> Markdown version of [/jobs/ext/4672705-system-administrator](https://www.wearedevelopers.com/jobs/ext/4672705-system-administrator). 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).

---

# System Administrator

- **Company:** Johnson Service Group PLC
- **Location:** Ashburn, VA, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Microsoft Azure, Bash Shell, Information Systems, Computer Networks, Databases, Linux, Domain Name System (DNS), Hyper-V, Microsoft SQL Server, Windows Servers, MySQL, Windows PowerShell, Red Hat Enterprise Linux, Server Administration, TCP/IP, Virtualization Technology, Scripting, Comptia Server+, Information Technology, Server Operating Systems & Platforms, Vmware
- **Published:** November 11, 2026
- **Apply:** https://www.careerbuilder.com/job-details/system-administrator-ashburn-va--ef246336-cd16-4882-96b0-779cfdbe8736

## About the Role

Systems Administration/Management, Systems Administration/Management, Homeland Security, Identify Issues, Operations Security (OPSEC), Cross-Functional, Software Administration, Information Technology & Information Systems, Computer Science, Operating Systems, * 3+ years’ experience in system administration, with a focus on software server management.

 * Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent experience).
 * Proficiency in server operating systems (e.g., Windows Server, Linux).
 * Experience with virtualization technologies (e.g., VMware, Hyper-V).
 * Knowledge of scripting languages (e.g., PowerShell, Bash) for automation.
 * Familiarity with database management systems (e.g., SQL Server, MySQL).
 * Understanding of networking concepts and protocols (e.g., TCP/IP, DNS).
 * Certifications: Relevant certifications such as CompTIA Server+, Microsoft Certified: Azure Administrator, or Red Hat Certified System Administrator (RHCSA) are preferred.
 * Current DHS – CBP Clearance Required

## Description

The System Administrator is responsible for managing, maintaining, and optimizing software servers to ensure reliable and secure operations. This role involves overseeing server infrastructure, performing routine maintenance, troubleshooting issues, and implementing upgrades to support organizational goals. The System Administrator will collaborate with cross-functional teams to ensure the software environment meets operational requirements and adheres to security standards.