> Markdown version of [/jobs/ext/2769125-platform-network-engineer](https://www.wearedevelopers.com/jobs/ext/2769125-platform-network-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Platform Network Engineer - **Company:** TEKSYSTEMS INC. - **Location:** Radford, VA, United States - **Experience:** Expert - **Contract:** Contract - **Skills:** Kubernetes Security, Bash Shell, Computer Networks, Domain Name System (DNS), Network Topologies, Python (Programming Language), Key Management, Network Troubleshooting, Network Architecture, Network Planning and Design, Network Interface, Routing, Packet Analyzer, OpenShift, Red Hat Enterprise Linux, Ansible, SAP Sales and Distribution, Service Discovery, Software Vulnerability Management, Scripting, Istio, Infrastructure as Code (IaC), Containerization, Kubernetes, Information Technology, Rancher, Terraform, Open Network Automation Platform, Cisco - **Published:** September 7, 2026 - **Apply:** https://www.clearancejobs.com/jobs/8809909/platform-network-engineer ## About the Role 1) Security+ or IAT II equivalent AND 2) Must have (or obtain within 6 months of hire) a Computing Environment certification in a related field: * Network relevant certification in Cisco(DCNX) or Palo Alto(PCNSE/PCCSE/NGFW) * Certified Kubernetes Administrator (CKA). * Red Hat Certified Specialist in OpenShift Administration. * Certified Kubernetes Security Specialist (CKS). * Other equivalent Kubernetes or container networking certifications. Top Skills Required: * Network Engineering, Underlay/Overlay, Kubernetes, Infrastructure as Code (IaC) * Senior-level network engineering experience with at least five years of experience in implementing and troubleshooting IT infrastructure systems, specifically focusing on Kubernetes networking, containerized workloads, and configurations in enterprise environments. * Experience in underly/overlay technologies such as VXLAN, GENEVE, and SD-WAN. Experience in out-of-cluster switching and firewalling platforms such as Cisco NXOS or Palo Alto NGFW. * Experience with network automation tools (e.g., Ansible, Terraform), scripting languages (Python, Bash, etc.), packet captures, mTLS, service mesh, and routing protocols. * Strong knowledge of Kubernetes network design, deployment and management concepts, including Container Network Interface (CNI) plugins (e.g., Calico, Cilium, OpenShift SDN), service discovery, ingress controllers, network policies, and DNS management within Kubernetes environments. Desired Skills: * Working knowledge of DoD Security Technical Implementation Guides (STIG) and the Information Assurance Vulnerability Management (IAVM) process, and/or industry hardening best practices and processes. * Familiarity with Kubernetes-based platforms, such as Red Hat OpenShift, Rancher, or vanilla Kubernetes. * Demonstrated expertise with automation and Infrastructure as code (IAC) concepts ## Description * Work with Government engineers to develop and maintain the Kubernetes-based architecture. * Develop, deploy, and maintain Infrastructure as Code (IaC) for the deployment and sustainment of the Kubernetes networking architecture in the project. * As applications are hosted on the project solution, utilize IaC for the provisioning of the network foundation for customer namespaces and enclaves. * Provide daily administration of the network, including patching and upgrading of all Kubernetes networking components (e.g., CNI plugins like Calico, Cilium, or OpenShift SDN) in coordination with the full Kubernetes ecosystem. * Monitor the health and utilization of the network resources and notify the project Lead when critical issues arise, and additional resources will be required. * Harden the network per cloud-native best practices and the required government cybersecurity controls. * Troubleshoot and perform root cause analysis of any hosting platform network issues, including Kubernetes networking and containerized workloads. * Develop and maintain system, infrastructure, and process documentation (e.g., system diagrams, network topology, Kubernetes configurations, device configurations, standard operating procedures). * Provide on-call support for triage and resolution of after-hours production incidents. * Make recommendations for improvements to security, scalability, manageability, and performance across the project Kubernetes network enclaves. * This position requires an active DoD Clearance (Secret, Top Secret, Top Secret/SCI) or the ability to be obtain an (Interim Secret, Interim Top Secret) * Because an active or interim DoD clearance is required, U.S. Citizenship is required ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Kubernetes Security Best Practices](https://www.wearedevelopers.com/videos/1411-kubernetes-security-best-practices) - [Rate-limiting using eBPF and Istio: How to protect your SaaS customers from themselves](https://www.wearedevelopers.com/videos/100220-rate-limiting-using-ebpf-and-istio-how-to-protect-your-saas-customers-from-themselves) - [Dev & Test in the Cloud? Deploy your cloud environments with Ansible & Terraform](https://www.wearedevelopers.com/videos/1607-dev-test-in-the-cloud-deploy-your-cloud-environments-with-ansible-terraform) - [Embracing the Hybrid Cloud: Unlocking Success with Ansible](https://www.wearedevelopers.com/videos/932-embracing-the-hybrid-cloud-unlocking-success-with-ansible) - [Get started with securing your cloud-native Java microservices applications](https://www.wearedevelopers.com/videos/123-get-started-with-securing-your-cloud-native-java-microservices-applications) ## Related Articles - [Learning Kubernetes made easy with KubeCampus](https://www.wearedevelopers.com/magazine/348-learning-kubernetes-made-easy-with-kubecampus) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Best US AI Conferences for CTOs in 2026: Build vs. Buy, Vendor Evaluation, and Peer Intelligence](https://www.wearedevelopers.com/magazine/736-best-us-ai-conferences-for-ctos-in-2026-build-vs-buy-vendor-evaluation-and-peer-intelligence) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)