Windows Systems Admin – Top Secret Clearance (On-Site DC)

RCG; Washington (District of Columbia); On-site; USD 90,000 - 108,000; Full time

Job summary

RCG, Inc. is seeking a Systems Administrator – Windows for a full-time, on-site role in Washington, DC. This position administers Windows servers and virtual environments, ensuring stability, security, and performance across enterprise systems.

A Top Secret clearance and US citizenship are required. The candidate will install, configure, and maintain servers, manage accounts and access, perform patching and backups, and collaborate with IT teams to support mission-critical government

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related technical field.
• 3–5 years of experience in systems administration or related IT discipline.
• U.S. Citizenship and an active Top Secret clearance.

Responsibilities

• Install, configure, maintain, and support Windows servers and virtual environments.
• Monitor Windows systems for stability, availability, performance, security, and scalability.
• Troubleshoot and resolve server, OS, application, and user-reported issues.
• Review system and error logs to identify and resolve problems.
• Perform routine system maintenance, updates, and patching.
• Manage user accounts, system access, permissions, and related admin functions.
• Maintain server security and support vulnerability remediation activities.
• Perform and monitor system backups and recovery activities.
• Provide technical support for users and back-end systems.
• Support Windows Server upgrades, migrations, and infrastructure improvements.
• Collaborate with IT managers and team members to resolve issues and maintain reliable operations.
• Maintain technical documentation related to system configurations and maintenance.

Skills

Windows Server

Active Directory

Security+

Virtualization

Troubleshooting

Education

Bachelor's degree in CS/IT

Tools

Hyper-V

VMware

Job description

RCG, Inc. is seeking a Systems Administrator – Windows for a full-time, on-site role in Washington, DC. This position administers Windows servers and virtual environments, ensuring stability, security, and performance across enterprise systems.

A Top Secret clearance and US citizenship are required. The candidate will install, configure, and maintain servers, manage accounts and access, perform patching and backups, and collaborate with IT teams to support mission-critical government