ClearanceJobs
  • Candidates
  • Employers
  • Hiring Companies
  • News & Career Advice
  • Login
  • Register now
Experience
City
State
Clearance
Posted Within
Employer Name
Country
Job Category
Job Type
Polygraph
Remote/Hybrid
Salary
Top Secret/SCI

Top Secret / SCI Clearance Jobs

Showing 19,514 Jobs

Sort by:

PSR 2 102-140

New
IC-CAP
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
CI Polygraph

Program Security Representative 2's primary function is to provide multi-discipline security support for one or more of the customer's Special Access Programs (SAPs). The position will provide "day-to...

user avatar

CI Analyst 1 102-208

New
IC-CAP
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
CI Polygraph

Counterintelligence (CI) Analyst Level 1 will provide "day-to-day" multi-discipline analysis, CI Analyst responsibilities will cover Collateral, Sensitive Compartmented Information and Special Access ...

user avatar

CSOC CIR Tier II Analyst

New
PingWind Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Not Specified

Location: On-site in Hines, IL Martinsburg, WV, or Austin, TXRequired Clearance: Ability to obtain Tier 4 / High Risk BackgroundInvestigationRequired Education: Bachelor's degree in computer science, ...

user avatar

Space Operations Analyst (Mid or Senior)

New
SPA
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Not Specified

OverviewSystems Planning and Analysis, Inc. (SPA) delivers high-impact, technical solutions to complex national security issues. With over 50 years of business expertise and consistent growth, we are ...

user avatar

Counterintelligence (CI) Analyst

New
System High Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Polygraph

Description At System High Corporation-a Top Washington-Area Workplace (The Washington Post, 2023-2025), a Top Workplaces Culture Excellence honoree (April 2025), and a three-time VETS Indexes 3-Star ...

user avatar

Information Systems Security Officer II (ISSO II)

New
System High Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Polygraph

Description *This position requires a TS/SCI Clearance and Special Access Program Experience* The ISSO is responsible for ensuring the appropriate operational security posture is maintained for an...

user avatar

Senior Network Security Researcher

New
Software Engineering Institute
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Not Specified

What We Do:Our team, within the Cyber Risk and Resilience Directorate researches, designs, and develops software tools for the collection, storage, and analysis of network data to provide security ins...

user avatar

Associate Network Security Researcher

New
Software Engineering Institute
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Not Specified

What We Do:Our team, within the Cyber Risk and Resilience Directorate researches, designs, and develops software tools for the collection, storage, and analysis of network data to provide security ins...

user avatar

Network Security Researcher

New
Software Engineering Institute
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Not Specified

What We Do:Our team, within the Cyber Risk and Resilience Directorate researches, designs, and develops software tools for the collection, storage, and analysis of network data to provide security ins...

user avatar

Senior Systems Engineer

New
PeopleTec
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
None

OpportunityPeopleTec is currently seeking a Senior Systems Engineer to support our Buckley SFB, Aurora, CO customer. We are currently seeking a Sr Systems Engineer to provide engineering support to ou...

user avatar

Cyber Security Analyst- ISSO

New
Scientific Research Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Not Specified

Description Developing and updating assessment and authorization documentation (Body of Evidence) for management and continuous monitoring of information systems Performing ongoing compliance assessm...

user avatar

Measure of Effectiveness Officer, Full Performance

New
ORBIS OPERATIONS
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Polygraph

ORBIS is seeking an experienced Measure of Effectiveness Officer (MOE) to participate in program evaluation activities for a client in the US Intelligence Community. The MOE will have the opportunity ...

user avatar

SME - Advanced Computing

New
WiSC Enterprises
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Polygraph

OverviewThe Subject Matter Expert (SME) - Advanced Computing provides technical expertise and analytical support in advanced computing technologies and emerging computational systems. The role support...

user avatar

Quality Manager

New
WiSC Enterprises
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Polygraph

OverviewThe Quality Manager is responsible for establishing, implementing, and maintaining quality assurance and quality control processes supporting program execution and operational delivery. This r...

user avatar

Chief Data Architect

New
WiSC Enterprises
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Polygraph

OverviewThe Chief Data Architect leads the design and implementation of enterprise data architecture and big data solutions supporting mission and operational objectives. This role provides technical ...

user avatar

Junior Data Scientist

New
Strategic ACI
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
CI Polygraph

Job Description Strategic ACI is seeking a Junior Data Scientist to support AI/ML Test & Evaluation (T&E) activities for mission-focused national security programs. The Junior Data Scientist performs ...

user avatar

Mid AI Computer Vision Scientist

New
Strategic ACI
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
CI Polygraph

Job Description Strategic ACI is seeking a Mid-Computer Vision Scientist to support AI/ML Test & Evaluation (T&E) activities for mission-focused national security programs. The Mid Computer Vision Sci...

user avatar

Principal Network Evaluator

New
Navstar Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Polygraph

Would you like to perform rewarding work while contributing to the success of an established, growing company? Navstar is an award-winning organization that has a proven track record of successfully p...

user avatar

Activity Security Representative (ASR)

New
Riverside Research
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Not Specified

Riverside Overview Riverside Research is an independent National Security Nonprofit dedicated to research and development in the national interest. We provide high-end technical services, research an...

user avatar

ISSO II - Information Systems Security Officer II

New
Watermark Risk Management International, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Polygraph

Come make your mark with Watermark! 🎖 FOUNDED BY USAF VETERANS in 2007, we are proud to be a Service-Disabled Veteran Owned Small Business.🌎 SUBJECT MATTER EXPERTS specializing in secu...

user avatar
ClearanceJobs
  • About Us
  • Support
  • Browse Jobs
  • Security Clearance FAQs
  • AgileATS
  • FedWork
  • Blog
Download on the App StoreGet it on Google Play
© 2026 ClearanceJobs - All rights reserved. ClearanceJobs is a DHI service .
  • Pay My Bill
  • EULA
  • Privacy Policy
  • Terms of Service
  • My Privacy Rights
  • Contact Us