Security Clearance Jobs in Arlington, VA

R-00183849Description The DISA IT Operation within Leidos’ Digital Modernization Group is seeking a Firewall Engineer to support the Compartmented Enterprise Services Office (CESO) Task Order fo...

R-00183759Description Leidos is seeking an experienced AWS Cloud Engineer to support the Compartmented Enterprise Services Office (CESO) effort. This person should be a seasoned, self-motiva...

R-00183816Description Today, Electronic Warfare (EW) is a growing enterprise — protecting the warfighter and our national security against ever-adapting threats. Our division currently has an ex...

R-00177968Description At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contrib...

OverviewWe are seeking a highly motivated and detail-oriented Portfolio Analyst to support the Defense Innovation Unit reporting to the Secretary of Defense. DIU is an organization dedicated to foster...

DescriptionWould you like to accelerate cloud computing adoption at the Enterprise level? Would you like to be part of a team focused on increasing awareness and adoption of Amazon Web Services (AWS) ...

DescriptionApplication deadline: Jul 5, 2026 This position requires that the candidate selected be a US Citizen and obtain and maintain an active TS/SCI security clearance with polygraph. This is a ha...

OUSW (R&E) is seeking a Mission Engineer to lead the development, delivery, and evaluation of Mission Engineering Analysis Efforts for mission-critical systems. This role combines systems engineering ...

Title:Functional Area Analyst III (US) B elong . Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in t...

Old Harbor Solutions,a subsidiary of Three Saints Bay, LLC, and a Federal Government Contractor industry leader, is seeking a Systems Engineerto join our team in Arlington, VA. Position Responsibiliti...

Sr. Business DeveloperWashington DC Metro Area, VAApply NowNewGen Technologies is an IT Services provider with a 25+ year history specializing in Government Contracting.   We’re seeking a te...

Strategic Analysis, Inc. is an Equal Opportunity Employer. Hybrid Network Engineer( Secret Clearance #26-079) Job Code:26-079 Location:Arlington, VA - Hybrid FT/PT Status:Full Time Required Clearance...

The DHS's Hunt and Incident Response Team (HIRT) secures the nation's infrastructure. HIRT provides DHS's front-line response for cyber incidents and proactive hunting for malicious cyber activity. Fa...

Farfield is supporting a U.S. Government customer to provide support for onsite incident response to civilian Government agencies and critical asset owners who experience cyber-attacks, providing imme...

Mc3 Partners is seeking a senior Business Development Director to lead strategic growth within the U.S. Department of Homeland Security (DHS), with a focus on owning and expanding market presence acro...

OverviewSYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Systems Administrator to support our customer on the Nautical contract in the Arlington, VA area. The successful candidate will be responsible for...

DescriptionApplication deadline: Jul 3, 2026 AWS is seeking a driven and talented Business Operations Analyst to play a critical role on our Worldwide Public Sector Partners and WW Aerospace & Satelli...

Koniag IT Systems, LLC, a Koniag Government Services company, is seeking an Automation Specialist-Mid with a Top-Secret security clearance to support KITS and our government customer in Arlington, VA....

This position is contingent upon award of contract, business needs and funding availability. We are seeking a Senior-level Cybersecurity Analyst to support the Air Combat Command (ACC) Cybersecurity C...

DirectViz Solutions (DVS) is a dynamic and rapidly growing government contractor committed to delivering innovative IT solutions that address the mission-critical needs of our government clients. Thro...