Lead Systems Administrator, TS/SCI — Onsite (MD)

Peraton; Corridor North (MD); On-site; USD 135,000 - 216,000; Full time

Job summary

Peraton is seeking a Lead Systems Administrator with an active TS/SCI to provide system engineering and hands-on support for a federal customer in Annapolis Junction, MD. The role is on-site five days a week, requiring strong Windows administration and virtualization expertise.

The ideal candidate will monitor, troubleshoot, and secure mission-critical systems, coordinating with teams to maintain high availability and data integrity in a strict security environment.US citizenship required.

Qualifications

• Active TS/SCI with ability to obtain/maintain a polygraph.
• US Citizenship required.
• Extensive Windows Server administration experience.
• Experience with federal customer environments and mission critical systems.

Responsibilities

• Provide systems administration, engineering, application, and hardware support for mission-critical federal systems.
• Monitor software and hardware platforms to maintain health, performance, and availability.
• Troubleshoot complex integration and data flow issues and restore data integrity.
• Administer and maintain Windows servers, workstations, and devices.
• Support virtualization of servers onto Hyper-V with high availability and backup.
• Perform advanced Windows administration including services, security policies, and disk management.
• Manage network connectivity, domains, users, and Remote Desktop access.
• Apply system upgrades, patches, and ongoing maintenance.
• Monitor SQL Server databases and Gordano email services, resolve issues.
• Respond to customer requests and document resolutions.
• Collaborate with customers/teams to maintain secure, reliable systems.

Skills

Windows administration

System monitoring

Troubleshooting

Virtualization

Network administration

Active TS/SCI clearance

Customer support

Education

Bachelor's degree in a technical field

Master's degree (optional)

Tools

Hyper-V

SQL Server

Job description

Peraton is seeking a Lead Systems Administrator with an active TS/SCI to provide system engineering and hands-on support for a federal customer in Annapolis Junction, MD. The role is on-site five days a week, requiring strong Windows administration and virtualization expertise.

The ideal candidate will monitor, troubleshoot, and secure mission-critical systems, coordinating with teams to maintain high availability and data integrity in a strict security environment.US citizenship required.