Top Secret / SCI Clearance Jobs

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-B...

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-B...

Worker Type Regular Job Description Summary The primary role of the Digital Network Exploitation Analyst is to analyze network and cybersecurity data to identify exploitation opportunities and suppo...

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded researc...

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded researc...

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...

As a seasoned US Government Security Professional, you will play a crucial role in supporting components of the IBM USG Corporate Security program, ensuring the protection of people, property, and inf...

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...

At IBM, the work is about building things that matter. You will be working on real problems in a mission environment where the output of your work is used, not just presented. We are looking for a han...

HPC Infrastructure & Cluster Engineer Springfield, VA $150k-$190k Marathon TS is seeking a TS/SCI-cleared Infrastructure Engineer to manage and optimize a high-performance compute environment suppor...

Marathon TS is seeking a Sr. Network Engineer with an active TS/SCI security clearance who is willing to obtain a CI Polygraph to support one of our intelligence customers. This position will support ...

Deliver simple solutions to complex problems as VTOC Operations at Marathon TS. Here, you'll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application devel...

System Administrator (SaaS) St. Louis, MO/Springfield, VA $120k-$160k Marathon TS is seeking a System Administrator with 5-10 years of experience supporting enterprise user-facing systems in a clea...

Marathon TS is seeking a skilled Operational Specialist to join a dynamic team. Experimental & Operational Technical Specialist Responsibilities Include: Performs the technical evaluation and analys...

Software Developer, Sr Springfield, VA $120,000 - $150,000 Marathon TS is seeking an experienced and collaborative Senior Software Developer to join our team and support one of our intelligence custo...

Linux Systems Engineer St. Louis/Springfield $120k-$155k Marathon TS is s eeking a TS/SCI-cleared Linux Systems Engineer to design, administer, automate, and optimize enterprise Linux infrastructure...

Trusted Connectivity for AI-Powered Dominance. Everfox delivers trusted connectivity to protect the world's most critical environments and safeguard the sensitive data powering decision advantage. Bui...

SummaryThis position reports to the Chief, National Guard BureauLearn more about this agencyOverviewAccepting applicationsOpen 09/22/2026 to 10/13/2026Location1 vacancy in the following location:Penta...

SummaryThis is a Direct Hire Authority (DHA) solicitation utilizing the DHA for certain competitive service to recruit and appoint qualified candidates to positions in the competitive service.About th...

Modern Technology Solutions, Inc. (MTSI) is seeking a Security Control Assessor (SCA) to support an MTSI contract with the Assistant Secretary of the Air Force, Acquisition, Technology and Logistics. ...