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 17,514 Jobs

Sort by:

Cyber Data Analyst

New
Kforce Federal Solutions
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI

Cyber Data Analyst (Senior-Level) Location: Hybrid (National Capital Region) Work Schedule: Hybrid model with on-site requirements (minimum 3 days/week; full-time onsite flexibility required) Overvie...

user avatar

Mid-Level DevOps Engineer

New
DeNOVO Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
5+ yrs exp
TS/SCI
CI Polygraph

Position: DevOps Engineer (Mid) Location: Aurora, CO or Chantilly, VA Clearance: TS/SCI with CI Polygraph Build and Automate Mission-Critical Cloud Infrastructure DeNOVO Solutions is seeking a Mid-...

user avatar

Data Visualization Developer/Data Scientist

New
Insight Global, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Fort George G Meade, MD(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI

Insight Global is actively hiring a TS/SCI Cleared Data Scientist to join our team supporting a newly awarded DoW Program at Fort Meade MD. In this role, you will join a team of mission-focused anal...

user avatar

Software Engineer [$214k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Remote/Hybrid
Annapolis Junction, MD(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph within the last 7 years to be considered. Summary: • Develop and test complex software systems, focusing on a...

user avatar

GEOINT Sr. History Program Specialist

New
System One Holdings, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Saint Louis, MO(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI

Job Title: GEOINT Sr. History Program Specialist Location: St. Louis, Missouri Type: Contract-to-Hire Contractor Work Model: On-site Hours: 40.0 Security Clearance: TS/SCI with ability to obtain poly ...

user avatar

Senior Network Engineer CCNP

New
System One Holdings, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Bolling Afb, DC(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI

Title: Senior Network Engineer CCNP Location: Bolling AFB, DC – On-site full-time Clearance: TS/SCI Certifications: Current Cisco Certified Network Professional (CCNP) Enterprise Certification, Secu...

user avatar

Cloud Solutions Architect

New
Gray Wolf Solutions
Apply today! Be one of the first candidates to apply for maximum exposure.
Chantilly, VA(On/Off-Site)
Posted today
TS/SCI
Full Scope Polygraph

GRAY WOLF SOLUTIONS RESUME & MATRIX DUE BY 7/2/2026 FOR CONSIDERATION ...

user avatar

TSSCI NOC Tech

New
Insight Global, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Pearl Harbor, HI(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI

Day-To-Day: A client of Insight Global is looking for a NOC Technician to sit fully onsite at Pearl Harbor, HI. This role is responsible for supporting day-to-day network operations within a missio...

user avatar

Operations Research Advisor

New
Advanced Concepts Enterprises
Apply today! Be one of the first candidates to apply for maximum exposure.
Arlington, VA(On/Off-Site)
Posted today
10+ yrs exp
TS/SCI

Operations Research Advisor *Top Secret w/SCI* We are seeking a highly experienced professional to serve as an Operations Research Advisor providing subject matter expertise on USAF and Joint Force ...

user avatar

Video Field Support Specialist (HT1) (Government)

New
AT&T Government Solutions
Apply today! Be one of the first candidates to apply for maximum exposure.
Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing an...

user avatar

IT Field Support Specialist (HT1) (Government)

New
AT&T Government Solutions
Apply today! Be one of the first candidates to apply for maximum exposure.
Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing an...

user avatar

Information System Security Officer (ISSO) Mid-Level (Government

New
AT&T Government Solutions
Apply today! Be one of the first candidates to apply for maximum exposure.
Chantilly, VA(On-Site/Office)
Posted today
TS/SCI
Polygraph

This position requires office presence of a minimum of 5 days per week and is only located at customer's site. No relocation is offered. AT&T Global Public Sector is a trusted provider of secure, IP...

user avatar

Sr. System Administrator

New
SMS Data Products Group, Inc
Apply today! Be one of the first candidates to apply for maximum exposure.
Fort Belvoir, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

SMS is seeking a Sr. System Administrator at Fort Belvoir, VA to support the DTRA I3TS Infrastructure Services team to maintain and optimize the Linux production environment. The candidate will be res...

user avatar

Senior Virtualization (VMWare) Administrator

New
SMS Data Products Group, Inc
Apply today! Be one of the first candidates to apply for maximum exposure.
Fort Belvoir, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

SMS is seeking an experienced and motivated Senior Virtualization (VMWare) Administrator to support the Defense Threat Reduction Agency (DTRA) on the Integrated Information Technology Support Services...

user avatar

Senior Virtualization/Storage Administrator

New
SMS Data Products Group, Inc
Apply today! Be one of the first candidates to apply for maximum exposure.
Fort Belvoir, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

SMS is seeking a Senior Systems Administrator to support enterprise backup, storage, and virtualization operations for a high-profile DoD program. This role will lead the design, implementation, and o...

user avatar

Activity Security Representative\tI

New
Targeted Solutions LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Albuquerque, NM(On-Site/Office)
Posted today
TS/SCI
Polygraph

LOCATION: Albuquerque, NMREQ: 26-J-1046The Activity Security Representative's primary function is to provide multi-disciplined security support to a customer's facility and organization. The position ...

user avatar

Integrated Air and Missile Defense (IAMD) Planner 1

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

Position Description & QualificationsAre you an Integrated Air and Missile Defense (IAMD) professional looking for an opportunity to make a difference every day? Serco is the place for you! Discover t...

user avatar

Senior Geospatial Data Engineer

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

Target Digital Network Analyst

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

Title: Target Digital Network Analyst Location: Linthicum, MD Salary Range: $190,000 - $210,000 *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the...

user avatar

Sr. Cybersecurity Analyst

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

Sr. Cybersecurity Analyst Reston, VA Active TS/SCI with poly As a Sr. Cybersecurity Analyst, your focus will be on Government System Authority to Operate (ATO) support. You will be responsible for gu...

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