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Top Secret / SCI Clearance Jobs

Top Secret/SCI

Viewing 1 - 20 of 16,144

Top Secret / SCI Jobs requiring security clearance

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Software Engineer Senior - Combats Systems, Airborne Software

Lockheed Martin
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Palmdale, CA(On-Site/Office)
Posted 1 month ago
Secret
Not Specified

Job Number 725185BR Description:Our Team: We lead the full lifecycle of embedded and mission software development-from requirements, architecture, and design to implementation, integration, and test....

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Scientist, Systems Engineering

L3Harris Technologies
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Rochester, NY(On-Site/Office)
Posted 2 weeks ago
Secret
Not Specified

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

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Instructional Designer - Mid

New
Command Holdings a Pequot Company
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Posted today
5+ yrs exp
TS/SCI
CI Polygraph

Job Category: Security & IntelligenceRequisition Number: INSTR001290Posting DetailsPosted: May 15, 2026Full-TimeOn-siteJob DetailsDescriptionQuattro Consulting, an operating...

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Military Construction (MILCON) Telecom Engineer - RCDD Certified

New
Command Holdings a Pequot Company
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Posted today
5+ yrs exp
TS/SCI
Not Specified

Job Category: EngineeringRequisition Number: MILIT001239Posting DetailsLocationsStuttgart, GermanyStuttgart, DEUStuttgart, GermanyStuttgart, DEUJob DetailsDescriptionCeLeen, an operating firm of Comma...

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Scrum Master

New
Peerless Technologies Corporation
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Remote/Hybrid(On/Off-Site)
Posted today
TS/SCI
Not Specified

Peerless is searching for an experienced Scrum Master to support Agile software development teams in delivering high-quality, mission-critical systems. The selected candidate will serve as a servant l...

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Intelligence Analyst Lvl II

New
Knowledge Management, Inc.
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Posted today
5+ yrs exp
TS/SCI
Not Specified

Knowledge Management, Inc. (KMI) has the leadership and experience to deliver innovative technology, logistics and management solutions to meet real mission requirements. KMI is a Minority Business En...

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Intelligence Analyst Lvl I

New
Knowledge Management, Inc. (KMI)
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Posted today
5+ yrs exp
TS/SCI
Not Specified

Title: Intelligence Analyst - Level ILocation: 119 D Street, N.E Washington, DC Monday-Friday on-site (with occasional duty on weekends)Duration: 1 years, with 4 optional yearsStart date: JuneSecurity...

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TS/SCI Senior Software Engineer

New
Omni Federal
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Posted today
TS/SCI
Not Specified

Job Description Job Title : Senior Software Engineer Location: Boulder, CO Security Clearance: Active T op Secret with SCI eligibility We question. We listen. We adapt. Be honest. Be pragmatic. Omni F...

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Senior DevSecOps Engineer

New
Omni Federal
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Posted today
TS/SCI
Not Specified

Job Description Job Title : Senior DevSecOps Engineer Location: Boulder, CO Security Clearance: Active Top Secret with SCI eligibility We question. We listen. We adapt. Be honest. Be pragmatic. Omni F...

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Senior Cybersecurity Engineer

New
Omni Federal
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Posted today
TS/SCI
Not Specified

Job Description Job Title : Senior Cybersecurity Engineer Location: Boulder, CO Security Clearance: Active Top Secret with SCI eligibility We question. We listen. We adapt. Be honest. Be pragmatic. Om...

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Software Engineer (TS/SCI Full Scope Poly)

New
Omni Federal
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Posted today
TS/SCI
Full Scope Polygraph

Job Description Job Title: Software Engineer Location: Chantilly, VA Security Clearance: TS/SCI, Full Scope Polygraph We question. We listen. We adapt. Be honest. Be pragmatic. OMNI , founded in 2017 ...

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Software Developer

New
Absolute Business Solutions Corp
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Posted today
5+ yrs exp
TS/SCI
Not Specified

Career Opportunities with Absolute Business Solutions CorpA great place to work.Careers At Absolute Business Solutions CorpCurrent job opportunities are posted here as they become available.Software D...

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Information Operations Strategic Planner

New
Strategic Resilience Group
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Posted today
TS/SCI
Not Specified

Position Responsibilities• Lead and support operational planning teams (OPTs), working groups, and boards to develop OIE plans, annexes, and appendices aligned with campaign objectives• Tr...

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IO Planner - Special Activities Planner (SAP) Specialist

New
Strategic Resilience Group
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Posted today
TS/SCI
Polygraph

Position Responsibilities Provide SAP core capability support and sensitive operational products across steady-state ops, contingencies, crisis action, disaster relief, and exercises Integrate informa...

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Denial and Deception Analyst, Skill Level 2

New
Strategic Resilience Group
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Posted today
TS/SCI
Not Specified

Position Responsibilities• Conduct all-source analysis of foreign states' and non-state actors' ability to mislead an adversary through manipulation, distortion, or falsification of evidence.&bul...

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UX Strategist - Experience Vision and Mission Alignment

New
Shadow Strategies, LLC
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Posted today
TS/SCI
Full Scope Polygraph

UX StrategistLocation: MarylandSecurity Clearance: TS//SCI with PolygraphCompensation Range: $110,000 - $260,000Position Status: PipelineWhat You'll DoThis role bridges user experience, systems thinki...

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Front-End Developer - Human-Centered Interfaces

New
Shadow Strategies, LLC
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Posted today
TS/SCI
Full Scope Polygraph

Front-End Developer Location: Columbia, MDClearance Required: TS//SCI with PolygraphCompensation Range: $110,000 - $260,000Position Status: PipelineWhat You'll DoThis role focuses on building intuitiv...

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Back-End Developer - Mission Systems & Infrastructure

New
Shadow Strategies, LLC
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Posted today
TS/SCI
Full Scope Polygraph

Back-End Developer Location: Columbia, MDClearance Required: TS//SCI with PolygraphSalary Range: $110,00 - $260,000Position Status: PipelineWhat You'll DoThis role centers on building the backbone of ...

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Full-Stack Developer, Data Platforms and Backend Services

New
Shadow Strategies, LLC
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Posted today
TS/SCI
Full Scope Polygraph

Full-Stack DeveloperLocation: Columbia, MDTelework: N/AClearance Required: TS/SCI with PolygraphSalary Range: $160,000 - $180,000At Shadow Strategies, you will join a culture defined by innovation, pu...

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Senior Analyst (Briefer)

New
Amentum
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Posted today
TS/SCI
Not Specified

Job DescriptionAmentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challen...

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DARPA Program Management/Financial Analyst

New
Amentum
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Posted today
TS/SCI
Not Specified

Amentum is a leading provider of scientific, engineering, and program management support services to some of the top agencies in the U.S. Government, including the Defense Advanced Research Projects A...

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Senior Software Engineer

New
Raft
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Posted today
5+ yrs exp
TS/SCI
Not Specified

NewSenior Software Engineer Hanscom AFB, MAApplyThis is a U.S. based position. All of the programs we support require U.S. citizenship to be eligible for employment. All work must be conducted within ...

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