System Administrator

Job description

General information Requisition #: R67394: Locations: USA-CO-Aurora: Posting Date: 05/05/2026 Security Clearance Required: TS/SCI w/ Poly: Remote Type: Onsite: Time Type: Full time: Description & Requirements: Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with MANTECH! MANTECH seeks a motivated, career and customer-oriented System Administrator to join our team in Denver, Colorado In this role, you will manage IT system infrastructure and day-to-day operations, including the monitoring and resolution of issues across clients, server, storage, and network devices. You will provide Tier I and Tier II support to diagnose and resolve technical problems while effectively communicating status and escalations to management. Additionally, you will configure LINUX or Windows operatin...