Segment Routing – L3 Protocol Networking

ACL Digital; Chennai District; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

ACL Digital is looking for a highly skilled Senior Software Engineer specializing in Layer 3 networking protocols for their Chennai location. The ideal candidate should possess at least 7 years of experience in designing and developing routing protocols, along with proficient C/C++ skills in a Linux environment. Key responsibilities include developing and enhancing protocols like IS-IS, OSPF, and BGP, and collaborating on software development in a multi-threaded environment. Interested candidates can share their resumes to [e-mail].

Qualifications

• 7+ years of experience in design and development of Layer 3 networking protocols.
• Strong hands-on experience in C/C++ programming and debugging.
• Experience working in Linux-based systems with multi-threading.
• Solid understanding of IPv4/IPv6 networking, routing policies, ACLs, and route maps.
• Familiarity with networking tools for debugging and performance analysis.

Responsibilities

• Design, develop, and enhance Layer 3 networking protocols.
• Work on Segment Routing technologies including SR-MPLS.
• Contribute to development and optimization of MPLS-based solutions.
• Implement and support L2/L3 services over Segment Routing/MPLS.
• Develop features related to IPv4/IPv6 and routing policies.
• Collaborate on forwarding plane software development.
• Debug and troubleshoot complex networking issues.
• Work in a multi-threaded Linux environment.

Skills

Layer 3 networking protocols

C/C++ programming

Linux systems

Multi-threading

IPv4/IPv6 networking

Debugging tools

Tools

GDB

Valgrind

GCov

Job description

ACL Digital is hiring for Senior Software Engineer/Lead Role for Bangalore and Chennai Location.

Job Title

Senior Software Engineer – Networking (L3 Protocols)

Experience

7+ Years

Job Summary

We are looking for a highly skilled Senior Software Engineer with strong expertise in Layer 3 networking protocols and system-level programming. The ideal candidate will have hands‑on experience in designing and developing routing protocols, Segment Routing, and MPLS technologies, along with solid C/C++ programming skills in a Linux environment.

Key Responsibilities

• Design, develop, and enhance Layer 3 networking protocols such as IS-IS, OSPF, and BGP.
• Work on Segment Routing technologies including SR-MPLS, OSPF-SR, IS-IS SR, TI-LFA, BFD, and QoS.
• Contribute to development and optimization of MPLS-based solutions (LDP, RSVP, BGP LU).
• Implement and support L2/L3 services over Segment Routing/MPLS (L2VPN, L3VPN, EVPN).
• Develop features related to IPv4/IPv6, routing policies, access control lists, and route maps.
• Collaborate on forwarding plane software development and integration (preferably with Broadcom SDK – Jericho+ chipset).
• Debug and troubleshoot complex networking and system-level issues.
• Work in a multi-threaded Linux environment, ensuring high performance and scalability.
• Use debugging and performance analysis tools like GDB, Valgrind, and GCov.

Required Skills & Qualifications

• 7+ years of experience in design and development of Layer 3 networking protocols (IS-IS, OSPF, BGP).
• Strong hands‑on experience in C/C++ programming and debugging.
• Experience working in Linux-based systems with multi‑threading.
• Solid understanding of IPv4/IPv6 networking, routing policies, ACLs, and route maps.
• Familiarity with networking tools for debugging and performance analysis.

Preferred Skills

• Hands‑on experience with Segment Routing (SR-MPLS, OSPF‑SR, IS‑IS SR, TI‑LFA, BFD, QoS).
• Experience with MPLS protocols such as LDP, RSVP, and BGP LU.
• Knowledge of L2VPN, L3VPN, and EVPN services.
• Exposure to Segment Routing in IPv6 data plane.
• Experience with forwarding plane development and Broadcom SDK (Jericho+ chipset)

Interested candidate's can share their resume to [e-mail].