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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Test Engineer Senior - **Company:** LightGrid, LLC - **Location:** Fort Meade, MD, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Microsoft Word, Microsoft Excel, Adobe InDesign, Systems Engineering, Border Gateway Protocol, Configuration Management, Complex Networks, Internet Protocol, Internet Protocol Security (IP SEC), Virtual Private Networks (VPN), Multi-protocol Systems, Network Troubleshooting, Microsoft Office, Microsoft Visio, Network Architecture, Routing, Open Shortest Path First (OSPF), Microsoft PowerPoint, Service Pack, Simple Network Management Protocols, Syslog, Systems Integration, Wireshark, Wide Area Networks, Network Routers, Test Scripts, Hardware Testing, Firewalls (Computer Science), Juniper, SC Clearance, Information Technology, Cisco - **Published:** August 23, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9099844/network-test-engineer-senior ## About the Role * Bachelor's degree from an accredited college in a technical discipline, e.g., IT Engineering, Electrical Engineering, Computer Science or equivalent * Security + certification or equivalent 8570 IAT II certification * 10 years of network systems engineering experience * DoW and/or Government program experience preferred. * Laboratory testing experience using tools such as Wireshark, Kiwi-Syslog, SNMP/Traps, for testing/troubleshooting network traffic. * Multiple network types, primarily Internet Protocol (IP) and Software-Defined Wide Area Networking (SD-WAN). * Routing protocols and IP network services experience to include BGP, MPLS, OSPF, IS-IS, Layer-2/Layer-3 Virtual Private Network (VPN), IPsec. * Hardware/software interface equipment integration/setup (chassis, card, module, and optics) and power requirements of each of the following devices to integrate for transport: Cisco and Juniper routers. * Ability to work along with no or little assistance to complete equipment testing. * Ability to work in a group to achieve the common goal to resolve complex network issues. * Ability to work directly with the prime contractor project team. * Strong written and verbal communication skills are required to collaborate test plans and reports with Government and equipment vendors. * Knowledge and experience with Microsoft office suite to include Word, Excel, PowerPoint, and Visio technical drawing program. ## Description LightGrid is hiring for a Network Test Engineer Senior to work in Fort Meade, MD. Active SECRET Clearance is required. Responsibilities: The candidate will be responsible for testing engineering solutions for network initiatives. The candidate will also review engineering designs, implementation plans, and support Tier III activities. * Provide technical expertise in design review, lab testing & test report, implementation plan and deployment of new advanced large-scale complex DoW networks. * Design engineering enhancements, develop engineering change requests and provide all required documentation in support of Configuration Control Boards (CCB). * Support mission partners to satisfy the interoperability requirements. * Evaluate analytically and systematically problems of workflows and network usage, organization and planning and develop appropriate corrective action. * Analyze existing and planned network solutions and architectures and make recommendations. * Configure various routers, switches, firewalls. * Utilize advanced security devices including network encryptors. * Apply system patches, configuration changes, security patches and third-party updates to maintain systems at a high level of performance, availability, and security. * Develop detailed test plans, test reports, implementation plans, configuration guides and other technical documentation. * Deliver timely resolution and document troubleshooting procedures to mitigate impact of issues and improve infrastructure performance. * Perform incident response tasks and services restoration. * Assess and analyze current network architecture; propose and analyze potential solutions. * Review security requirements set by DoW agencies for unclassified network protection. * Review security threats to the current DoW infrastructure, architecture, and technology and determine effective countermeasures. * Provide support to the Automation Team. * Provide on-call Tier III support as needed. ## 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) - [Better Together: Leveraging Your Observability Tools as a SIEM](https://www.wearedevelopers.com/videos/2118-better-together-leveraging-your-observability-tools-as-a-siem) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) ## Related Articles - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [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) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [A Guide to Green Tech and Green IT Careers](https://www.wearedevelopers.com/magazine/374-a-guide-to-green-tech-and-green-it-careers)