Wireshark Jobs in Bengaluru

Red Team Hacker / Pen Tester (Onsite, Bangalore) Who We Are ColorTokens We re on a mission to keep businesses running safe and sound even when cyber attackers try to mess things up. Our next-gen platform, ColorTokens Xshield , stops ransomware and malware from spreading sideways inside companies, so critical stuff stays locked down and working. We ve got mad skills in spotting and controlling traffic between all kinds of devices and users from your typical laptops to IoT and medical gadgets. That means we can slice and dice security zones to keep bad actors contained. Forrester calls us a Leader in Microsegmentation (Q3 2024), and we help global companies avoid big $$$ downtime. Our Vibe We re all about hustling with heart. You ll get to own your projects, work with smart teammates, and solve tough problems that actually protect people from kids in hospitals to entire cities. If you re driven, curious, and ready to make a real impact, you ll fit right in. The Gig What You ll Do Run epic red team ops that mimic real-world hackers trying to break in. Hack (ethically!) into networks, apps (web, mobile, APIs), and cloud setups to find weaknesses. Build your own scripts and tools to level up your tests and dodge detection. Team up with defenders (blue team) to boost how we spot and stop attacks. Write clear, no-fluff reports with proof-of-concept hacks and smart fixes. Keep your finger on the pulse of the latest threats and hacker tricks. Jump into purple teaming and adversary simulations to sharpen our edge. Bachelor s in Cybersecurity, CS, or you ve got real-world chops that match. 6+ years deep in red teaming, pentesting across web, APIs, infrastructure, and cloud. Pro with tools like Cobalt Strike, Metasploit, Nessus, Burp Suite, Nmap, and scripting (Python/PowerShell/Bash). Solid grasp of MITRE ATT&CK, threat modeling, and adversary emulation. Know Windows & Linux inside out, Active Directory, plus cloud platforms (AWS, Azure, GCP). Bonus points if you re into social engineering, phishing, or physical security. Skilled at writing docs that actually make sense. Must-have certifications: OSCP is a must; CRTP, OSCE, OSEP, CRTE, GPEN, GXPN are pluses. Qualification : Bachelor's degree in Cybersecurity, Computer Science, or related field (or equivalent experience).

Job Purpose and Impact The Senior Network Engineer will play a pivotal role in designing, deploying, automating, operating, and owning Cargill s software-defined network (SDN) infrastructure. This includes leading the migration from legacy networking to modern SDN infrastructure, providing thought leadership, and architecting secure and efficient network systems. Key Accountabilities 1. Technical Leadership Drive the use of infrastructure-as-code and software development practices for SDN capabilities. Lead network transformation projects to migrate legacy physical infrastructure to SDN. 2. Problem Resolution Provide expert leadership to resolve complex networking challenges and remove technical roadblocks. 3. Mentorship and Best Practices Mentor engineers, share technical trends, and promote modern engineering practices. Contribute to the engineering community by fostering innovation and collaboration. 4. Other Duties Support business objectives by performing additional duties as needed. Qualifications Minimum Qualifications Education: Bachelor s degree in a related field or equivalent experience. Experience: Minimum of 10 years in networking (Routing, Switching, SD-WAN). Proficiency with Versa and Cisco products, including design, implementation, and troubleshooting. Strong understanding of SDN principles. Preferred Qualifications Expertise in Networking: WAN technologies and protocols (BGP, OSPF, QoS, ACLs, MPLS, VPNs, IPSec). Experience with switching, routing, traditional WAN, firewall, DNS, DHCP, load balancing, and network observability tools. Certifications: CCIE SP or Enterprise preferred. Automation and Scripting: Proficiency in Python, Bash, Docker, and GitHub. Experience with network automation and source code management. Team Collaboration: Experience working in agile teams and large-scale, multinational environments. Qualification : Bachelors degree in a related field or equivalent experience

Job Title: Senior Escalation Engineer Location: Bengaluru, Karnataka, India About Us: Cloud Software Group is one of the world's largest cloud solution providers, serving over 100 million users globally. When you join Cloud Software Group, you are helping real people access cloud-based products that empower them to work from anywhere. Our team values passion for technology, courage to take risks, and empowering individuals to dream, learn, and build the future of work. Now is the perfect time to join us and be part of the next evolution in cloud technology! About This Team: We are the Advanced Support team, specializing in NetScaler and NetScaler Console products. As the highest level of support, we collaborate closely with LCM and Engineering teams to swiftly resolve customer issues and bugs, ensuring seamless operation of their environments. We work on complex, critical issues and ensure that our customers receive top-tier technical assistance. Job Description: The Senior Escalation Engineer is responsible for providing advanced technical support to customers facing critical, high-complexity issues. You will act as a liaison between customers, engineering teams, and product development, ensuring quick and effective resolution of customer problems. Your work will have a direct impact on the customer experience by resolving issues that are politically sensitive or technically intricate. Additionally, you will play a vital role in mentoring junior engineers and contributing to knowledge sharing within the team. Role Responsibilities: Advanced Technical Support: Independently resolve highly complex customer issues by using advanced troubleshooting skills. You will handle the most critical and politically sensitive customer situations and issues. Customer Communication: Defuse difficult customer situations through effective communication planning and follow-through, ensuring confident communication with customers at all levels. Collaboration with Engineering: Be an effective technical interface between the customer and the 3rd Level Engineering/Product Development teams, ensuring clear documentation and resolution. Technical Leadership: Act as an authority on Citrix Networking products and provide guidance and mentorship to less experienced colleagues. You will also contribute to writing complex technical articles and case studies for the knowledge base. Knowledge Sharing: Develop and review advanced technical training materials for both internal and external audiences on multiple products or components. On-call Rotation: Participate in a 24x7 on-call rotation to provide continuous support to customers. Problem Report Prioritization: Work with Engineering teams to prioritize product issues and provide timely feedback. Project Participation: Contribute as a collaborator or sub-team leader in various technical projects. Basic Qualifications: BS or BA in Computer Science, Information Systems, Engineering, Mathematics, Physics, Statistics, or a related technical discipline. 7+ years of technical support experience in a large enterprise environment. In-depth networking knowledge, including: TCP / HTTP / SSL / DNS / WAN WAN and LAN switching and routing, ARP, TCP, IP, HTTP, SMTP, DNS, and other related internet protocols. Experience with Citrix Networking Products such as NetScaler, F5 BigIP, Cisco CSS, and others in load balancing, SSL VPN solutions, and web application firewalls. Experience with debugging tools and techniques, including dump files, network traces, and sniffers like Wireshark and tcpdump. Knowledge of routing protocols (RIP, OSPF, BGP) and switching technologies. Experience with security technologies such as SSL/TLS, VPNs, Firewalls, IDS/IPS. Experience with network monitoring tools such as PRTG, Obkio, Auvik, SNMP. Preferred Certifications: Citrix Certification or CCNA. Working knowledge of Virtualization/Cloud technologies like AWS, Azure, ESXi, or GCP. Impactful Work: At Cloud Software Group, you will work on solving complex, high-priority issues that directly impact customers worldwide. Continuous Learning: You'll have opportunities for growth and learning with exposure to cutting-edge technologies in a dynamic, collaborative environment. Supportive Culture: Our team values innovation, knowledge-sharing, and mentorship, ensuring everyone has the tools and opportunities they need to thrive. Equal Opportunity Employer: Cloud Software Group is committed to Equal Employment Opportunity (EEO) and complies with all applicable federal, state, and local laws that prohibit discrimination in employment. We consider all qualified applicants for employment without regard to race, color, creed, sex, gender identity, sexual orientation, ethnicity, national origin, ancestry, citizenship, religion, disability, pregnancy, marital status, military service, protected veteran status, political activity, and other protected classifications. Qualification : BS or BA in Computer Science, Information Systems, Engineering, Mathematics, Physics, Statistics, or a related technical discipline.

Job Title: Senior Software Development Test Engineer Location: Bengaluru, Karnataka, India About Us: Cloud Software Group is one of the world's largest cloud solution providers, serving over 100 million users globally. As part of Cloud Software Group, Citrix is a recognized leader in VDI, Desktop-as-a-Service, and application delivery solutions, enabling the secure delivery of desktops, applications, SaaS, and web apps to any device, anywhere. Our Citrix Workspace App team works on the secure delivery of virtual apps, and we re dedicated to improving the experiences of our users worldwide. About This Team: Our Citrix Workspace App team is responsible for the secure delivery of virtual apps to users across multiple platforms. We are looking for a Senior Software Development Test Engineer who is passionate about quality assurance, automation, and continuous improvement. You will play a critical role in testing and validating the Citrix Workspace App, focusing on automating tests using tools like Selenium, Python, and the Robot Framework. You'll work in a fast-paced environment, collaborating closely with developers, product managers, and other stakeholders to ensure the product meets high standards of reliability and performance. Job Description: As a Senior Software Development Test Engineer, you will be responsible for designing, developing, and maintaining automated test frameworks and scripts for web-based software applications. Your work will be central to the success of our Citrix Workspace App by improving test efficiency, coverage, and reliability. You ll ensure that the application is of the highest quality by performing various types of testing, including functional, regression, performance, security, and integration testing. Duties and Responsibilities: Automate Testing: Develop and maintain automated test frameworks and scripts using tools like Selenium, Robot Framework, Python, PowerShell, and others. Test Automation: Automate UI, API, and integration tests to improve efficiency and coverage. Champion Automation: Advocate and implement best practices for automation testing within the team. Test Planning and Execution: Design, develop, and execute comprehensive test plans and test cases for web-based software applications. Collaborate Effectively: Work with developers, product managers, and other stakeholders to deliver high-quality products in a team-oriented environment. Self-Motivation and Independence: Demonstrate strong self-motivation, with the ability to work effectively in a team environment while being able to operate independently with limited supervision. Required Experience/Skills: 5+ years of experience in Automation Testing for web-based applications, including test frameworks and scripting languages. Strong hands-on experience in test automation frameworks and tools such as Python, Shell, Selenium, Robot Framework, PowerShell, JavaScript, CSS, HTML. Familiarity with cloud platforms such as AWS, Azure, and GCP, and understanding related technologies. Basic networking knowledge, including network troubleshooting using tools like Wireshark. Experience with CI/CD tools such as GIT, Jenkins, and JIRA. Excellent communication and articulation skills to collaborate across teams and document testing efforts. Preferred Qualifications: B.E/B.Tech or M.Tech in Computer Science or a related technical field. Innovative Culture: Be part of a leading organization at the forefront of cloud technologies. Impactful Work: Your work will directly impact the performance and quality of our Citrix Workspace App, which serves millions of users. Growth Opportunities: Join a rapidly growing team where you can continue to develop and expand your technical and leadership skills. Work with Cutting-Edge Tech: Use state-of-the-art testing tools and methodologies to ensure the highest quality of cloud-based software. Equal Opportunity Employer: Cloud Software Group is an Equal Employment Opportunity (EEO) employer and complies with all federal, state, and local laws prohibiting employment discrimination. We encourage applicants of all backgrounds to apply and offer a welcoming, inclusive workplace where everyone can succeed. Qualification : B.E/B.Tech or M.Tech in Computer Science or a related technical field.

Job Title: Senior Filesystem Developer (NFS, SMB) Location: Bangalore Experience: 6+ Years Job Overview We are looking for a highly skilled Senior Filesystem Developer with extensive experience in developing, optimizing, and maintaining filesystem protocols such as NFS (Network File System) and SMB (Server Message Block). The ideal candidate will be responsible for creating efficient and robust distributed storage solutions while enhancing filesystem performance. You will be working on cutting-edge projects to build and improve the infrastructure of our storage systems. Key Responsibilities Filesystem Protocol Development: Develop and maintain filesystem protocols like NFS (v3/v4) and SMB/CIFS, ensuring high performance and scalability in distributed environments. Optimization & Performance Tuning: Continuously improve the efficiency and performance of filesystem protocols, analyzing bottlenecks and addressing performance issues. System-Level Integration: Collaborate with system-level teams to integrate and optimize filesystem components with kernel-level subsystems and user-space applications. Debugging & Troubleshooting: Utilize diagnostic tools (e.g., tcpdump, Wireshark, perf, ftrace) to identify and resolve network, protocol, and filesystem-related issues. Collaboration & Documentation: Work closely with cross-functional teams (e.g., networking, storage) to ensure seamless integration and implementation of storage solutions. Document processes, best practices, and optimizations. Required Skills & Qualifications Technical Expertise: Proven experience in filesystem development or protocol-level programming. Proficiency in C programming, with a solid understanding of kernel-level and user-space interactions. Deep knowledge of NFS (v3/v4) and SMB/CIFS protocols, including their implementation and behaviors. System-Level Knowledge: Strong experience with kernel-level filesystems and the Virtual File System (VFS) layer. Familiarity with distributed storage systems and clustered filesystem architectures. Networking & Protocols: Solid understanding of network protocols such as TCP/IP, RPC, and DNS, particularly as they relate to file-sharing systems. Experience in debugging network and protocol-level issues in a distributed environment. Debugging & Troubleshooting: Expertise with diagnostic tools such as tcpdump, Wireshark, perf, and ftrace. Strong analytical and problem-solving skills to identify and resolve bugs and performance bottlenecks in filesystem protocols. Preferred Skills Distributed & Parallel Filesystems: Experience working with distributed and parallel filesystems, ensuring high availability and fault tolerance in storage systems. Cloud-Based Storage Solutions: Familiarity with cloud-based file storage solutions (e.g., object storage systems, cloud NAS/SAN). Security: Knowledge of encryption and security standards related to file storage and secure file sharing. This role presents an exciting opportunity to work with cutting-edge technology and make significant contributions to the development of high-performance, distributed filesystem solutions. You will be part of a dynamic team focused on pushing the boundaries of storage systems while solving complex problems.

Job Title: Senior Networking Developer (System/Protocol Level) Location: Bangalore Experience: 6+ Years Job Overview We are seeking an experienced Senior Networking Developer with deep expertise in developing, optimizing, and troubleshooting high-performance networking systems and protocol stacks. In this role, you will be responsible for designing, implementing, and maintaining network solutions at both the system and protocol levels, focusing on high efficiency and performance in modern networking environments. Key Responsibilities Networking Protocol & System Development: Design and implement networking protocols at the system level, ensuring efficient, high-performance networking solutions. Protocol Stack Development: Work with L2/L3 protocols (Ethernet, ARP, IP, ICMP) and L4 protocols (TCP, UDP), enhancing their implementation and performance. Advanced Networking: Leverage your knowledge of advanced networking concepts such as Quality of Service (QoS), load balancing, and multicast to improve network performance and scalability. Linux Networking Subsystems: Contribute to the optimization and development of Linux networking subsystems like netfilter, iptables, and eBPF. Kernel-Level Development: Work on kernel-level networking stack optimization, focusing on high-performance and low-latency solutions. Troubleshooting & Debugging: Use network diagnostic tools (Wireshark, tcpdump, strace, gdb) to troubleshoot and resolve issues at all OSI layers, ensuring network reliability and performance. Collaboration: Collaborate with cross-functional teams to address complex networking challenges and implement solutions that meet business and technical objectives. Required Skills & Qualifications Technical Expertise: Strong experience in networking protocol or system-level development. Proficiency in C or C++ for low-level systems programming and optimization. In-depth knowledge of networking protocols, including L2/L3 (Ethernet, ARP, IP, ICMP) and L4 (TCP, UDP). Familiarity with advanced networking concepts such as QoS, load balancing, and multicast. System-Level Knowledge: Experience with Linux networking subsystems, such as netfilter, iptables, and eBPF. Hands-on experience in kernel-level networking stack development and optimization. Debugging & Analysis: Expertise with network diagnostics tools like Wireshark, tcpdump, strace, and gdb. Strong troubleshooting skills at all OSI layers. Preferred Skills High-Performance Networking: Experience with high-performance networking technologies to enhance scalability and network throughput. Programmable Network Devices: Experience working with programmable network devices and integrating them into modern network architectures. SDN (Software-Defined Networking): Familiarity with SDN controllers and protocols like OpenFlow, and their integration in modern networking solutions. As a Senior Networking Developer, you will be at the heart of building cutting-edge networking solutions, contributing to high-performance network infrastructures. This role offers the opportunity to work with the latest networking technologies in a dynamic and collaborative environment. If you're passionate about networking and system-level programming, we encourage you to apply.

At Juniper We believe the network is the greatest vehicle for knowledge, understanding, and human advancement. Delivering an experience-first, AI-Native Network pivots on the creativity and commitment of our people a consistent and dedicated practice we call the Juniper Way. Summary This position is part of the L1 Technical Assistance Center (TAC), supporting Juniper s SRX Firewall customers worldwide. About the Role This role offers a unique opportunity to address a wide range of challenging technical issues for global customers, stay ahead in the rapidly evolving security industry, and continuously develop new skills. You will be part of a collaborative, supportive team, working on diverse tasks that ensure each day is engaging and dynamic. Key Responsibilities Work in a highly dynamic Technical Assistance Center (TAC) environment with a strong focus on customer satisfaction. Quickly diagnose and resolve customer issues to deliver a remarkable customer experience. Serve as a customer advocate, ensuring timely problem resolution while understanding the network environment and business impact. Take full ownership of problem resolution, reproduction, and escalation when necessary. Collaborate within a team-oriented environment, demonstrating flexibility to work on weekends/holidays as required. Continuously learn and adapt to emerging technologies. Mandatory Skills VPN Expertise: Strong knowledge of VPN design, implementation, troubleshooting, and encryption algorithms (e.g., DES, 3DES, MD5, SHA, PKI). Core Networking Knowledge: Thorough understanding of the TCP/IP protocol suite, OSI model, and ability to apply this knowledge to network troubleshooting. Security and Firewall Experience: Proven knowledge of network security, access and perimeter control, vulnerability management, and intrusion detection. Familiarity with SYN flood, replay attacks, and related mitigation techniques. Data Network Experience: Proficiency in LAN/WAN hardware, physical layer infrastructure, data transmission facilities, and interconnecting devices. Troubleshooting Tools: Expertise in using utilities such as lookup, traceroute, ping, netstat, and packet analysis tools like Wireshark and tcpdump. Routing Protocols: Deep understanding of OSPF, BGP, RIP, IPSEC VPN, xDSL, and multicast technologies. Layer 2 Technologies: Strong knowledge of VLANs, VLAN tagging (802.1q), LACP, VLAN trunking, and STP (802.1D and other implementations). Requirements B.E. in Electronics Engineering or Computer Science with 1 3 years of experience in supporting, designing, or implementing IP networks. Hands-on experience in troubleshooting, implementation, and support of large-scale IP networks. Preferred Skills Application Layer Protocols: Working knowledge of FTP, DNS, SNMP, HTTP/HTTPS, LDAP, RADIUS, SMTP, and user authentication mechanisms. Security Products: Experience in providing support for security products such as firewalls, IPS/IDS, and Unified Threat Management (UTM) systems (e.g., URL filtering, antivirus, anti-spam). Operating Systems: Understanding and troubleshooting Windows, Unix, and macOS environments, including related technologies like NIS, NFS, Sun-RPC, and MS-RPC in security-enabled settings. Preferred Certifications JNCIA-JUNOS, JNCIS-Security, JNCIA-FWV, JNCIS-FWV, CCNA, CCNP or equivalent certifications are a strong plus. Join us and be part of the Juniper Way, where we encourage you to: Be Bold Build Trust Deliver Excellence Juniper Networks is an equal-opportunity employer, committed to fostering diversity and inclusivity. We do not discriminate based on race, religion, color, gender, sexual orientation, age, disability, or veteran status. Reasonable accommodation will be provided throughout the hiring process for individuals with disabilities. Qualification : B.E. in Electronics Engineering or Computer Science with 13 years of experience in supporting, designing, or implementing IP networks.

Job Description Architects end to end system software for a specific technology, product/platform, or market segment, including software structure and bounding box, firmware, drivers, frameworks, cross component, interfaces/interactions/interoperability, protocols, algorithms, and applications. Responsible for pathfinding and providing the technical direction for software development and validation. Engages with customers on technical requirements/discussions and interacts with technologists across Intel and within the industry to evaluate feasibility of requirements and determine priorities for development. We are looking for a highly motivated and experienced Wi-Fi System Validation Architect to lead the design, planning, and execution of validation strategies for our Wi-Fi solutions. This role will involve working with cross-functional teams, including hardware engineers, firmware developers, product managers, and test teams, to ensure that the Wi-Fi products meet the highest standards of performance, reliability, and interoperability across various environments. As a Wi-Fi System Validation Architect, you will play a pivotal role in defining and implementing best practices for Wi-Fi validation, contributing to the development of next-generation Wi-Fi solutions (Wi-Fi 6, Wi-Fi 6E, Wi-Fi 7, etc.). Qualifications Qualification* Engineering degree in Electronics/Computer Science from a reputed college* 5 years of work experience in Systems Architect role* 10 years of work experience as in WiFi System Validation, Development and System Debugging* Proven track record of developing and executing complex system validation strategies for Wi-Fi products.* Architect test systems and validation environments that effectively simulate real-world use cases, environments, and customer scenarios.Technical Expertise* Deep knowledge of Wi-Fi technologies (Wi-Fi 5, Wi-Fi 6, Wi-Fi 6E, Wi-Fi 7), IEEE 802.11 standards, and Wi-Fi Alliance certification processes.* Deep knowledge and experience working in Omnipeek, Wireshark and IxChariot tools* Debugging, Analysis, reproduction and identification of root cause on Wi-Fi domains* Collaborate with Research and Development teams to identify design and performance gaps, providing technical feedback and proposing corrective actions.* Ensure that validation environments can effectively simulate diverse network conditions, traffic loads, interference scenarios, and client devices.* Design and implement system-level performance benchmarking and stress testing for various Wi-Fi configurations (e.g., access points, clients, mesh networks, etc.).* Champion a culture of continuous improvement, ensuring that the validation processes evolve to meet emerging technologies and market demands.* Experience with Wi-Fi chipset, access point, router, and client device architecture.* Proficiency in using Wi-Fi test equipment such as spectrum analyzers, signal generators, protocol analyzers (e.g., Wireshark, AirMagnet), and network simulators.* Experience in designing and optimizing test automation frameworks, using tools such as Python, Robot Framework, or proprietary systems.* Strong problem-solving and troubleshooting skills.* Ability to work in a multi-tasking environment and multi-geo environmentSoft Skills* Leadership and mentoring skills to guide and inspire a team of engineers.* Strong problem-solving ability with a detail-oriented mindset.* Excellent communication skills, both written and verbal, with the ability to present complex technical concepts to both technical and non-technical stakeholders.* Ability to work independently and collaboratively in a cross-disciplinary environment Inside this Business Group The Client Computing Group (CCG) is responsible for driving business strategy and product development for Intel's PC products and platforms, spanning form factors such as notebooks, desktops, 2 in 1s, all in ones. Working with our partners across the industry, we intend to deliver purposeful computing experiences that unlock people's potential - allowing each person use our products to focus, create and connect in ways that matter most to them. As the largest business unit at Intel, CCG is investing more heavily in the PC, ramping its capabilities even more aggressively, and designing the PC experience even more deliberately, including delivering a predictable cadence of leadership products. As a result, we are able to fuel innovation across Intel, providing an important source of IP and scale, as well as help the company deliver on its purpose of enriching the lives of every person on earth. Posting Statement All qualified applicants will receive consideration for employment without regard to race, color, religion, religious creed, sex, national origin, ancestry, age, physical or mental disability, medical condition, genetic information, military and veteran status, marital status, pregnancy, gender, gender expression, gender identity, sexual orientation, or any other characteristic protected by local law, regulation, or ordinance. Benefits We offer a total compensation package that ranks among the best in the industry. It consists of competitive pay, stock, bonuses, as well as, benefit programs which include health, retirement, and vacation. Find more information about all of our Amazing Benefits here.It has come to our notice that some people have received fake job interview letters ostensibly issued by Intel, inviting them to attend interviews in Intel s offices for various positions and further requiring them to deposit money to be eligible for the interviews. We wish to bring to your notice that these letters are not issued by Intel or any of its authorized representatives. Hiring at Intel is based purely on merit and Intel does not ask or require candidates to deposit any money. We would urge people interested in working for Intel

Position Overview: We are seeking a highly skilled and experienced Member of Technical Staff QA Security to join our dynamic team at Aryaka. As a Senior QA Engineer, you will play a crucial role in ensuring the security and integrity of our SASE products by conducting thorough security assessments, designing and executing test plans, and collaborating with development teams to address vulnerabilities. Your expertise will help shape our network security solutions and contribute to the success of organizations worldwide. Key Responsibilities: 1. Conduct Security Assessments: Perform comprehensive security assessments of SASE products to identify vulnerabilities, weaknesses, and misconfigurations. Utilize both manual and automated testing tools to uncover security vulnerabilities and potential exploitation vectors. 2. Design and Execute Test Plans: Develop and implement test plans and methodologies to evaluate the effectiveness of firewall configurations in defending against unauthorized access, malicious activities, and other security threats. Perform penetration testing on firewall devices to simulate real-world attacks and assess resilience against advanced threats. 3. Analyze and Report Findings: Analyze firewall logs, traffic patterns, and rule sets to identify anomalies and security incidents. Generate detailed reports outlining findings, including identified vulnerabilities, potential impacts, and recommended remediation measures. 4. Collaborate with Development Teams: Work closely with firewall development teams to prioritize and address security issues identified during testing phases. Provide technical guidance and recommendations regarding firewall security best practices, configuration hardening, and threat mitigation strategies. 1. Stay Informed on Security Trends: Keep up to date with the latest firewall technologies, security trends, and industry best practices to continuously improve firewall testing methodologies. Participate in the development and implementation of security policies, procedures, and standards related to firewall security testing. Qualifications: Education: Bachelor s degree in Computer Science or a related field. Experience: 3-7 years of experience as a QA Engineer. Technical Skills: Strong understanding of firewall technologies, including stateful inspection, packet filtering, application layer filtering, and intrusion prevention systems (IPS), CASB, and DLP. Knowledge of common security vulnerabilities and attack vectors, including OWASP Top 10, SQL injection, cross-site scripting, and buffer overflows. Familiarity with web application security standards and protocols (e.g., SSL/TLS, OAuth, SAML). Experience with cloud security (AWS, Azure, GCP) and container security is a plus. Hands-on experience with firewall testing tools such as Nmap, Nessus, Metasploit, and Wireshark. Understanding of network protocols, the TCP/IP stack, and common attack vectors used to exploit firewall vulnerabilities. Experience with scripting languages (e.g., Python) for automation and custom tool development is a plus. Soft Skills: Excellent analytical and problem-solving skills with the ability to identify and mitigate security risks effectively. Strong communication skills to convey technical concepts to both technical and non-technical stakeholders. Ability to work independently and as part of a team in a dynamic and fast-paced environment. Certifications: CISSP, CCSP, or CEH certifications are preferred. Employee Value Proposition (EVP): At Aryaka, we offer a dynamic and innovative work environment where you will have the opportunity to make a significant impact in the network security industry. Our commitment to cutting-edge technology and customer satisfaction provides a platform for continuous learning and professional growth. Qualification : Bachelors degree in Computer Science or a related field.

The Principal Threat Research Engineer will identify, analyze, and mitigate evolving cyber threats by creating and maintaining effective threat detection signatures. This role requires deep expertise in understanding modern cyber threats, malware behavior, and signature writing for advanced threat detection technologies. You will work closely with cross-functional teams, such as threat intelligence, incident response, and security product development, to enhance the organization s defense capabilities and provide strategic insight into the threat landscape. Key Responsibilities: Signature Writing & Development: i) Design and develop accurate, high-quality signatures and detection rules for threat detection systems (IDS/IPS, AV, EDR). ii) Improve and update detection logic to adapt to the latest threats, exploits, and attack vectors. iii) Optimize detection signatures to minimize false positives and maximize detection efficiency across various security platforms. Threat Research & Analysis: i) Lead in-depth research into emerging cyber threats, malware, APT groups, and TTPs (Tactics, Techniques, and Procedures). ii) Analyze attack patterns, behavior, and malicious code to identify new detection opportunities. iii) Track and understand evolving threat landscapes, including new vulnerabilities, exploits, and attack campaigns. Collaborative Threat Intelligence: i) Collaborate with global threat intelligence teams to share threat research findings and develop a comprehensive understanding of adversarial behavior. ii) Maintain relationships with external threat-sharing communities and organizations to stay up-to-date on the latest threat information. iii) Support the security team in responding to active threats, providing detection strategies and remediation guidance. Detection Engineering & Optimization: i) Work closely with the detection engineering team to integrate custom and third-party signatures into existing detection platforms (SIEM, IDS/IPS, EDR). ii) Identify gaps in current detection methodologies and implement improved detection capabilities for advanced threats, such as zero-day exploits, fileless malware, and APT campaigns. iii) Conduct performance testing and tuning of signatures to ensure system stability and effectiveness under various network environments. Thought Leadership & Knowledge Sharing: i) Act as a subject matter expert on threat detection, signature development, and malware analysis for internal and external stakeholders. ii) Lead and mentor junior threat researchers and engineers by providing guidance, training, and technical expertise. iii) Create research reports, blogs, whitepapers, and presentations to communicate key research findings and trends to technical and non-technical audiences. Required Qualifications: Bachelor s or Master s degree in Computer Science, Cybersecurity, Information Security, or a related field. 8+ years of experience in cybersecurity, with a focus on threat research, signature development, or malware analysis. Proven experience in writing and optimizing signatures for IDS/IPS, antivirus, and endpoint detection and response (EDR) solutions. Deep knowledge of cyber threats, including malware, ransomware, phishing, and advanced persistent threats (APTs). Strong understanding of network protocols, system internals (Windows, Linux), and attack techniques such as fileless malware, obfuscation, and evasion. Proficiency with malware analysis tools (e.g., IDA Pro, Ghidra), network analysis tools (e.g., Wireshark, Zeek), and sandbox environments. Experience with signature formats such as YARA, Snort, Suricata, and regular expression-based detection logic. Familiarity with MITRE ATT&CK framework and how it maps to threat detection and signature development. Strong problem-solving and analytical skills, with an ability to think critically about threat detection and mitigation strategies. Excellent verbal and written communication skills, with the ability to convey complex threat intelligence and detection strategies to a diverse audience. Ability to work collaboratively across teams and mentor junior team members. Preferred Qualifications: Relevant cybersecurity certifications such as CISSP, GIAC, OSCP, or GREM. Expertise in scripting and automation (Python, PowerShell, Bash) to automate threat research and signature writing processes. Experience with cloud-based threat detection and response (e.g., AWS GuardDuty, Azure Sentinel). Familiarity with advanced hunting techniques, including threat hunting using logs, endpoint data, and network data. Employee Value Proposition (EVP): At Aryaka, we offer a dynamic and innovative work environment where you will have the opportunity to make a significant impact in the network security industry. Our commitment to cutting-edge technology and customer satisfaction provides a platform for continuous learning and professional growth. Qualification : Bachelors or Masters degree in Computer Science, Cybersecurity, Information Security, or a related field.