SENIOR ARCHITECT - SENIOR ARCHITECT

Strong Network Development Architect who can design complete Firmware and software from scratch for a new customer, covering L2 and L3, exhaustive knowledge on NOS internals, Fast Path, knowledge of multiple L4 to L7 protocols - OpenSSL, NAT, IPSEC, MacSec (all mandatory), knwoledge of IP networking stack, Integration, knowledge of container networking, use of IXIA, very strong in Embedded C, Linux, NOS, Train a trainer profile.

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:

• 13–16 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.Strong understanding of software architecture and modular design for networking systems.

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:

       13–16 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:

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

o    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.

       Strong understanding of software architecture and modular design for networking systems.