> Markdown version of [/jobs/ext/1963931-senior-system-administrator-c](https://www.wearedevelopers.com/jobs/ext/1963931-senior-system-administrator-c). 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). --- # Senior System Administrator (C) - **Company:** SimIS Inc. - **Location:** Dahlgren, VA, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Configuration Management, Cyber Security, Linux, IBM Systems Network Architecture, Network Architecture, Systems Development Life Cycle, Software Systems, Wide Area Networks, Cisco - **Published:** August 7, 2026 - **Apply:** https://www.juju.com/job/00000000gm0h23 ## About the Role + Six (6) years of general combat system experience in one or more of the following disciplines: combat systems design/engineering, combat system computer program development, combat system certification, combat system simulation engineering, combat system operations and Life-Cycle support. + General experience providing configuration management, system administration, and information assurance support for combat system interface simulation, test, analysis, and training systems associated with combat system development and Life-Cycle engineering support. + Eight (8) years of specific experience as follows: + Experience in implementing and maintaining complex computer system network administration activities. + Experience in Microsoft Windows computer operating systems, LINUX operating systems, CISCO Systems, computer security program administration, and administration/distribution of commercial and Government owned application computer programs. + Experience in establishing and implementing solutions that are within Government security guidelines and maintaining network infrastructure and processes that ensure network architectures that are able to be accredited for Government wide area network usage. Special Skills/Knowledge/Training Required: + BS Degree in a business, technical or engineering field. + Certification in LINUX operating systems + Cisco Certified Network Associate (CCNA). + CompTIA, the Server + + Per DoD Directive 8570.1M, this position requires IAT Level II or higher. This position is designated as IT-I. ## 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) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Cyber Security: Small, and Large!](https://www.wearedevelopers.com/videos/259-cyber-security-small-and-large) - [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) ## Related Articles - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [How should you format your IT resume?](https://www.wearedevelopers.com/magazine/68-how-should-you-format-your-it-resume) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking)