Senior Software Engineer - Cluster Networking

For our client, we are seeking a Senior Software Engineer - Cluster Networking to join the team of a leader in the Telecommunications & Hardware space.

This role will own and evolve the networking foundation that supports large-scale GPU cluster environments. The engineer will design, operate, and scale overlay networking components that keep distributed infrastructure reliable, performant, and secure. You will partner with cloud providers and a distributed engineering team to remove bottlenecks, improve resiliency, and strengthen networking architecture across the stack.

Location: Remote - US based candidates only, no visa sponsorship available

Compensation: $184,000 – $356,500 annually

Responsibilities

• Own and evolve the Kubernetes networking architecture for large-scale GPU clusters
• Design, operate, and scale the overlay network, including CNI, mesh, and VPN topologies
• Manage L7 gateways, load balancers, and tunnels such as Envoy and Cloudflare
• Identify and eliminate scale ceilings such as packet loss and control-plane saturation
• Build scale-test environments and validation suites to catch networking regressions
• Diagnose complex networking issues across the stack
• Collaborate with cloud providers to establish network topology and requirements
• Provide technical leadership in cluster networking to a distributed team

Qualifications

• BS/MS in Computer Science, Electrical Engineering, or a related field, or equivalent experience
• 6+ years of professional experience in systems, network, or infrastructure software engineering
• Deep command of Kubernetes networking architecture and CNI standards; production experience operating Calico preferred
• Proficiency in designing and maintaining modern mesh and VPN topologies, such as Tailscale and WireGuard
• Strong Linux networking fundamentals including routing, netfilter, iptables/nftables, and network namespaces
• Demonstrated ability to debug distributed network problems at scale using packet capture and tracing
• Proficiency in Go, Python, C, or a comparable systems language
• Effective written and verbal communication skills for collaboration across time zones

Benefits

• Equity participation
• Comprehensive health plans
• Flexible work arrangements
• Professional development opportunities
• Paid time off and holidays

Our client is an equal opportunity employer. We encourage you to apply even if you don’t meet every qualification—your background could be exactly what this team needs.