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

Top Secret / SCI Clearance Jobs

Top Secret/SCI

Viewing 1 - 20 of 16,035

Top Secret / SCI Jobs requiring security clearance

Show:
Sort by:

Target Analyst Reporter (TAR)

New
HII Mission Technologies
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted yesterday
TS/SCI
Polygraph

Requisition Number: 26520 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $75,000.00 - $160,000.00 Security Clearance: TS/SCI with Poly Level of Experi...

user avatar

Deputy Program Manager

New
HII Mission Technologies
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted yesterday
TS/SCI
Polygraph

Requisition Number: 28705 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $145,317.00 - $205,000.00 Security Clearance: TS/SCI with Poly Level of Exper...

user avatar

Senior Cyber Operations, Site Lead

New
HII Mission Technologies
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted yesterday
TS/SCI
Polygraph

Requisition Number: 28708 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $110,000.00 - $185,000.00 Security Clearance: TS/SCI with Poly Level of Exper...

user avatar

Principal Linux Systems Administrator

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

R-00184066Description Leidos has a new and exciting opportunity for a Principal Linux Systems Administrator in our Intelligence Sector, Cyber & Analytics Business Area (CABA). Our talented team is...

user avatar

Principal Linux Systems Administrator

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

R-00184063Description Leidos has a new and exciting opportunity for a Principal Linux Systems Administrator in our Intelligence Sector, Cyber & Analytics Business Area (CABA). Our talented team is...

user avatar

DevOps Engineer

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted yesterday
TS/SCI
Polygraph

R-00184060Description Leidos has a new and exciting opportunity for a DevOps Engineer in our Intelligence Sector's Cyber & Analytics Business Area (CABA).  Our talented team is at the for...

user avatar

DevOps Engineer

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted yesterday
TS/SCI
Polygraph

R-00184057Description Leidos has a new and exciting opportunity for a DevOps Engineer in our Intelligence Sector's Cyber & Analytics Business Area (CABA).  Our talented team is at the for...

user avatar

Watch Officer

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Sacramento, CA(On-Site/Office)
Posted yesterday
TS/SCI
Polygraph

R-00183848Description We are seeking a highly organized and detail-oriented Watch Officer who is responsible for executing procedures and processes that ensure the physical protection of personne...

user avatar

Python Developer

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Reston, VA(On-Site/Office)
Posted yesterday
TS/SCI
Polygraph

R-00183807Description Python Developer Who We Are: Kudu Dynamics is Leidos Owned Company, forged out of a decade of experience in computer network operations and staffed with talent who have built, ...

user avatar

Information System Security Officer (ISSO)

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Warner Robins, GA(On-Site/Office)
Posted yesterday
TS/SCI
Not Specified

R-00183010Description Are you ready to take your career to the next level?Leidos is on the lookout for a passionate and mission‑driven Information System Security Officer (ISSO) to join our team...

user avatar

Applied Geospatial ML Engineer

New
Vantor
Apply today! Be one of the first candidates to apply for maximum exposure.
Herndon, VA(On-Site/Office)
Posted yesterday
TS/SCI
CI Polygraph

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, ch...

user avatar

Platform Engineer

New
Radiance Technologies
Apply today! Be one of the first candidates to apply for maximum exposure.
OH(On-Site/Office)
Posted yesterday
TS/SCI
Not Specified

Radiance Technologies is an employee-owned company with benefits that are unmatched by most companies in the Dayton OH area. Employee ownership, generous 401K, full health/dental/life/vision insurance...

user avatar

Test Engineering Technician

New
SOSi
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted yesterday
TS/SCI
Polygraph

Company DescriptionFounded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions,...

user avatar

Enterprise Service Desk Specialist

New
SOSi
Apply today! Be one of the first candidates to apply for maximum exposure.
Camp Hm Smith, HI(On-Site/Office)
Posted yesterday
TS/SCI
Not Specified

Company DescriptionFounded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions,...

user avatar

Net-Sys Admin 3 102-166

New
IC-CAP
Apply today! Be one of the first candidates to apply for maximum exposure.
Alexandria, VA(On-Site/Office)
Posted yesterday
TS/SCI
CI Polygraph

Network System Administrator 3 primary function will be to organize, install, and support government organization's computer systems, including local area networks (LANs), wide area networks (WANs), n...

user avatar

Lead Cyber Operations Engineer

New
MITRE Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted yesterday
TS/SCI
Polygraph

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're com...

user avatar

Acquisition Management Analyst

New
Noblis
Apply today! Be one of the first candidates to apply for maximum exposure.
Bethesda, MD(On-Site/Office)
Posted yesterday
TS/SCI
Polygraph

ResponsibilitiesNoblis is seeking experienced an Acquisition Management Analyst to work within a dynamic mission-oriented environment in Bethesda, Maryland. Responsibilities Include: Planning, coord...

user avatar

Enterprise Systems Engineer - Enterprise Architecture

New
Noblis
Apply today! Be one of the first candidates to apply for maximum exposure.
Bethesda, MD(On-Site/Office)
Posted yesterday
TS/SCI
CI Polygraph

ResponsibilitiesNoblis is seeking an experienced Enterprise Systems Engineer to work in dynamic mission-oriented environment within Bethesda, Maryland. A successful candidate will be responsible for d...

user avatar

Associate Machine Learning Engineer - Secure AI Lab

New
Software Engineering Institute
Apply today! Be one of the first candidates to apply for maximum exposure.
Pittsburgh, PA(On-Site/Office)
Posted yesterday
TS/SCI
Not Specified

At the SEI AI Division, we conduct research in applied artificial intelligence and the engineering questions related to the practical design and implementation of AI technologies and systems. We curre...

user avatar

AI Security Researcher

New
Software Engineering Institute
Apply today! Be one of the first candidates to apply for maximum exposure.
Pittsburgh, PA(On-Site/Office)
Posted yesterday
TS/SCI
Not Specified

Are you a cybersecurity and/or AI researcher who enjoys a challenge? Are you excited about pioneering new research areas that will impact academia, industry, and national security? If so, we want you ...

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