Security Clearance Jobs in DHS, VA

On-site—Software Developer (Full-Time)Chantilly, Virginia...

We are seeking a Software Engineer to design, develop, and maintain secure cloud-based applications and data systems operating in a classified environment. This role focuses on building scalable servi...

We are seeking a Software Developer specializing in systems software to design, build, and maintain enterprise-grade mission systems, platforms, and applications. This role sits at the intersection of...

We are seeking a Software Developer to design, build, and maintain scalable data-driven applications, analytics systems, and production pipelines. This role combines software engineering, data modelin...

We are seeking a Data Scientist with strong data engineering capabilities to design, build, and maintain scalable data infrastructure and analytics solutions. This role focuses on developing robust da...

We are seeking a Cyber Security Project Engineer to ensure mission-critical systems achieve and maintain full security compliance. This role is essential for shepherding programs through the Sponsor’s...

QED Enterprises, Inc. MREFC Funding Applications Consultant — Subject Matter Expert (SME) Location Remote / Washington, DC / Alexandria, VA Clearance Public Trust Job ...

This is a generic requisition for applicants who have been requested to fill out a GCI application for a position that is contingent upon the customer's approval.GCI, a managed affiliate of General Dy...

Job Category: Cyber SecurityRequisition Number: CYBER001103Posting DetailsPosted: January 13, 2026Full-TimeJob DetailsDescriptionGCI embodies excellence, integrity and professionalism. The employees s...

Business Systems Specialist I – SecretXcelerate Solutions is currently seeking a Business Systems Specialist I. In this role you will be supporting the Joint Contingency & Expeditionary Services (...

Company SummaryArlo Solutions (Arlo) is an information technology consulting services company that specializes in delivering technology solutions. Our reputation reflects the high quality of the talen...

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

As a data architect on our DoW CIO support team, you’ll use your extensive technical expertise to lead the design of data governance solutions for special enclave DoW environments. You’ll resolve rout...

Job Title: Cloud Operations Manager Location: Arlington, VA (On-Site) Clearance: Active TS/SCI Required Company: Quantum Science Solutions (QSS) Compensation: Open Rate _______________________________...

Job Title: Cloud Solutions Architect Location: Arlington, VA (On-Site) Clearance: Active TS/SCI Required Company: Quantum Science Solutions (QSS) Compensation: Open Rate ______________________________...

Job Title: Electrical Engineer Location: Arlington, VA (On-Site) Clearance: Active TS/SCI Required Company: Quantum Science Solutions (QSS) Compensation: Open Rate ____________________________________...

Job Title: SME Hardware Reverse Engineer Location: Arlington, VA (On-Site) Clearance: TS/SCI (Required) Company: Quantum Science Solutions (QSS) Compensation: Open Rate ______________________________...

Send your Resume to: Mbohrer@aperioglobal.com How We're Different We believe the highest-impact work in national security and technology is a team sport. At Aperio Global, we operate as a single, ...

Job Title: Senior VMware & Data Center Engineer Location: Alexandria, VA Type: Direct Hire Contractor Work Model: Onsite Hours: 40.0 hours per week Security Clearance: TS/SCI Contact: Crystal.dinnoce...

Senior Full Stack Developer Location: Arlington, VA Clearance: Secret cleared Experienced Full Stack Engineer to design, development, and optimization user-facing and back-end systems, particularl...