Senior Systems Administrator - Secure, Automated IT Ops

Vosper Thornycroft Group; Chantilly (VA); On-site; USD 85,000 - 115,000; Full time

Job summary

A defense technology company is seeking a skilled Systems Administrator to manage and support enterprise IT infrastructure. Responsibilities include ensuring server, network, and system reliability and security, and performing IT operations. Candidates must have a Bachelor's degree, 5+ years of experience in systems administration, and an active TS/SCI with Polygraph security clearance. The role involves troubleshooting, system patching, and collaborating with other teams for infrastructure support.

Qualifications

• Active TS/SCI with Polygraph required.
• Bachelor’s degree in a relevant field or equivalent experience.
• 5+ years of experience in systems administration or IT operations.

Responsibilities

• Install, configure, and maintain servers and applications.
• Monitor system performance, availability, and security.
• Manage user accounts and permissions.

Skills

Active TS/SCI with Polygraph

Systems administration experience

Windows and/or Linux server environments

Scripting (PowerShell, Bash, Python)

Virtualization technologies (VMware, Hyper-V)

Networking fundamentals (TCP/IP, firewalls, VPNs)

Active Directory, DNS, DHCP, Group Policy

Education

Bachelor’s degree in Information Technology, Computer Science, or related field

Job description

A defense technology company is seeking a skilled Systems Administrator to manage and support enterprise IT infrastructure. Responsibilities include ensuring server, network, and system reliability and security, and performing IT operations. Candidates must have a Bachelor's degree, 5+ years of experience in systems administration, and an active TS/SCI with Polygraph security clearance. The role involves troubleshooting, system patching, and collaborating with other teams for infrastructure support.