Top Secret / SCI Clearance Jobs in Virginia

MANTECH seeks a motivated, career and customer-oriented Systems Administrator to join our team USMC IT Service Desk in Stafford, VA.Responsibilities include but are not limited to:Maintain multiple ne...

Markon is seeking a Mission Support Administrator to support our Intelligence Customer by providing administrative or office management support to a group, office, program or project. Responsibilities...

Markon is seeking a Mission Support Administrator to support our Intelligence Customer by managing, executing, troubleshooting complex end to end (E2E) workflow processes or programs, and independentl...

Markon is seeking a Mission Support Administrator to support our Intelligence Customer by managing, executing, troubleshooting complex end to end (E2E) workflow processes or programs, and independentl...

Markon is seeking a Systems Engineer to support an IC customer with the entire Systems Engineering life cycle. We are seeking a forward-learning self-starter capable of balancing multiple priorities s...

Job Description Strategic ACI is seeking an Expert-level Integration Engineer, with specific expertise in integration and deployment of spectral exploitation tools that serve as the foundation for a s...

Orbis is seeking an experienced Strategic Operations Advisor to lead program planning and evaluation activities for a client in the US Intelligence Community. The Strategic Ops Advisor will have the o...

OverviewStellar Solutions, a nationally recognized Great Place To Work®, delivers engineering solutions across commercial space and national security missions-from innovative new entrants to estab...

OverviewStellar Solutions, a nationally recognized Great Place To Work®, delivers engineering solutions across commercial space and national security missions-from innovative new entrants to estab...

Position 28a: Spectral Integration Engineer (Expert-Level) Overall Assignment Description: Expert-level Integration Engineers, with specific expertise in integration and deployment of spectral expl...

Strategic Analysis, Inc. is an Equal Opportunity Employer. Principal SAP Security Specialist (TS/SCI #26-120) Job Code:26-120 Location:Arlington, VA FT/PT Status:Full Time Required Clearance:Top...

This position is 100% Onsite. This position is in Arlington, VA, with occasional/situational travel. Certificate 8570 IAT Level II Baseline Certification (e.g. CCNA Security, CySA+, ...

Career Opportunities with Castalia SystemsA great place to work.Careers At Castalia SystemsCurrent job opportunities are posted here as they become available.Job SummaryCastalia Systems is seeking a M...

>Counterintelligence (CI) InstructorDarkstar Intelligence LLCCounterintelligence (CI) InstructorJob TypeFull-timeDescriptionThe Joint Counterintelligence Training Activity (JCITA) is a Department of W...

Sayres is seeking candidates for a CWMD Computer Programming SME supporting Headquarters Air Force (HAF). This position is located in the NCR.SummarySayres is seeking a highly skilled Software Program...

About the RoleLumbra is building Nebula, an agentic harness running as a set of microservices on managed Kubernetes, backed by managed databases, caching, and workflow orchestration, all provisioned w...

Executive Assistant to the CEOAbout LumbraLumbra builds the vendor-neutral operating system for agentic AI in high-consequence environments. In our first ten months we won four fully competed prime co...

About LumbraLumbra builds the vendor-neutral operating system for agentic AI in high-consequence environments. In our first ten months we won four U.S. Government prime contracts in open competition, ...

Executive Administrative AssistantExecutive level support experience, experience within DoD and other federal agencies.Experience with DTS Defense Travel System and advanced CATMS required.Demonstrate...

Recro, a Certified Small Business, helps federal agencies achieve their goals through IT infrastructure, cybersecurity, DevOps, cloud services, and digital transformation. We prioritize innovation, em...