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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # System Administrator - **Company:** NORTH AMERICA TELECOMMUNICATIONS INC. - **Location:** Fort Belvoir, VA, United States - **Salary:** $78,000.0 - $110,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Backup Devices, Bash Shell, Computer Networks, System Configuration, Data Centers, Dynamic Host Configuration Protocol, Domain Name System (DNS), Fault Tolerance, Python (Programming Language), Linux System Administration, Linux Servers, Network Architecture, Windows PowerShell, Systems Architecture, Virtualization Technology, Software Vulnerability Management, Computer Networking Systems, Load Balancing, Infrastructure Automation Frameworks, Information Technology, Data Management, Network Server - **Published:** July 28, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9060632/system-administrator ## About the Role * Bachelor's degree in information technology, Computer Science, Engineering, or a related technical discipline. * of experience administering enterprise Windows and/or Linux server environments. * Active . * Current certification (preferred), or or certification. * Experience administering enterprise servers, networking, and operating system environments. * Experience performing vulnerability management, system hardening, and security best practices. * Strong troubleshooting and analytical skills with the ability to resolve complex infrastructure issues., * Experience supporting Department of Defense or other Federal Government enterprise environments. * Experience with enterprise networking, load balancing, and high-availability system architectures. * Knowledge of virtualization technologies, enterprise storage, and backup solutions. * Experience with scripting and automation tools such as PowerShell, Bash, or Python. * Familiarity with Microsoft Active Directory, Group Policy, DNS, DHCP, and enterprise server technologies. * Experience supporting data center operations and infrastructure modernization efforts. * Excellent communication skills with the ability to work effectively across cross-functional technical teams. ## Description Nationwide IT Services (NIS) is seeking an experienced System Administrator to support a Department of Defense customer at Fort Belvoir, VA. This position is responsible for ensuring the reliability, security, and performance of enterprise servers, network infrastructure, and mission-critical systems across multiple operational locations. The ideal candidate will have extensive experience administering Windows and/or Linux environments, maintaining secure enterprise networks, automating system administration tasks, and providing advanced technical support. This role works closely with network engineers, cybersecurity personnel, and other IT professionals to deliver a stable, highly available infrastructure that supports critical DoD operations., * Install, configure, administer, and maintain enterprise servers, operating systems, and network software. * Plan, implement, and optimize system configurations to maximize performance, reliability, and availability. * Support server installations, upgrades, migrations, and maintenance activities across multiple locations. * Monitor system health, troubleshoot performance issues, and resolve complex technical problems. * Manage application networking, load balancing, and fault-tolerant system configurations. * Perform vulnerability management activities, including identifying, analyzing, and remediating security vulnerabilities. * Conduct system capacity planning and performance analysis, recommending hardware and software upgrades as needed. * Develop and maintain automation scripts and tools to improve operational efficiency and standardize administrative processes. * Create and maintain system administration procedures, technical documentation, and operational standards. * Provide technical leadership and guidance to junior system administrators and support personnel. * Support end users by resolving advanced software, hardware, and connectivity issues while providing technical guidance and training. * Collaborate with network, cybersecurity, and application teams to ensure secure, reliable enterprise operations. * Support infrastructure, modernization initiatives and evolving mission requirements. ## Related Videos - [The Software Bug All Stars - and what we can learn from them](https://www.wearedevelopers.com/videos/423-the-software-bug-all-stars-and-what-we-can-learn-from-them) - [The Sustainability Race: AI's Promises, Pitfalls and Potential](https://www.wearedevelopers.com/videos/100155-the-sustainability-race-ai-s-promises-pitfalls-and-potential) - [Old tools, new tricks](https://www.wearedevelopers.com/videos/1916-old-tools-new-tricks) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Build Your Own Subscription-based Course Platform](https://www.wearedevelopers.com/videos/321-build-your-own-subscription-based-course-platform) - [Building the Nervous System of AI - Michael Kagan (NVIDIA)](https://www.wearedevelopers.com/videos/2133-building-the-nervous-system-of-ai-michael-kagan-nvidia) ## Related Articles - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [The Best Job Search Websites of 2025](https://www.wearedevelopers.com/magazine/368-the-best-job-search-websites-of-2025)