Remote OpenShift Networking Expert – Kubernetes & SDN

Cogent IBS, Inc

United States

Remote

USD 120,000 - 170,000

Part time

5 days ago

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Job summary

Cogent IBS, Inc. seeks a Networking Subject Matter Expert with deep hands-on OpenShift Virtualization and networking experience. The role focuses on L2/L3 engineering, virtualization, Linux networking, and enterprise infrastructure in a remote setting.

The ideal candidate brings strong expertise in OpenShift/Kubernetes networking, OVN-Kubernetes, Multus, NMState, and MetalLB, plus experience with migration and cross-cluster connectivity. Cisco background is a plus.

Qualifications

Experience delivering consulting engagements in regulated enterprise environments such as financial services, healthcare, or government.
Strong documentation and knowledge transfer skills, including architecture decision records, runbooks, and operational playbooks.
Ability to collaborate effectively across network engineering, platform/infrastructure, security, and application development teams.
Cisco networking experience preferred; broader multi-vendor experience welcome.
Automation experience is a plus.

Responsibilities

Hands-on L2/L3 network engineering, including VLANs, routing, and switch integration.
Knowledge of BGP, OSPF, static routing, and route redistribution.
Linux networking including bridges, bonds, namespaces, iptables/nftables, policy-based routing.
Packet-path troubleshooting with tcpdump, Wireshark, and OVS flow tracing.
SR-IOV and hardware offload configuration and VF/PF management.
EVPN for L2/L3 extension across boundaries; cross-cluster connectivity.
Live migration architecture including VLAN/subnet design and MTU tuning.