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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Engineer - **Company:** Mantech International Corporation - **Location:** Annapolis Junction, MD, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Link Aggregation (Ethernet), Border Gateway Protocol, Catalyst (Software), Dynamic Multipoint Virtual Private Networks, Domain Name System (DNS), Enhanced Interior Gateway Routing Protocol, Monitoring of Systems, Virtual Private LAN Services, Issue Tracking Systems, Networking Hardware, IPv4, Internet Services, IP Multicasting, Knowledge Management, Network Administration, Network Protocols, Open Shortest Path First (OSPF), Office Automation, TCP/IP, Virtual Local Area Networks, 3-tier Architectures, Cisco, Servicenow - **Published:** September 4, 2026 - **Apply:** https://www.dice.com/job-detail/6403e164-74e9-43b5-8617-f7cc1c389ea7 ## About the Role * 4 years experience with a bachelor?s degree or 4 years of experience may be substituted for education. * Must hold a current 8570 compliance Level II certification such as Sec+ CE or CCNA * Proven hands-on experience with Cisco platforms (ASR, ISR, CSR, Catalyst) iand hands-on experience with network management and monitoring systems. * Possess the skills to track, analyze and monitor technology performance metrics. * Able to complete campus area network networking installations (configurations, port security, VLAN assignments, etc.). * Basic understanding of site drawings, prints, schematics, and room layouts. * A working knowledge of cyber infrastructure, networking protocols, with a thorough understanding of TCP/IP, IPv4/v6 address management and DNS * Basic knowledge of the TIA/EIA color code for copper and fiber cabling systems. * Experience with service management knowledge in key ITSM processes including incident management, problem management, change management, service level management and knowledge management, * Experience with customer ticketing systems such as ServiceNow * Experience in a technical role with an understanding of IT equipment and service life as well as planning and implementation of equipment replacement * Experience with large scale enterprise IT contracts Clearance Requirements: * Must have a current/active TS/SCI w/ Poly Physical Requirements: * The person must be able to handle cables of varying lengths, widths and weights and the associated equipment. The person in this position must be able to remain in a stationary position 50% of the time, occasionally moving about inside the office to collaborate with other leaders/teams, use standard office automation equipment, and virtual communication, which may involve delivering presentations. * Able to lift at least 30 pounds. * Work in both indoor and outdoor environments. ## Description * Integrate DoD IP encryption methodologies into intricate networks and systems, embodying a profound comprehension of security imperatives. * Troubleshoot spanning diverse technologies encompassing OSPF, EIGRP, BGP, DMVPN, LACP, VPLS, EVPN VxLAN, QoS IP multicasting technologies, LSP, Spanning-Tree, Port-Security, and multiple Layer 2 and 3 networking functions. * With no supervision and minimal guidance, assist with the evaluation, design, documentation, installation/implementation, testing, problem isolation and resolution of network errors * Provide Tier III engineering support to a globally distributed services team in geographically dispersed customer locations. * Conduct site surveys, prepare configuration capture (documents) computers, networking devices, and various peripheral equipment impacted by the cable plant. * Execute Tier 3 LAN and WAN support across multiple domains and locations both CONUS & OCONUS using standard enterprise tools. * Install data and voice cables for business cable television and router/switched systems, existing cable television and internet systems * Travel is required in support of service requirements ~20-30%. This position offers opportunities to support other bodies of work, at different locations, and to travel both CONUS and OCONUS (no hostile areas). ## 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) - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [IP Authentication: A Tale of Performance Pitfalls and Challenges in Prod](https://www.wearedevelopers.com/videos/1413-ip-authentication-a-tale-of-performance-pitfalls-and-challenges-in-prod) - [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) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities) ## Related Articles - [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) - [Everything a Developer Needs to Know About MCP with Neo4j](https://www.wearedevelopers.com/magazine/604-everything-a-developer-needs-to-know-about-mcp-with-neo4j) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [A Guide to Green Tech and Green IT Careers](https://www.wearedevelopers.com/magazine/374-a-guide-to-green-tech-and-green-it-careers) - [From developer to manager – what does it take to become an engineering manager?](https://www.wearedevelopers.com/magazine/42-from-developer-to-manager-what-does-it-take-to-become-an-engineering-manager)