Browse 363 exciting jobs hiring in Ts/ts Sci now. Check out companies hiring such as KBR, Clarity Innovations, INflow Federal in Omaha, Little Rock, San Antonio.
Experienced full‑stack software engineer needed to build secure, cloud-native web applications for high‑impact national security programs at KBR in the Washington, DC area.
Clarity Innovations seeks a senior Platform Engineer / Product Architect to architect scalable cloud-native platforms, lead prototyping and GitOps-based operations, and drive a shared product baseline for national-security cyber operations.
INflow Federal is hiring an AI/ML Engineer (TDTF) to develop and deploy advanced sensor-processing and data-fusion models that enable real-time object detection, identification, and classification for defense customers.
SpyCloud is hiring a cleared Federal Sales Engineer to drive technical sales, integrations, and partner enablement for identity protection and threat intelligence solutions across the U.S. Federal ecosystem.
INflow Federal seeks a Senior Linux/UNIX Systems Engineer to provide Tier‑3 administration of RHEL systems, enterprise storage and databases in support of geospatial intelligence operations in Springfield, VA.
Sigma Defense seeks a Senior Azure Infrastructure Developer/Development Lead to drive architecture, automation, and team delivery for secure Azure environments supporting DoD missions in San Antonio, TX.
Senior Industrial Security Manager needed to lead NISPOM-based program security, DD Form 254 management, and SAP/SCI support for IDO programs at Wright-Patterson AFB.
Boeing is hiring a Mid-Level Industrial Security Analyst in El Segundo to administer NISPOM/SCI/SAP security programs and ensure programmatic compliance.
Wyetech seeks a senior Information Operations Planner to lead cyberspace planning and operational design efforts in support of USCYBERCOM and Combatant Commander requirements at Fort Meade.
Lead multi-discipline teams at Boeing NSP to drive hardware and software integration, system-level software development, and end-to-end integration and test for mission systems.
Instabase is hiring a Federal Account Executive to drive federal new-business growth and sell its AI platform to support mission-critical agency needs.
Booz Allen Hamilton is hiring a Lead Digital Engineer to drive MBSE-enabled digital models and system architectures for large-scale DoD missions.
CACI seeks a TS/SCI with Polygraph Java Software Engineer to develop, test, and deploy JBLOCKS ICAM capabilities in Hanover, MD.
Senior HUMINT Targeter role at Booz Allen: lead HUMINT-focused analysis teams, produce IIRs and intelligence briefs, define collection requirements, and mentor analysts to support national security missions.
Booz Allen is hiring a Cyber Automation Engineer to build and automate detection and response capabilities—leveraging Python, SIEM/SOAR, and integrations—to improve threat defense for enterprise clients.
Senior Front End Software Engineer needed to design and implement accessible, secure web UIs for MFAMS within a cleared ICAM-focused program at CACI.
CACI seeks a Senior Back End Java Developer to support MFAMS ICAM capabilities in Hanover, MD, delivering secure enterprise web services and CI/CD-driven deployments.
Senior AWS Cloud Engineer needed to architect, automate, and secure scalable AWS solutions for mission-focused clients in a TS/SCI environment.
Support U.S. Cyber Command efforts as a Lesson Learned Analyst to validate, publish, and implement lessons learned across cyber operations and training.
Senior executive to lead KBR’s executive branch engagement, shaping policy and procurement outcomes to advance the company’s government services and defense mission.
Experienced Cyber Security Engineer wanted to design, implement, and certify C4 systems in support of national security missions at CACI's Albuquerque operations.
Experienced pre-sales engineer needed to lead technical evaluations and POCs for Domino’s AI platform across U.S. public sector accounts, requiring an active U.S. Secret clearance and deep familiarity with regulated environments.
KBR is hiring a Senior Program Management and Acquisition Support lead to provide SETA and acquisition support for classified Space RCO programs at Kirtland AFB, driving rapid development and fielding of space capabilities.
Experienced software engineer to lead development of high-performance signal and image processing systems for Parsons' federal solutions in Chantilly, VA.
Credence is hiring a Systems Cybersecurity journeyman with TS/SCI to implement RMF, PKI, and DoD/AF cybersecurity policies for Global Hawk and U-2 programs at Wright-Patterson or Robins AFB.
Senior Cloud Software Engineer needed to develop, integrate, and sustain large-scale distributed data and cloud solutions for federal customers under an active TS/SCI requirement.
Lead business development for Telesat Government Solutions' Lightspeed pLEO program, building DoD and federal customer relationships and driving capture-to-contract strategies.
Credence seeks an experienced Acquisition Specialist with an active TS/SCI to lead task management, financial oversight, and acquisition training supporting SSC acquisition and budget processes.
Boeing is hiring an Associate Industrial Security Analyst in El Segundo to administer NISPOM/SCI/SAP security requirements, manage classified records, and support cleared personnel and programs.
Senior Electrical and RF Engineer needed to design, test, and lead development of RF/microwave and antenna systems in support of critical national security programs at KBR.
Wyetech seeks a detail-oriented Project Manager/Specialist Level I to oversee scope, schedule, budget and risk for classified federal projects at Fort Meade.
Delta Solutions & Strategies is hiring a Mid-Level Software Engineer to develop C# applications, implement socket-based protocols, and produce technical documentation in support of defense systems at the Colorado Springs corporate office.
Experienced Full Stack Java developer needed to build and modernize mission-critical applications for a cleared Sponsor environment, working across front-end, back-end, cloud, and compliance requirements.
Lead a high-performing procurement team at CACI to deliver compliant, cost-effective purchasing solutions in support of C5ISR operations at Aberdeen Proving Ground.
Senior cyber integration engineer needed to lead design and deployment of zero‑trust, MOSA, and platform integration solutions across classified and unclassified government environments.
FTI seeks a hands-on Distinguished Technical Software Engineering Lead to provide architecture, hands-on development, and technical leadership for secure, cloud-native mission software.
Lead systems and network upgrade projects for AT&T's National Security Team, delivering integrated IT solutions under TS/SCI polygraph clearance in an onsite Chantilly role.
Accenture Federal Services is hiring an AI/ML Data Scientist to develop Python-based machine learning, GenAI, and NLP solutions for healthcare data in support of federal missions.
ANSER is hiring a Senior Wireless Communications Policy Analyst to lead 5G/RF policy, standards engagement, and program management supporting DoD and international partners.
Experienced systems engineers with post-quantum cryptography and DoD architecture experience are needed to lead requirements, architecture, and verification activities on classified programs.
Senior Cyber Engineer experienced in hands-on penetration testing and adversarial tactics (TS/SCI w/ Poly required) to identify, analyze, and report enterprise-level vulnerabilities.
Agile Defense is hiring a Principal Systems Engineer to lead engineering and administration of enterprise storage and Linux systems in support of high‑security federal missions.
Experienced systems engineering professional needed to design, verify, and sustain HAIPE-enabled secure communications systems for DoD programs with a current TS/SCI and Polygraph.
NextGen is hiring a hands-on Test Engineer to design and execute RF and system-level tests that validate AI/ML-enabled prototypes and ensure operational readiness at Aberdeen, MD.
A defense-focused partner is hiring a senior Cyber Integration Engineer to lead design and integration of zero-trust cyber solutions across classified and unclassified environments.
Wood is hiring a Data Management & Transfer Specialist to secure, track, and manage classified and unclassified program data at its Annapolis Junction facility.
KBR seeks a TS/SCI-cleared Space Program Element Monitor/Space Capability Analyst to manage and validate STARCOM space requirements, translate them into prioritized materiel and resourcing decisions, and brief senior leadership.
Credence seeks an experienced Electrical Engineer to support Global Hawk and U-2 systems engineering, test & evaluation, and sustainment activities for DoD customers while holding an active TS/SCI clearance.
Intel is seeking a Factory Automation Database Engineer to build and tune mission-critical manufacturing database systems that support foundry operations and enable data-driven factory optimization.
A cleared Technical Writer is needed to produce clear, accurate documentation for ECS3 systems and services supporting DIA LAN/WAN and unified communications efforts.
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