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 15,899

Top Secret / SCI Jobs requiring security clearance

Show:
Sort by:

Facility Operations Center Engineer, ADC InfraOps FOC

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

DescriptionApplication deadline: Apr 24, 2026At Amazon, we're working to be the most customer-centric company on Earth! Amazon is a place where builders can build. We hire the world's brightest minds ...

user avatar

Combat Dive / SOF Carry-on Hardware Program Support Specialist t

New
SkyBridge Tactical
Apply today! Be one of the first candidates to apply for maximum exposure.
Joint Base Pearl Hbr Hickam, HI(On/Off-Site)
Posted today
2+ yrs exp
TS/SCI

SkyBridge Tactical is a Prime Contractor for MSOFS and a Service Disabled Veteran Owned Small Business (SDVOSB) headquartered in Tampa, FL, founded in 2008 to support our customers’ global security, o...

user avatar

Database Engineer

New
MKS2
Apply today! Be one of the first candidates to apply for maximum exposure.
Buckley Afb, CO(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
CI Polygraph

Role: Principal Database Administrator Location: Aurora, CO (Buckley AFB – Onsite) Clearance: TS/SCI w/ Poly Overview We are seeking a Principal Database Administrator to support high-priority infras...

user avatar

CSSP Trainer

New
TEKsystems c/o Allegis Group
Apply today! Be one of the first candidates to apply for maximum exposure.
Fort George G Meade, MD(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI

TS/SCI REQUIRED The CSSP Trainer shall provide training support for the Battle Captains and Watch personnel for CSSP Cert training work in SCIF. The CSSP Trainer will be centrally managed by DISA J-7...

user avatar

Embedded CI Program Lead

New
Anduril Industries
Apply today! Be one of the first candidates to apply for maximum exposure.
Reston, VA(On-Site/Office)
Posted today
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...

user avatar

Site Information System Security Officer (ISSO)

New
KBR
Apply today! Be one of the first candidates to apply for maximum exposure.
Colorado Springs, CO(On-Site/Office)
Posted today
TS/SCI
Not Specified

Title:Site Information System Security Officer (ISSO)KBR is seeking a highly detail-oriented Site Information System Security Officer (ISSO) to support secure facility operations, system accountabilit...

user avatar

Systems Engineer

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

Title:Systems EngineerJob Posting DescriptionBelong. Connect. Grow. with KBR!KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in ...

user avatar

Program Director

New
Unissant, Inc.
Washington, DC(On-Site/Office)
Posted today
Mgr/Director
TS/SCI

Unissant, Inc. delivers innovative capabilities to the agencies that keep our nation healthy and safe. We apply our domain expertise, data acumen, and technology know-how to achieve breakthrough resul...

user avatar

AI / ML Engineer

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

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purp...

user avatar

AI / ML Engineer

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

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purp...

user avatar

Counterintelligence Analyst

New
Deck Prism LLC
Washington, DC(On/Off-Site)
Posted today
5+ yrs exp
TS/SCI

Qualified Candidates should have Due Diligence/SCRM experience Experience: Individual must have a minimum of five (5) years of experience in intelligence analysis which may be a combination of priva...

D

Sr. Systems Development Engineer , Secure Connection Services (S

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

DescriptionAWS Secure Connection Services (SC) is seeking a seasoned Senior Systems Development Engineer to join our team building next-generation infrastructure solutions for Amazon Dedicated Cloud (...

user avatar

Software Development Engineer II, AWS Ground Station, AWS Aerosp

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

DescriptionApplication deadline: Apr 27, 2026Are you ready to build a new AWS service that will have a historic impact to own and operate a service that connects satellites to the cloud? If so, Amazon...

user avatar

Lead, Security Research Engineer

New
L3Harris Technologies
Apply today! Be one of the first candidates to apply for maximum exposure.
Melbourne, FL(On-Site/Office)
Posted today
TS/SCI
Not Specified

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

user avatar

Cyber Software Engineer

New
Northrop Grumman
Apply today! Be one of the first candidates to apply for maximum exposure.
Chantilly, VA(On-Site/Office)
Posted today
TS/SCI
None

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: NoCLEARANCE TYPE: NoneTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredib...

user avatar

Specialist, Systems Engineer

New
L3Harris Technologies
Apply today! Be one of the first candidates to apply for maximum exposure.
Chantilly, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

user avatar

Database Engineer

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

Description & Requirements Maximus is a trusted federal partner supporting mission-critical programs across national security, defense, and public service delivery. Recent contract awa...

user avatar

Systems Engineer 4 - Technical Deputy Program Manager

New
Northrop Grumman
Apply today! Be one of the first candidates to apply for maximum exposure.
Aurora, CO(On-Site/Office)
Posted today
TS/SCI
Not Specified

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SCITRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredib...

user avatar

Systems Software Integration Engineer - Level 5

New
Northrop Grumman
Apply today! Be one of the first candidates to apply for maximum exposure.
Aurora, CO(On-Site/Office)
Posted today
TS/SCI
CI Polygraph

RELOCATION ASSISTANCE: No relocation assistance availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SCITRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible o...

user avatar

Systems Engineer 5 - Technical Deputy Program Manager

New
Northrop Grumman
Apply today! Be one of the first candidates to apply for maximum exposure.
Aurora, CO(On-Site/Office)
Posted today
TS/SCI
Not Specified

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SCITRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredib...

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