Security Clearance Jobs in Bethesda, MD

Date Posted:2026-09-28Country:United States of America Location:US-MA-MARLBOROUGH-MA3 ~ 1001 Boston Post Rd ~ BLDG 3 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Require...

ClearanceJobs, on behalf of our confidential customer is seeking a System Administrator who will provide IT and cyber-systems security support. This is a 100% on-site position supporting the Space and...

OverviewCompany Overview: Allied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynam...

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

Description & RequirementsMaximus has a new and exciting opportunity for a SME level IT Solutions Architect to make a meaningful impact for our National Security client in Bethesda, MD. At Maximus, ou...

R-00194895Description Leidos has a new and exciting opportunity for a Senior Task Manager.  Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Missi...

R-00194879Description Leidos has a new and exciting opportunity for a Senior Data Analyst.  Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Missi...

R-00194840Description Leidos is seeking a Tier 1/2 Service Desk / Deskside Support Administrator to support the National Digital Exploitation & OSINT Center (NDOC). This position provides first-li...

Senior Network Architect / Lead Zero Trust Architect Job Description- This role leads the assessment and modernization of enterprise network infrastructure across five geographically distributed Depa...

Job Family :Biologist Travel Required :None Clearance Required :Ability to Obtain Public Trust What You Will Do: We are looking for a Biologist to support advanced scientific research activities focu...

**This opportunity is remote with the chance of going on site in Bethesda, MD as needed** Title: • Network Architect Location: • Bethesda, Maryland (remote with the chance of going on site in Bethe...

Job Family :Research Analyst Travel Required :None Clearance Required :Ability to Obtain Public TrustGuidehouse is seeking a Research Analyst II to support research and development activities for a f...

Job Family :Research Analyst Travel Required :None Clearance Required :Ability to Obtain Public TrustGuidehouse is seeking a Research Analyst III to support research and development activities for a ...

Job Family :Scientist Travel Required :None Clearance Required :Ability to Obtain Public Trust What You Will Do :We are currently searching for a Researcher to work on the development, testing, and t...

R-00194782Description Leidos is seeking a Full Stack .NET Developer to support federal health enterprise systems for the Government Health and Safety Solutions Operation. The developer will build and ...

JOB TITLE:Research SME - Space PlatformsLOCATION:Bethesda, MarylandCLEARANCE: No clearance required to start but prefer TS/SCI with CI Poly.JOB RESPONSIBILITIES:Attend meetings, workshops, conferences...

Systems Engineer HPC&GPU Infrastructure - TS/SCI Bethesda, Maryland Clearance: TS/SCI $131,300.00 - $237,350.00Client is hiring a Senior Systems Engineer - HPC & GPU Infrastructure with a deep underst...

Piper Companies is looking for a TMF Specialist to join a clinical research organization (CRO). This is a hybrid position with 3 remote days out of Bethesda, MD.Essential Duties of the TMF Specialist:...

R-00194778Description Leidos is looking for our next TS/SCI-cleared Platform Services Technical Lead to join a high-energy team deploying and maintaining common application-runtime capabilities i...

R-00194773Description Leidos has an exciting opening for you, as our next TS/SCI cleared Software Engineer supporting a long-term DIA-NDOC DOMEX Technology Platform (DTP) contract. You will work ...