System Administrator

Operate and troubleshoot classified, air-gapped IT systems and provide support across Windows workstations, Windows servers, and Linux. Apply security hardening, maintain virtualization platforms, automate administration, and document technical procedures. The employer asks for at least five years working with classified enterprise IT, a current DoD-approved baseline certification such as Security+, and an active U.S. Top Secret clearance. The role includes scheduled onsite and on-call support. Experience with Ansible, scripting, and networking is useful. Curated by IT Support Group from the employer’s career listing. Verified available on October 12, 2026. Apply on the employer’s site for the full requirements, current compensation, and latest details.