Security Clearance Jobs in Mc Lean, VA

Amentum is seeking Utility Cleaners to join our team in McLean, VA! As a Utility Cleaner, you will be responsible for the cleanliness of communal spaces, restrooms, workspaces, and outside areas as as...

Amentum is seeking Utility Cleaners to join our team in McLean, VA! As a Utility Cleaner, you will be responsible for the cleanliness of communal spaces, restrooms, workspaces, and outside areas as as...

Amentum is seeking Utility Cleaners to join our team in McLean, VA! As a Utility Cleaner, you will be responsible for the cleanliness of communal spaces, restrooms, workspaces, and outside areas as as...

Amentum is seeking Utility Cleaners to join our team in McLean, VA! As a Utility Cleaner, you will be responsible for the cleanliness of communal spaces, restrooms, workspaces, and outside areas as as...

Amentum is seeking Utility Cleaners to join our team in McLean, VA! As a Utility Cleaner, you will be responsible for the cleanliness of communal spaces, restrooms, workspaces, and outside areas as as...

PLEASE NOTE BEFORE APPLYING: The Business Development Director role requires a proven track record of success engaging with the U.S. Army, SOUTHCOM, and NORTHCOM. The ideal candidate will bring an es...

Role: Sr. Power Platform Developer Location: Either Tysons or Bethesda (either location but 5 days onsite) Duration: Direct Hire Citizenship: TS/SCI with Full Scope Polygraph Top Skills: 3+ yea...

Our Deloitte Regulatory, Risk & Forensic team helps client leaders translate multifaceted risk and an evolving regulatory environment into defensible actions that strengthen, protect, and transfor...

Our Deloitte Regulatory, Risk & Forensic team helps client leaders translate multifaceted risk and an evolving regulatory environment into defensible actions that strengthen, protect, and transfor...

Must be a US Citizen who currently possesses a Secret Clearance. This is a onsite position and must be onsite 5 days a week. Position Description: The team provides A&AS support to the A4 (Logistics,...

The application window is expected to close on: 2/13/2026Job posting may be removed earlier if the position is filled or if a sufficient number of applications are received.The successful applicant wi...

Valiant is looking for a Junior Contract Support Assistants (CSA) to join our team! In this role you will handle administrative tasks and transactions for USG acquisition officers located in contracti...

Valiant is looking for a Contract Suport Assistant (CSA) to join our team! In this role you will handle administrative tasks and transactions for USG acquisition officers located in contracting office...

Valiant is looking for a Mid-Level Contract Support Assistants (CSA) to join our team! In this role you will handle administrative tasks and transactions for USG acquisition officers located in contra...

Description SAIC is seeking an IT Systems Analyst to to perform full lifecycle duration data management and conduct system administration and maintenance on a stand-alone network. This position is ...

The Sponsor's office supports a global analysis mission that has a focus on transnational organized crime. The Sponsor's office supports analysts with a broad array of technical skills and subject mat...

Position Title: Cleared Senior Power Platform Developer (TS/SCI with Poly) Location: Tysons, VA or Bethesda, MD (Onsite) Clearance Requirements: Active TS/SCI with Full Scope Polygraph (FSP) Position ...

We are looking for an entry level IT Security Analyst summer intern to perform the day-to-day operations of the security solutions and use these solutions to identify, investigate and resolve security...

Amentum is looking for a Turbine Generator Mechanic to join our team in McLean, VA! As a Turbine Generator Mechanic, you will inspect, repair, adjust, test, and replace parts as required on assigned t...

JOB FUNCTION: Inspect, repair, replace, install, adjust, maintain, and make necessary tests on all medium and low voltage 15KV, 4160V, 480V and 208V utility systems, equipment, motors, MCC panels, gen...