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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Network Engineer III - **Company:** Sentar, Inc. - **Location:** Butlerville, IN, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** 4G (Telecommunication), Border Gateway Protocol, CompTIA Network+, Cyber Security, Domain Name System (DNS), Enhanced Interior Gateway Routing Protocol, Internetworking, Virtual Private Networks (VPN), Information Systems Security Architecture Professional, Network Architecture, Routing, Network Segmentation, Open Shortest Path First (OSPF), Virtual Local Area Networks, Wireless Networks, Computer Networking Systems, Firewalls (Computer Science), Juniper, Information Technology, Cisco - **Published:** July 11, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=6ff478f06c72ee52 ## About the Role Clearance Level: TS/SCI Education: A Bachelor's degree in Network Engineering, Cybersecurity, Computer Science, Electrical Engineering, or a closely related technical discipline is required. In lieu of a degree, a minimum of fifteen (15) years of directly applicable senior network engineering experience in DoD classified environments, with demonstrated cyber range or testbed network architecture experience, may be substituted. Certifications: One or more of the following: * Cisco Certified Network Professional (CCNP) - Enterprise or Security * Cisco Certified Internetwork Expert (CCIE) * DoDM 8140.03 IAT Level III (CASP+, CISSP) * Certified Information Systems Security Professional (CISSP) * CompTIA Network+ or Security+ * Juniper Networks Certified Professional (JNCIP) Experience: * Minimum ten (10) years of professional experience in network engineering, with at least five (5) years in cyber range, computer testbed, or C5ISR range environments. * DoDM 8140.03 IAT Level II baseline certification at time of proposal submission. * Expert-level proficiency in enterprise network design and configuration including routing protocols (BGP, OSPF, EIGRP), switching, firewall policy, DNS, VPNs, VLANs, and QoS. * Demonstrated experience providing enterprise network engineering and architecture support for distributed DoD test range or training range facilities with multiple classified and unclassified network segments. * Demonstrated experience with wireless infrastructure design and implementation including IEEE 802.11x standards and 2G/3G/4G/5G cellular technologies in a DoD or range environment. * Experience with DoD network nodes and architectures including JIOR, DISN connectivity requirements, and applicable DISA STIGs. * Demonstrated experience developing network architecture documentation, technology roadmaps, and network system policy guidance for senior Government review. * Experience integrating EW and spectrum management considerations into enterprise network designs for multi-domain training environments. ## Description * Lead all planning, development, implementation, problem resolution, and ongoing administration of MACC-TTE enterprise networks per PWS Section 3.9. * Serve as the technical authority and subject matter expert for all network system policy and architecture planning decisions at MuTC. * Provide recommendations on proposed Network Systems Engineering changes, upgrades, and capability expansions, with full technical justification for Government review. * Define and maintain network technology roadmaps and strategies for the MuTC infrastructure, aligned with DoD and INNG modernization priorities. * Design and maintain network segmentation, access control policies, and IA compliance configurations across all classified and unclassified range segments. * Design and support wireless network infrastructure including cellular range systems, 802.11x networks, and EW-adjacent spectrum domains in coordination with the Cellular/RF Engineer. * Ensure DISN and DoD node connectivity requirements are met and maintained throughout the period of performance. * Develop and maintain all required network architecture documentation, system diagrams, configuration baselines, and change records per CDRL requirements. * Coordinate with the Systems Administrator/Engineer on infrastructure integration activities and provide senior-level technical oversight of all network-related tasks. ## 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) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch) - [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) - [A Technical Introduction to Bitcoin's 2nd Layer- The Lightning Network](https://www.wearedevelopers.com/videos/15-a-technical-introduction-to-bitcoin-s-2nd-layer-the-lightning-network) ## Related Articles - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)