- Parsons Corporation (Annapolis Junction, MD)
- …Professional or relevant VMware certification **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for ... solutions to provide unmatched innovation. Parsons is seeking a **Sr. System Administrator ** to support our expanding portfolio of work in the Intelligence Community… more
- Link Solutions Inc (Adelphi, MD)
- …Adelphi, MD. + Must be a US Citizen + Must have an active DoD Top Secret Clearance + Non-remote (relocation incentive available) The Windows System ... and Development. Link Solutions is seeking a Windows System Administrator ( Senior -Level) to join our team at...a US Citizen. + Must have an active DoD Top Secret Clearance + MS or BA/BS… more
- GovCIO (Washington, DC)
- …**Location** _US-Remote_ **ID** _2025-6239_ **Category** _IT Infrastructure & Network Engineering & ... **Overview** GovCIO is hiring for a Senior Systems Administrator (Linux and Windows)...nights, have an active Security+ certification, and an active Top Secret clearance. **Responsibilities** In this role… more
- SAIC (Adelphi, MD)
- **Description** SAIC is seeking a proven ** Network Administrator ** to join the **Army Research Laboratory (ARL) Information Technology (IT) Modernization** ... IT policies and objectives + Train users on basic network operations and escalate advanced issues to senior...minimizing downtime **CLEARANCE REQUIREMENT:** + Must have an active Top Secret clearance **CERTIFICATION REQUIREMENT:** + IAT… more
- CACI International (Springfield, VA)
- Senior System Administrator (Desktop Support) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee ... safe and tomorrow is smarter. Our work depends on TS /SCI cleared System Administrator Sr (Desktop Support)...Support our intelligence customer in Springfield, VA. As a Senior System Administrator , you will be responsible… more
- Leidos (Annapolis Junction, MD)
- …LINUX, Windows and Virtualization + **Security Clearance** : Must have an active Top Secret /SCI with Polygraph cssrc conmd **Original Posting:** May 28, 2025 ... **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber &… more
- Northrop Grumman (Annapolis Junction, MD)
- RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... shared mission, we'll support yours of expanding your personal network and developing skills, whether you are new to...and excellent oral and written communication skills + Current Top Secret Security Clearance **Preferred Qualifications:** +… more
- CGI Technologies and Solutions, Inc. (Fort Belvoir, VA)
- …Type:** Full Time **Position Description:** We are seeking an IT Systems and Network Administrator to ensure the stable operation of our in-house computer ... **DAI Systems Administrator - Senior ** **Category:** Infrastructure/Cloud **Main...and resolving issues with various software. * Security Clearance: Top Secret * DoD 8570.01-M Certification: DFARS… more
- BOOZ, ALLEN & HAMILTON, INC. (Washington, DC)
- Systems Administrator , Senior The Opportunity: Your combination of people skills and technical expertise makes you the team hero, solving one problem after ... Defense ( DoD ) ? We're looking for a senior systems administrator who spe cia lizes...Have: + 5+ years of experience as a systems administrator , network engineer, or cybersecurity engineer +… more
- BOOZ, ALLEN & HAMILTON, INC. (Arlington, VA)
- Systems Administrator , Senior The Opportunity: Your combination of people skills and te chn ical expertise makes you the team hero, solving one problem after ... Defense ( DoD ) ? We're looking for a senior systems administrator who spe cia lizes...Have: + 5+ years of experience as a systems administrator , network engineer, or cybersecurity engineer +… more