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 18,148

Top Secret / SCI Jobs requiring security clearance

Show:
Sort by:

IT System Administrator

New
General Dynamics Mission Systems
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Polygraph

Basic QualificationsBachelor's degree in a related specialized area or equivalent is required plus a minimum of 5 years of relevant experience; or Master's degree plus a minimum of 3 years of relevant...

user avatar

Modem Software Engineer

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

Basic QualificationsRequires a Bachelor's degree in Software Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 8+ years of job-related experience, or a Mas...

user avatar

Space Modeling & Simulation Systems Engineer

New
LMI
Apply today! Be one of the first candidates to apply for maximum exposure.
Remote/Hybrid(On/Off-Site)
Posted today
TS/SCI
Not Specified

OverviewLMI is seeking a skilled Space Modeling & Simulation Systems Engineer supporting our Colorado Springs, CO operations. This role supports space control customers with modeling, simulation, and ...

user avatar

Department Manager, Fleet Modernization

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

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

Senior IT System Administrator

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

Overview The Senior IT System Administrator is responsible for the day-to-day administration, maintenance, and security of the JWICS environment for US Army G2's Intelligence Division (AMIS-IN), Secu...

user avatar

Senior IT System Administrator

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

Overview The Senior IT System Administrator is responsible for the day-to-day administration, maintenance, and security of the JWICS environment for US Army G2's Intelligence Division (AMIS-IN), Secu...

user avatar

Team Manager

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

Overview The Team Manager provides comprehensive program management oversight for all contractor and subcontractor personnel supporting the task order for US Army G2's Intelligence Division (AMIS-IN)...

user avatar

Senior RMF Specialist/ISSO

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

Overview The Senior RMF Specialist/ISSO is responsible for guiding IT systems through the entire Risk Management Framework (RMF) lifecycle to achieve and maintain the Authority to Operate (ATO) for U...

user avatar

Business/financial Manager

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

Markon is seeking a Business/Financial Manager to serve as a Deployed Business Enterprise resource supporting budget execution, pricing, and financial analysis functions within the Intelligence Commun...

user avatar

Software Engineer

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

What Impact You'll Have GRVTY is a member of 100% of the winning teams for the largest technology program in the Intel Community. We've been supporting this customer on many different sub-projects...

user avatar

Software Engineer

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

What Impact You'll Have GRVTY is a member of 100% of the winning teams for the largest technology program in the Intel Community. We've been supporting this customer on many different sub-projects...

user avatar

Sr. Data Engineer II (6589)

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

As Sr. Data Engineer II, you'll work with a cross-functional team to help design and ingest data from different Object Management Systems that support mission operations for our classified customer We...

user avatar

Data Scientist - Senior

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

What Impact You'll Have: We are looking for a Senior Data Scientist, with experience processing and analyzing large datasets, who will use their technical knowledge, experience, and customer-centr...

user avatar

Cyber-Physical Systems Effects Engineer, Senior Principal

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

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

Cyber-Physical Systems Effects Engineer, Senior Principal

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

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

Cyber-Physical Systems Effects Engineer, Senior Principal

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

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

Cyber-Physical Systems Effects Engineer, Senior Principal

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

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

Target Analyst Reporter

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

What Impact You'll Have We are currently seeking a Target Analyst Reporter (TAR) to join our team and support critical national security missions in the Fort Meade area. What You'll be Owning ...

user avatar

Senior Test Systems Engineer

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

Job Description Strategic ACI is seeking a Senior-level Test Systems Engineers assist in leading Application, System and Integration Testing teams performing test and evaluation across the National Sy...

user avatar

Senior Modeling, Simulation and Analysis Engineer

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

Job Description Strategic ACI is seeking a Senior-level Modeling, Simulation and Analysis (MS&A) Engineers guide and conduct modeling, simulation and analysis activities in support of business stakeho...

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