Security Clearance Jobs in Lorton, VA

Date Posted:2026-09-28Country:United States of America Location:US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requir...

Attention Cyber Warriors: Your Next Mission Awaits!Are you a battle-hardened Linux engineer looking for your next challenge? Ready to continue defending our nation's digital frontlines in the civilian...

Rmantra Solutions is seeking a highly skilled Chemical Security and Elimination Subject Matter Expert (SME) to serve as a primary technical and programmatic advisor supporting critical international t...

Rmantra Solutions is seeking a highly skilled Chemical Security and Elimination Subject Matter Expert (SME) to serve as a primary technical and programmatic advisor supporting critical international t...

Rmantra Solutions is seeking a highly skilled Chemical Security and Elimination Subject Matter Expert (SME) to serve as a primary technical and programmatic advisor supporting critical international t...

Rmantra Solutions is seeking a highly skilled Chemical Security and Elimination Subject Matter Expert (SME) to serve as a primary technical and programmatic advisor supporting critical international t...

Company OverviewWe are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locatio...

Company OverviewWe are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locatio...

Position OverviewQinetiQ US seeks a Principal Contracts Administrator to join our dynamic and growing Corporate Contracts and Subcontracts team.The Principal Contracts Administrator will act as a key ...

Position OverviewQinetiQ US seeks a Capture Manager with a demonstrable record of competing for and winning complex deals.Candidates should be well versed in the Federal Acquisition Regulation, execut...

Position OverviewQinetiQ seeks an experienced Proposal Manager to join a growing proposal operations and growth organization. The Proposal Manager will bring a proven track record of successfully lead...

Position OverviewQinetiQ US is looking for a new-grad optical engineer to assist with electro-optic/ infrared (EOIR) imaging sensor optical design, laboratory optical characterization, and prototype i...

Company OverviewWe are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locatio...

Suvi, an Akima Company, is looking for a Subject Matter Expert to support a mission-oriented, Law Enforcement organization in National Capital Region. The Subject Matter Expert (SME) provides senior-l...

As a Senior Program Management Support with MTSI you will provide inputs to Department of the Air Force Program Management Office with Advisory and Assistance Services (A&AS) to achieve cost-effective...

Description At System High Corporation-a Top Washington-Area Workplace (The Washington Post, 2023-2025), a Top Workplaces Culture Excellence honoree (April 2025), and a three-time VETS Indexes 3-Star ...

Eagle Harbor, LLC, a subsidiary of Three Saints Bay, LLC, and a Federal Government Contractoris seeking a Communications Network Engineer to support our federal client in Lorton, VA. Responsibiliti...

Job Number: R0251326Augmented Reality Software EngineerThe Opportunity:Develops and debugs Virtual Reality (VR) and Augmented Reality (AR) software or applications for various devices. Applies advance...

Job Number: R0251325Augmented Reality Software EngineerThe Opportunity:Develops and debugs Virtual Reality (VR) and Augmented Reality (AR) software or applications for various devices. Applies advance...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...