Security Clearance Jobs in Reston, VA

Job Category: IT Infrastructure and OperationsRequisition Number: SYSTE002170Posting Details Posted: June 18, 2026 Full-Time On-site Salary Range: $1...

Title: Information System Security Advisor Location: Reston, VA Clearance: TS/SCI with the ability to obtain and maintain a CI polygraphResponsibilities: Perform duties similar to an Information Sys...

Title: IT Project Lifecycle Manager Location: Reston, VA Clearance: TS/SCI with the ability to obtain and maintain a CI polygraph Responsibilities: Provide project lifecycle coordination, schedule m...

Information System Security Manager Clearance: TS/SCI with Polygraph Reston, VA Supporting the Most Exciting and Meaningful Missions in the World Cyber and Information Security Specialist (INFOSEC)...

Location: Reston, VAClearance Requirement: Top Secret with SCI EligibilityJob Description:Data Machines seeks a Senior Principal Simulation Engineer with the desire to work with and lead our teams sup...

R-00185693Description Leidos has an exciting opportunity for an experienced Civil Engineer to support highly specialized mission requirements in Reston, Virginia. In this role, you will assess, reve...

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...

R-00185786Description Job DescriptionLeidos currently has an opening for an experienced Contracts Manager to support our Digital Modernization Sector. This is an exciting opportunity to apply your ski...

R-00185766Description Leidos Intelligence Sector delivers advanced technology and mission software across cyber, logistics, security operations, and decision analytics, empowering defense and intellig...

DescriptionThe TeamOur Health Engineering Solutions (HES) team works side by side with customers to articulate a vision for success, and then make it happen. We know success doesn't happen by accident...

Note: This role would require relocating if not local to Huntsville, Alabama Cloud Developer (SME) – TS Cleared Location: Huntsville, AL (Redstone Arsenal – Onsite M–F, Core Hours) Clearance: Active ...

Note: This role would require relocating if not local to Huntsville, Alabama Cloud Developer (Senior) – Secret Clearance required and eligible to Top Secret upgrade Location: Huntsville, AL (Redston...

Note: This role would require relocating if not local to Huntsville, Alabama Senior Software Engineer – TS Cleared Location: Huntsville, AL (Redstone Arsenal – Onsite M–F, Core Hours) Clearance: Acti...

Note: This role would require relocating if not local to Huntsville, Alabama Senior Software Developer (Full-Stack Java) – TS Cleared Location: Huntsville, AL (Redstone Arsenal – Onsite M–F, Core Hou...

Note: This role would require relocating if not local to Huntsville, Alabama DevOps Engineer – TS Cleared Location: Huntsville, AL (Redstone Arsenal – Onsite M–F, Core Hours) Clearance: Active Top Se...

Note: This role would require relocating if not local to Huntsville, Alabama Cloud Developer (SME) – TS Cleared Location: Huntsville, AL (Redstone Arsenal – Onsite M–F, Core Hours) Clearance: Active ...

Note: This role would require relocating if not local to Huntsville, Alabama Data Engineer (SME) – OpenSearch / Elasticsearch – TS Cleared Location: Huntsville, AL (Redstone Arsenal – Onsite M–F, Cor...

Note: This role would require relocating if not local to Huntsville, Alabama Data Engineer (SME) – TS Cleared Location: Huntsville, AL (Redstone Arsenal – Onsite M–F, Core Hours) Clearance: Active To...

A career in IBM Consulting is built on long-term client relationships and close collaboration worldwide. You'll work with leading companies across industries, helping them shape their hybrid cloud and...

R-00185682Description Job Description: Mission Manager: Leidos has multiple Mission Manager positions in Northern Virginia. Candidates must have or be able to attain a TS/SCI clearance with polygrap...