Senior Systems Administrator, TS/SCI - Onsite Federal IT

Peraton; Annapolis (MD); On-site; USD 112,000 - 179,000; Full time

Job summary

Peraton has an exciting opportunity for an experienced Senior Systems Administrator to provide system engineering, application and hardware support for a federal customer in Annapolis Junction, MD. This on-site role requires an active TS/SCI clearance and the ability to obtain a polygraph if needed.

The candidate will administer Windows servers/workstations, support virtualization (Hyper‑V), manage security settings and networking, and troubleshoot complex data flow issues.

Qualifications

• Bachelors degree and 8 years of experience, or a Masters degree and 6 years of experience, or an Associates degree and 10 years of experience, or a High School diploma/equivalent and 12 years of experience.
• US Citizenship required.
• Active TS/SCI security clearance required.
• Experience in technical support, network engineering, systems engineering, Windows software engineering, or a related technical field.

Responsibilities

• Provide systems administration, engineering, application, and hardware support for mission-critical federal systems.
• Proactively monitor software and hardware platforms to maintain system health, performance, throughput, and availability.
• Troubleshoot complex system integration and data flow issues, identify disruptions, determine corrective actions, and restore system functionality and data integrity.
• Administer, configure, troubleshoot, and maintain Windows-based servers, workstations, and PCs, including operating systems, applications, hardware, and device drivers.
• Support the virtualization of IAFIS servers onto Microsoft Hyper‑V, including high availability, failover, backup, and system recovery capabilities.
• Perform advanced Windows system administration, including services, scheduled tasks, security policies, firewall and port configurations, registry settings, disk management, and user/group administration.
• Manage network connectivity, domains, users and machines, drive mapping, file permissions and sharing, access controls, and Remote Desktop.
• Perform system upgrades, customizations, vulnerability patching, and ongoing maintenance of servers, workstations, and peripherals.
• Monitor and troubleshoot SQL Server databases, processes, logs, and Gordano email services, including POP/SMTP communication issues.
• Respond to customer support requests by investigating, resolving, communicating, and documenting technical issues through resolution.
• Support ad hoc reporting, planning, and technical research requests from the customer.
• Collaborate with customers and technical teams to maintain secure, reliable, and highly available systems in support of federal mission requirements.

Skills

System administration

Windows Server

Hyper-V

Troubleshooting

Customer support

Networking

Security policies

Remote Desktop

Education

Bachelor's degree with required experience

Tools

VMware/Hyper-V

Active Directory

Job description

Peraton has an exciting opportunity for an experienced Senior Systems Administrator to provide system engineering, application and hardware support for a federal customer in Annapolis Junction, MD. This on-site role requires an active TS/SCI clearance and the ability to obtain a polygraph if needed.

The candidate will administer Windows servers/workstations, support virtualization (Hyper‑V), manage security settings and networking, and troubleshoot complex data flow issues.