Ts/sci Jobs

Constellation Technologies is hiring a TS/SCI-cleared AI Software Engineer to lead LLM orchestration, data engineering, and secure deployment efforts for mission-critical systems.

Lead Operational Software Deployment and Integration Engineer responsible for on-site mission software deployment, integration, configuration control, and field readiness for Boeing Phantom Works at Beale AFB.

Lead and grow Apex’s US Government Markets revenue by building a top-tier sales team and personally driving strategic, high-value deals with prime contractors across defense, intelligence, and civil space.

Experienced systems engineering and test & evaluation advisor needed to provide SETA support to the government for verification, test planning, execution, and evaluation of DoD systems.

GRVTY seeks a TS/SCI+Poly Geospatial Systems Administrator in McLean, VA to maintain and optimize enterprise geospatial systems supporting high-impact intelligence missions.

Credence is hiring a hands-on Software Sustainment Engineer to maintain, troubleshoot, and enhance mission-critical applications and databases for NSIC in a secure government environment.

GRVTY is hiring a GEOINT Subject Matter Expert (TS/SCI, 8+ years) to provide advanced geospatial analysis, data-science-driven solutions, and operationally-focused intelligence support for mission-critical national security programs.

SciTec is hiring a Senior Cybersecurity Engineer to secure program infrastructure, support STIG/ATO compliance, and develop monitoring and incident response capabilities for DoD-focused systems in Boulder, CO.

Lead a small cross-functional team to build production-ready full stack solutions, advanced visualizations, and data-driven systems for Booz Allen’s clients requiring TS/SCI with polygraph.

Manage RMF, system accreditation, and ongoing cybersecurity monitoring for classified systems as the ISSM II supporting DoD/IC programs.

Credence seeks a seasoned Information Systems Security Officer to manage RMF, vulnerability and incident response, and sustain authorization artifacts for classified systems supporting the National Space Intelligence Center.

Experienced IT System Administrator wanted to administer and secure Windows/Linux environments supporting classified NSIC mission operations under government cybersecurity requirements.

Experienced systems engineering professionals with RF and signal-processing background are needed to support data center and satellite collection system integration and testing at Wyetech.

Experienced network engineer needed to lead design and maintenance of DoD network infrastructure, including switches, routers, NGFWs, VoIP, and hyperconverged systems at KBR’s Beavercreek site.

Booz Allen is hiring a Platform DevOps Engineer to design, deploy, and secure Kubernetes-based container platforms for critical government missions.

Lead full-stack cloud software development at Booz Allen’s Fort Meade program, building production-ready data-driven systems and mentoring an engineering team under TS/SCI clearance.

Experienced Cloud Software Engineer (Java or C/C++) needed for an onsite product development role supporting large-scale compute clusters and AWS—TS/SCI with Full Scope Polygraph required.

Edgesource is hiring a Web Software Developer to design and implement enterprise systems supporting defense and cybersecurity missions, requiring an active Secret clearance and Security+ certification.

Experienced cyber security engineer needed to provide SETA support for space systems programs within a US Space Force acquisition organization, working onsite in Albuquerque, NM.

Provide expert property accountability and logistics support to the Joint Staff in Washington, DC, managing the acquire-to-retire lifecycle of government assets and interfacing with senior officials.

Experienced DevOps Engineer needed to design and automate infrastructure, security, and deployment processes for mission-critical systems at Boeing's Mission Operations team in Herndon, VA.

Lead the technical architecture and implementation of distributed systems for QualityOS, driving reliability, scalability, and cross-team alignment for Anduril’s manufacturing execution platform.

Lead and coordinate specialized cyber operations and program integration efforts supporting DC3/DAF as the Project Manager Lead for Computer World Services.

KBR’s National Security Solutions team is hiring a Senior Operations Research Analyst to produce quantitative assessments and decision-quality analysis supporting USAF and USSF training and mission objectives.

Experienced cybersecurity engineer with active TS/SCI CI Polygraph sought to lead RMF, XACTA, and ATO/IATT efforts for cloud and enterprise systems in MD/DC/VA SCIF environments.

Senior Hardware Design Engineer role focused on ASIC/FPGA/SoC design, verification, and physical implementation for a cleared government-contractor environment.

Palantir is hiring an Information Security Engineer (DLP) to lead prevention, detection, and investigation of data exfiltration across cloud, network, and endpoint vectors.

Palantir is hiring an Information Security Engineer specializing in Windows and Active Directory to lead hardening, detection engineering, and incident response across our global Windows environment.

Mid-senior software engineer needed to develop and scale population-simulation software (primarily Java/Python) for GeoDelphi's Worldline platform supporting an AFRL R&D effort.

Senior full-stack engineer needed to build and evolve a production-grade big-data graph platform using Java/Python, APIs, Kubernetes, and modern cloud technologies for mission-critical clients.

Cathexis is hiring a Senior IT Talent Acquisition Specialist to lead full-lifecycle recruiting for cleared IT roles and advise stakeholders with data-driven talent strategies in a hybrid GovCon setting.

Palantir is hiring an Information Security Engineer focused on insider threat detection and response to design automated detection workflows and investigate sophisticated internal and external threats across its global environment.

Experienced dashboard developer with active TS/SCI and CI polygraph willingness needed to design and deliver real-time ICAM visualizations for DoD/IC customers.

Lead full‑stack cloud development for a cyber mission team in Annapolis Junction requiring an active TS/SCI with Full Scope Polygraph.

The Aerospace Corporation seeks a technical analyst to apply astrodynamics, optimization, and simulation skills toward constellation design and space architecture trade studies in support of national space enterprise needs.

Lead application security for mission-critical space systems by implementing secure architectures, compliance controls, and monitoring across cloud-native and embedded software environments.

Anduril is hiring a Staff Systems Engineer in Washington, DC to lead mission engineering and reference architecture efforts for the US Army's NGC2 program, bridging prototyping to production.

RII seeks a hands-on Radio Frequency Integration Engineer II to perform RF system integration, testing, and field validation at Aberdeen Proving Ground supporting EW/SIGINT programs.

Booz Allen is hiring a TS/SCI-cleared UI Full Stack Software Developer to design and deliver full-stack web applications using modern JavaScript frameworks and server-side technologies for mission-critical systems at Fort Meade.

True Anomaly is hiring a Supplier Development Engineer to build and scale a flight-quality supplier base for space hardware across propulsion, structures, power, and avionics.

Shield AI is hiring a Territory Business Development Manager to own U.S. Army sales and drive pipeline, opportunity progression, and bookings for autonomy and unmanned systems.

Lead Vantor's strategic growth within NRO/IC accounts by turning space + AI capabilities into mission outcomes and driving high-impact, technical customer engagements.

Lead the creation and automation of a centralized patching capability for multi-cloud Windows environments supporting a U.S. Government mission in Dulles, VA.

Lumbra seeks a TS/SCI-cleared Infrastructure Software Engineer to lead air-gapped deployment pipelines and onsite Kubernetes operations across classified and commercial environments.

Mission Driven

Social Impact Driven

Passion for Exploration

Reward & Recognition

SpaceX is hiring a Senior Government Sales Manager in Washington, DC to drive Starshield sales, pricing, and capture efforts for Department of War customers.

Lead and execute integrated ground and flight test campaigns at True Anomaly, translating program objectives into disciplined, safe, and effective test operations.

Lead Systems Engineer needed to architect and sustain secure, mission-critical systems for a national security customer with strong Linux/Windows, CI/CD, and networking experience.

True Anomaly is hiring a Structural Dynamics Engineer (II/III) to lead structural dynamics analysis, finite element modeling, and dynamic testing for high-reliability aerospace systems at our Colorado or California offices.

Spear AI seeks a proactive Technical Integrator to bridge engineers and DoD customers, coordinating labs, approvals, and integration events to validate software against real-world requirements.

Senior Systems Engineer required to lead end-to-end infrastructure, cloud, and security engineering for cleared government programs and enterprise clients.