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Top Secret / SCI Clearance Jobs

Top Secret/SCI

Viewing 1 - 20 of 16,245

Top Secret / SCI Jobs requiring security clearance

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Cloud Systems Administrator, Lead Associate

Peraton
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Laurel, MD(On-Site/Office)
Posted 1 month ago
TS/SCI
Polygraph

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

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Electrical Engineer

Nightwing
Sterling, VA(On-Site/Office)
Posted 3 months ago
TS/SCI
Polygraph

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabi...

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Emerging Threats Analyst

New
TEKsystems c/o Allegis Group
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Posted today
2+ yrs exp
TS/SCI

Job Title Emerging Threats Analyst Top Skills' Details Must have active TS/SCI Must have SEC+ or Equivalent Must have GCFA or GCTI Must have experience supporting an intelligence unit or related work...

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Web Developer

New
NewGen Technologies
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Arlington, VA(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI
Full Scope Polygraph

The Sponsor conducts strategic research and development and requires support in the evaluation, system design, and software engineering support to transition, primarily open source, software prototype...

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AI System Engineer Level 4

New
Vetegrity
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Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Job DescriptionVetegrity is Hiring! Applies systems engineering principles throughout the systems life cycle phases: Concept, Development, Production, Utilization, Support, and Retirement. Interacts w...

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Systems Engineer Level 3

New
Vetegrity
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Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Job DescriptionThis position requires a clearance at the TS/SCI level with a Full Scope Poly.Position Details Cloud Architecture/ Cloud Engineer/ Platform Engineering (especially in AWS)AI/ML system d...

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Program Integrator Level 3

New
Vetegrity
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Annapolis, MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Job DescriptionVetegrity is looking for a Program Integrator Level 3. This position requires a TS/SCI with CI and FS Polygraphs.Required SkillsBachelor's Degree with a business focus or technical focu...

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Process Engineer Level 3

New
Vetegrity
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Annapolis, MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Job DescriptionThis is a full-time position requiring 1880 hours of support per year; and work is performedat a customer location. As a Senior Process Engineer, you will work across program and suppor...

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Enterprise Data Enablement System Engineer Level 4

New
Vetegrity
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Annapolis, MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Job DescriptionThis is a full-time position requiring 1880 hours of support per year; and work is performed at a customer location. As an Enterprise Data Enablement Support Systems Engineer, you will ...

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Data Center/IT Equipment Space Manager

New
Vetegrity
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Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Job Description Data Center/IT Equipment Space Manager **An active TS/SCI clearance with a Full Scope polygraph is required to be considered for this opportunity. Applicants who do not meet the minimu...

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ServiceNow Admin/Dev - SA2

New
Vetegrity
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Annapolis, MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Job Description**An active TS/SCI clearance with a Full Scope polygraph is required to be considered for this opportunity. Applicants who do not meet the minimum qualifications will not be considered ...

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Linux Admin - SA2

New
Vetegrity
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Annapolis, MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Job Description**An active TS/SCI clearance with a Full Scope polygraph is required to be considered for this opportunity. Applicants who do not meet the minimum qualifications will not be considered ...

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SECURITY SPECIALIST

New
Department of the Air Force
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CO(On-Site/Office)
Posted today
TS/SCI
Not Specified

DutiesThe primary purpose of this position is: To serve as security specialist for an organization with subordinate organizations below them to protect resources from espionage, terrorism, and threats...

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Technical Lead - Cognitive UI and Agentic Workflow Integration

New
BTI360 Inc
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Herndon, VA(Off-Site/Hybrid)
Posted today
10+ yrs exp
TS/SCI
CI Polygraph

Technical Lead - Cognitive UI and Agentic Workflow Integration About the Team Here at BTI360, we’ve built a culture that’s passionate about developing software engineers. Software doesn't build itse...

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Outreach Subject Matter Expert Level 3 (OSME3) | TS/SCI with a f

New
NuAxis Innovations LLC
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Annapolis(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Overview We are seeking a mid- to senior-level Technical Operations Support Analyst to support a mission-critical software environment within a classified government program. This role sits at the int...

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Cloud Software Engineer (SWE3)

New
Point Blank Technologies
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Annapolis Junction, MD(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
Full Scope Polygraph

POINT BLANK TECHNOLOGIES (Point Blank) is now hiring with a first-class salary (W2/1099), up to an 8% employer match on 401k plan, 6 weeks PTO, Dental, Vision and Medical and a $3,000 referral bonus f...

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SOF Exercise Designer IV

New
Command Holdings a Pequot Company
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Tampa, FL(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
Not Specified

Job Category: Military Operations & TrainingRequisition Number: SOFEX001286Posting Details Posted: May 8, 2026 Full-Time On-site Job DetailsDescriptionQuattro Co...

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UX Designer - Mission-Driven Interface Design

New
Shadow Strategies, LLC
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Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

UX Designer Location: MarylandClearance Required: TS//SCI with PolygraphCompensation Range: $110,000 - $260,000What You'll DoThis role focuses on designing interfaces that work in the moments that mat...

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UX Researcher - Human Insight in Mission Contexts

New
Shadow Strategies, LLC
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Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

UX Researcher Location: MarylandSecurity Clearance: TS//SCI with PolygraphCompensation Range: $110,000 - $260,000What You'll DoThis role is centered on discovering what users actually need - not just ...

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Full-Stack Developer, Data Platforms and Backend Services

New
Shadow Strategies, LLC
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Columbia, MD(On-Site/Office)
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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Systems Engineer - Agile Mission Development

New
Shadow Strategies, LLC
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Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Systems EngineerLocation: Columbia, Annapolis Junction, Maryland, Telework optionsSecurity Clearance: TS//SCI with PolygraphCompensation Range: $110,000 - $260,000Position Status: PipelineWhat You'll ...

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Software Engineer (Journeymen - SME Level) with FSP

New
Xcelerate Solutions
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Bethesda, MD(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
Full Scope Polygraph

Software Engineer – TS/SCI with Full Scope PolygraphXcelerate Solutions is seeking a Software Engineer to support the design, development, and implementation of mission-critical systems and applicatio...

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