Role Summary We are seeking experienced professionals to take on the role focused on L2/L3 networking protocol development. The ideal candidate will have deep expertise in C programming, Linux environments, and protocol-level software design. This role involves leading design, development, debugging, and optimization of networking features across multiple platforms including Cisco IOS, IOS-XE, NX-OS, and open networking systems like SONiC.

Key Responsibilities Lead the design and development of L2/L3 network protocol features and enhancements.

Own and drive the implementation of new networking functionalities in C on Linux platforms. (C, Linux kernels are mandatory)

Debug and fix issues in existing protocol implementations and improve software stability.

Architect and optimize multi-threaded and socket-based communication systems.

Work closely with cross-functional teams to integrate features into existing systems (Cisco OS and SONiC NOS).

Provide technical mentorship to junior engineers and contribute to design/code reviews.

Collaborate with QA and support teams for validation, testing, and issue resolution.

Document software design, architecture, and troubleshooting guides.





Skills And Qualifications 8 to 11 years of hands-on experience in L2/L3 protocol development.

Strong programming skills in C, OS within Linux environments(Mandatory)

Experience with networking protocols such as:

Layer 2: VLAN, STP, RSTP, MSTP, VXLAN, LLDP, LAG

Layer 3: BGP, OSPF, RIP, EIGRP, IGMP, PIM, MPLS, GRE, IPSec

Proficiency in Multi-threading and Socket Programming.

Excellent knowledge of data structures and memory management.

Experience with Cisco operating systems ? IOS, IOS-XE, NX-OS.Solid understanding of software architecture and modular design for networking systems.

Desirable Skills

Experience with SONiC Network Operating System (NOS).

Knowledge of programmable packet pipelines (e.g., P4).

Familiarity with DevOps tools and CI/CD pipelines for network software.

Exposure to open networking and white-box switch ecosystems. VxLAN-EVPN,OSPF,BGP,C Programming Language,L2/L3 Networking Protocol,Switching & Routing,Datacom,Datacom Developer,MPLS,VLAN,STP,RSTP,Protocol Development,Debugging/Implementation

📌 TECHNICAL LEAD - Embedded C (Bengaluru)
🏢 Happiest Minds Technologies
📍 Bengaluru