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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Linux Server Administrator - **Company:** Mantech International Corporation - **Location:** Quantico, VA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Automation of Tests, Bash Shell, Ubuntu (Operating System), Communication Softwares, CompTIA Security+, Information Systems, Linux, Domain Name System (DNS), Python (Programming Language), Linux System Administration, Network Configuration and Change Management, Red Hat Enterprise Linux, Ansible, Virtualization Technology, VMware VSphere, Curam Configuration Tools, Scripting, Information Technology, Comptia Linux+, Splunk, Vmware - **Published:** September 25, 2026 - **Apply:** https://www.dice.com/job-detail/a6d3f6f7-7bf5-4ae7-8bbe-df749d35748a ## About the Role * Bachelor?s degree in Computer Science, Information Systems, or a related technical field with 2?3 years of IT/Linux experience, or 4?5 years of equivalent hands-on IT/Linux experience without a degree. * 1?2 years of hands-on experience in Linux systems administration (entry-to-mid level), preferably in a federal or DoD environment. * Active IAT Level II baseline certification (e.g., CompTIA Security+ CE, CCNA Security, or equivalent). * Basic understanding of fundamental Linux tools and administrative services (NFS, DNS, SSH, user/group management). * Working knowledge or training in Linux systems (holding or working toward a CompTIA Linux+ or RHCSA certification is a plus). Preferred Qualifications: * Exposure to DoD security tools such as ACAS, HBSS/ESS, or Splunk. * Exposure to basic scripting concepts (Bash, Python) or configuration tools (Ansible). * Familiarity with virtualization basics (VMware vSphere). Clearance Requirements: * Must have an active Top Secret / Sensitive Compartmented Information (TS/SCI) security clearance. Physical Requirements: * The person in this position must be able to remain in a stationary position 50% of the time. * Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers via email, phone, or virtual communication tools. ## Description This position supports mission-critical Department of War (DoW) IT infrastructure. The contractor will assist with the installation, configuration, maintenance, and security of Linux-based server environments on classified and unclassified networks to ensure the availability and resilience of vital national security assets., * Assist with the installation, configuration, and day-to-day maintenance of Linux operating systems (including Red Hat Enterprise Linux and Ubuntu) across physical and virtual (VMware) environments under senior engineering guidance. * Support compliance efforts by applying DoD Security Technical Implementation Guides (STIGs), executing routine vulnerability patching (IAVAs/IAVBs), and maintaining alignment with Risk Management Framework (RMF) standards. * Monitor server health and system performance; provide Tier I/II technical support to diagnose and resolve standard hardware, software, and network configuration issues. * Utilize and modify basic automation scripts (using Bash, Python, or Ansible) to execute routine administrative tasks and system checks. * Update and maintain standard operating procedures (SOPs), system logs, and administrative documentation to support compliance and team operational continuity. ## Related Videos - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) - [The Developer Workstation Blind Spot: Why Your Security Stack Can't See What Matters Most](https://www.wearedevelopers.com/videos/100254-the-developer-workstation-blind-spot-why-your-security-stack-can-t-see-what-matters-most) ## 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) - [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) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology)