Lead Development & Sustenance Engineer

Veltris; Hyderabad; On-site; INR 4,000,000 - 7,000,000; Full time

Job summary

Veltris in Hyderabad seeks an experienced Lead Development & Sustenance Engineer with deep know-how in SD-WAN Appliance, Data Plane, Control Plane, and Platform Sustenance.

The role focuses on triaging production issues, designing and sustaining SD-WAN data/control planes, optimizing performance and reliability, and improving observability and tooling. Strong Linux, C/C++, and networking expertise are required for scalable, enterprise-grade products.

Qualifications

• Bachelor's or Master's degree in Computer Science, Electrical Engineering, Information Systems, or a related field.
• 10–20 years of software engineering experience in networking, distributed systems, or carrier/enterprise-grade products.

Responsibilities

• Drive production/customer issues from triage to root cause analysis, development, validation, and closure.
• Design, develop, debug, and sustain SD-WAN Data Plane, Control Plane, and platform components.
• Develop fixes and new features with emphasis on performance, scalability, reliability, and backward compatibility.
• Troubleshoot complex issues across packet processing, routing, sessions, policy, HA, configuration, and OS/hardware interactions.
• Improve product observability, diagnostics, logging, telemetry, and troubleshooting tools.
• Collaborate with Engineering, QA, Product, and Release teams to deliver high-quality releases.
• Contribute to regression prevention, release readiness, technical debt reduction, and product quality improvements.
• Hands-on experience with LACP, Link Aggregation, and interface management.
• Experience with SD-WAN/Router/Firewall/Networking appliances.
• Strong Linux systems knowledge and networking stack understanding.
• GDB, packet capture tools, profilers, tracing, logs, telemetry, and automated testing.
• Experience handling production defects, intermittent issues, scale/performance issues, and release-branch fixes/backports.
• Mandatory: Experience with issue triaging using SlashTriage and AI-augmented engineering tools.

Skills

C/C++

Linux systems

Networking

Multi-threaded apps

Root-cause analysis

AI-assisted triage

Problem solving

Communication

Education

Bachelor's or Master's in CS/EE/IS

Tools

GDB

Packet capture

Profilers

Telemetry tools

Job description

We are looking for an experienced Lead Development & Sustenance Engineer with strong expertise in SD-WAN Appliance, Data Plane, Control Plane, and Platform Sustenance.

• Drive complex production/customer issues from triage through root-cause analysis, development, validation, and closure.
• Design, develop, debug, and sustain SD-WAN Data Plane, Control Plane, and platform components.
• Develop fixes and new features with strong focus on performance, scalability, reliability, and backward compatibility.
• Troubleshoot complex issues across packet processing, routing, sessions, policy, HA, configuration, and OS/hardware interactions.
• Improve product observability, diagnostics, logging, telemetry, and troubleshooting tools.
• Collaborate closely with Engineering, QA, Product, and Release teams to deliver high-quality releases.
• Contribute to regression prevention, release readiness, technical debt reduction, and product quality improvements.
• 10–20 years of software engineering experience in networking, distributed systems, or carrier/enterprise-grade products.
• Strong C/C++ programming and hands-on experience debugging multi-threaded, performance-sensitive systems.
• Deep understanding of IP networking – IPv4/IPv6, TCP/UDP, routing, OSPF, BGP, forwarding, tunneling, NAT, QoS, and packet flows.
• Mandatory: Hands-on experience with LACP, Link Aggregation, and interface management.
• Strong hands-on experience with SD-WAN / Router / Firewall / Networking appliances.
• Strong Linux systems knowledge and understanding of networking stack, IPC, system calls, memory, crash/core analysis, and performance debugging.
• Hands-on experience with GDB, packet capture tools, profilers, tracing, logs, telemetry, and automated testing.
• Experience handling production defects, intermittent issues, scale/performance issues, and release-branch fixes/backports.
• Mandatory: Experience with issue triaging using SlashTriage and AI-augmented engineering tools.
• Strong ownership, analytical/problem-solving skills, and excellent communication.

Education: Bachelor's or Master's degree in Computer Science, Electrical Engineering, Information Systems, or a related field.