Job Opportunities

Solerity, a leader in IT and Engineering Services, is seeking a System Administrator with a TS/SCI clearance to support federal agencies. This role involves managing UNIX and NT platforms, ensuring sy

Systems Administrator Senior (VDI) - TS/SCI required Make meaningful contributions that fuel critical outcomes for some of the most complex government, defense, and intelligence projects. Join GDIT as

A leading technology firm is seeking a Systems Administrator in Bethesda, MD. The role involves Linux and Windows server management, cloud administration, and development of automation scripts. Candid

A leading technology company in Colorado Springs is seeking a Systems Administrator. This role requires a minimum of six years of experience and a TS/SCI clearance with an active polygraph. In this po

Principal Systems Administrator Helpdesk Sys Admin (25-571) - R10216281Northrop Grummanis hiring a Principal Systems Administrator Helpdesk Sys Admin for the Missile Defense Integration division. The

Senior Systems AdministratorLocation:St. Louis, MO Clearance Required:Top Secret with ability to obtain SCI and successfully complete a CI Polygraph Employment Type:Full-Time Regular Shift:Day Travel:

Microsoft Project Systems Administrator/Integrator (Mid) #1733Join to apply for theMicrosoft Project Systems Administrator/Integrator (Mid) #1733role atCompass, Inc. Microsoft Project Systems Administ

Minimum Clearance Required Secret ResponsibilitiesI2X Technologies is a reputable technology services company to the Federal Government. Whether the focus is on space exploration, national security, c

Systems AdministratorPosition Requires a Top Secret (TS/SCI) Clearance with a Polygraph. Position closes 1/7/26 - We are seeking a highly experienced and technically proficient Systems Administrator S

Systems AdministratorPosition Requires a Top Secret (TS/SCI) Clearance with a Polygraph. Position closes 1/7/26 - We are seeking a highly experienced and technically proficient Systems Administrator S

Night Shift Systems AdministratorNorthHill Technology Resources has a need for a Night Shift Systems Administrator to support a Federal Program in Springfield, VA. This is a direct-hire opportunity wi

Systems Administrator SeniorAdvance how our customers operate while you advance your career. Join GDIT as a Systems Administrator Senior and build an impactful career in enterprise IT, collaborating w

Systems AdministratorLeidos is a FORTUNE 500 company bringing a mix of innovative technology and sector experience to customers in the national security, engineering, and health industries. We are see

Systems Administrator/Information System Security OfficerTyto Athene is searching for a Systems Administrator/Information System Security Officer to join our CA team. Responsibilities: Provide system

Senior Systems AdministratorOak Grove Technologies, LLC, a dynamic and fast-growing federal contractor, is seeking a highly skilled and motivated Senior Systems Administrator to join our team! In this

Systems Administrator IV (HPC) (TS/SCI Poly required)Join to apply for theSystems Administrator IV (HPC) (TS/SCI Poly required)role atSoilair Selection . Job DescriptionSolerity is a recognized leader

Systems Administrator IILocation: US-CO-Colorado Springs Job ID: 2025-10638 Position Type: Regular Full-Time Application Open Date: 11/20/2025 Application Deadline: 12/20/2025 Salary StatementEstimate

Senior Systems AdministratorCACI is seeking a Senior Systems Administrator to provide support for implementation, troubleshooting and maintenance of Information Technology (IT) systems, manage IT syst

OverviewVTG is seeking a System Administrator, experienced with RHEL, with hands?on networking and cybersecurity compliance skills to maintain Linux systems and ensure DoD STIG/SCAP compliance using A

Systems AdministratorLockheed Martin is seeking a Systems Administrator to support Modeling, Simulation, and Training at the Joint Integrated Test and Training Center - Nellis (JITTC-N) at Nellis Air

Senior Systems AdministratorPeraton is seeking a Senior Systems Administrator to join our team in the Fort Meade, MD / Annapolis Junction, MD area. Our dynamic team delivers information security solut

A defense contractor located in Aurora, CO is looking for a System Administrator to design network communication systems and troubleshoot faults. Candidates need an active TS/SCI clearance and relevan

Senior Systems AdministratorMantech seeks a motivated, mission-oriented Senior Systems Administrator to join our team in Chantilly, VA. As the Lead Senior Systems Administrator, you will be responsibl

Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achi

Join to apply for theSr. Systems Administratorrole atUICGS / Bowhead Family of Companies Role OverviewBowhead seeks a Sr. Systems Administrator to support the Geographic Service Providers (GSP) Brooke