Job Summary

[BLR] Network Security Protocols (Macsec) Software Development - Technical Lead - Bangalore, India

Responsibilities

- Work with customer and product teams to understand new requirements

- Write Feature Spec covering the requirements and detailed design

- Implement improvements and features individually or as part of a team

- Triage, resolve internal and customer found issues

- Evaluate, Integrate third party libraries

- Peer review of Feature Spec, Code, Test Plan and other engineering documents

- Improve performance/scale of existing features/solutions

- Help with interview, onboarding and mentoring of new hires

- Plan, schedule, track and periodically report the project status all the way to customer delivery

Qualifications

- 8+ years of relevant hands-on software development experience.

- Strong programming skills in C/C++ and Python.

- Strong AI experience with Claude is required

- Strong understanding and hands-on experience with MACsec and MKA protocol stack development.

- Hands-on experience with IEEE 802.1X-2010/2020 MKA: CAK/CKN, SAK derivation and distribution, key server election, EAPOL-MKA PDU handling, and live/potential peer state management.





- Strong understanding of IEEE 802.1AE (MACsec), including SecTAG, SCI, secure channel and secure association lifecycle, ICV, and replay protection.

- Positive understanding of networking concepts and protocols.

- Experience developing software for networking products, routers, switches, security appliances, or similar systems.

- Strong debugging and problem-solving skills.

- Experience working in a Linux/Unix environment.

- Ability to analyze complex system-level issues and develop robust solutions.

- Strong communication and collaboration skills.

Preferred Qualifications

- Experience with XPN (GCM-AES-XPN-128/256), 64-bit packet numbering, SSCI/salt derivation, and 802.1AEbw.

- Experience with PSK-based and 802.1X/EAP-derived CAK, including RADIUS and MSK-based key hierarchies.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Network Security Protocols Software Development - Technical Lead (Bengaluru)
🏢 ARRCUS
📍 Bengaluru