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 19,363 Jobs

Sort by:
user avatar
Senior Program Manager - Defense Innovation Unit
Mount Indie, LLC
TS/SCI Not Specified
We are seeking a high-caliber Senior Program Manager to serve as the primary execution lead for our partner's workstream within the DIU Proving Grounds program. This role is embedded directly within t...
Posted just now
user avatar
Quantum Science Lead
Tyto Athene, LLC
TS/SCI Not Specified
Tyto Athene is seeking a Quantum Science Lead to provide scientific leadership across our Quantum Practice, with primary emphasis on quantum sensing, quantum networking, and quantum hardware readiness...
Posted just now
user avatar
Sr. Systems Engineer I (6228)
MetroStar Systems Inc.•Remote/Hybrid
TS/SCI Not Specified
As a Sr. Systems Engineer I (Directory Services), work as part of a collaborative and high-performing team providing your expertise to deliver solutions within the highest levels of the federal govern...
Posted just now
user avatar
Offensive Cyber Engineer
PeopleTec
TS/SCI None
OpportunityPeopleTec is currently seeking an Offensive Cyber Engineer to support our Huntsville, AL location. We are looking for a mid career Offensive Cyber Engineer. The ideal candidate will work as...
Posted just now
user avatar
Content Editor - MID
USGI
TS/SCI CI Polygraph
USGI is seeking a Content Editor to support the Viking Task Order seated in the National Capital Region. Responsibilities:Provides substantive review of analytic content, verifying factual information...
Posted just now
user avatar
Cloud Systems Administrator
BVG & COMPANY CONSULTING, LLC•Albuquerque, NM
TS/SCI 5+ yrs exp
Cloud Systems Administrator Position Description: Seeking an experienced Cloud Systems Administrator to join our team supporting the NEST Communication Program. Your efforts will provide hands-on o...
Posted just now
user avatar
Sr. Software Engineer - CI Poly
Bryn Neil•Broomfield, CO
TS/SCI CI Polygraph 10+ yrs exp
Bryn Neil is a technology development company. We develop, adapt and scale technical capabilities across any domain faster than anyone else, protecting our mission partners and ensuring program succe...
Posted 3 hours ago
user avatar
Web Developer - Hybrid
Bryn Neil•Colorado Springs, CO
TS/SCI 5+ yrs exp
Bryn Neil is a technology development company. We develop, adapt and scale technical capabilities across any domain faster than anyone else, protecting our mission partners and ensuring program succe...
Posted 3 hours ago
user avatar
Cluster Security Manager, U.S. Amazon Dedicated Cloud
Amazon•Culpeper, VA
TS/SCI Not Specified
DescriptionThe US ADC Cluster Security Manager leads all physical security, operational security, and information protection programs across an Amazon Dedicated Cloud (ADC) data center cluster. A clus...
Posted 4 hours ago
user avatar
Software Development Engineer, AWS Database Services
Amazon•Herndon, VA
TS/SCI Polygraph
DescriptionThis is an excellent opportunity to join Amazon's world class technical team in Herndon, VA, working with some of the best and brightest engineers and technical managers while also developi...
Posted 4 hours ago
user avatar
CI Poly Software Engineer
Insight Global, Inc.•Fort George G Meade, MD
TS/SCI CI Polygraph 2+ yrs exp
Required Skills & Experience TS/SCI with CI Poly Bachelors Degree Sec+ or CEH or CISSP (8140 compliance) - Experience developing secure applications in classified or regulated environments - Proficie...
Posted 4 hours ago
user avatar
Senior Data Protection Engineer, Classified Systems
Anduril Industries•Costa Mesa, CA
TS/SCI Polygraph
Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...
Posted 4 hours ago
user avatar
Senior Advanced Research Scientist
Anduril Industries•Broomfield, CO
TS/SCI Not Specified
Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...
Posted 4 hours ago
user avatar
Security Business Partner, Frontier Systems
Anduril Industries•Costa Mesa, CA
TS/SCI Not Specified
Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...
Posted 4 hours ago
user avatar
Resident Supplier Quality Engineer
Anduril Industries•Mountain View, CA
TS/SCI Not Specified
Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...
Posted 4 hours ago
user avatar
Naval C2 Systems & Networks Lead
PatchPlus Consulting Inc•Remote/Hybrid
TS/SCI 10+ yrs exp
Job Overview: PatchPlus requires SMEs to support efforts to identify and resolve all-domain naval fires and targeting (ADNF-T) capability gaps across the Department of the Navy (DoN). Our contractor t...
Posted 4 hours ago
user avatar
Naval Organization & Personnel Lead
PatchPlus Consulting Inc•Remote/Hybrid
TS/SCI 10+ yrs exp
Job Overview: PatchPlus requires SMEs to support efforts to identify and resolve all-domain naval fires and targeting (ADNF-T) capability gaps across the Department of the Navy (DoN). Our contractor t...
Posted 5 hours ago
user avatar
Support Generalist - Administrative Assistant
Dexian Signature Federal•Maclean, VA
TS/SCI 2+ yrs exp
SignatureFederal has multiple opportunities available for Support Generalists. Support Generalists (aka Administrative Assistant, Staff Support, Executive Staff Support) provide support expertise to c...
Posted 5 hours ago
P
Senior Software Engineer
PARALLAX ADVANCED RESEARCH CORPORATION•Beavercreek, OH
TS/SCI 10+ yrs exp
Remote Status: On-Site Senior Software Engineer Location: On-Site - Dayton At Parallax, we believe in advancing science and serving the public good—and we’re looking for team members who do too. If...
Posted 5 hours ago
P
Senior AI/ML & Cloud Native Software Engineer
PARALLAX ADVANCED RESEARCH CORPORATION•Beavercreek, OH
TS/SCI 5+ yrs exp
Remote Status: On-Site Senior AI/ML & Cloud Native Software Engineer Location: On-Site - Dayton REQUIRED: MUST BE A US CITIZEN and Active TS/SCI Clearance At Parallax, we believe in advancing scie...
Posted 5 hours ago
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