Req ID: 129994

Remote Position: No

Region: Asia

Country: India

State/Province: Chennai

City: Guindy, Chennai

Summary

We are seeking a Senior Staff /Staff Engineer, Networking to join our Sonic NOS/SDK team. This is a senior-level, Individual contributor position focused on the development and sustenance of Network Operating Systems(NOS) for white-box switching platforms.

The ideal candidate has a strong background in NOS architecture, L2/L3 protocol development, ASIC integration, and programming in C/C++.

This is a pure individual contributor (IC) role. You’ll collaborate with global engineering teams and work at the forefront of NOS software design, enabling advanced networking solutions for data center and enterprise environments.

Detailed Description

• Should have a strong command over "C" programming language/C++ and must have executed projects in it.
• Should have a solid exposure of programming ASICs (Broadcom, Marvell, Innovium, P4) and must have done projects around it.
• Should have a very good knowledge of Linux kernel from a networking perspective.




• Exposure to ebtables/iptables preferred.
• Must have a good understanding of configuration management technologies and streaming telemetry technologies.
• Must have positive communication skills and be willing to work in a multi-cultural and multi-regional high performance team.

Knowledge/Skills/Competencies

-
Technical Core
• NOS Development or Sustenance

NOS Experience:

o SONiC (preferred), Cisco IOS, Juniper JUNOS, Arista EOS or like
o Layer-2 Protocols: STP, LLDP, LACP, etc...
o Layer-3: BGP, OSPF, IS-IS, EVPN/VXLAN, MPLS, etc...

• Programming Languages
o Strong proficiency in C/C++
o Python/bash/go Lang (Positive to have skills)

• ASIC/Hardware Experience
o Familiarity with Broadcom (DNX/XGS), Marvell, or similar ASICs
o Experience working on hardware-software integration for networking products

Engineering Execution
• Ability to independently design, code, debug, and validate complex NOS featu

📌 10 - Staff Engineer, Software 1 (Chennai)
🏢 Celestica
📍 Chennai