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 IT - Software Jobs

Top Secret/SCI IT - Software

Viewing 1 - 20 of 3,727

Top Secret / SCI IT - Software Jobs requiring security clearance

Show:
Sort by:

Border Patrol Agent - Entry Level

U.S. Customs and Border Protection
Apply today! Be one of the first candidates to apply for maximum exposure.
Montana City, MT(On-Site/Office)
Posted 4 months ago
DHS
Not Specified

Border Patrol Agent (BPA) GL-5/7 grade levels - New Hire Sign-On and Retention Incentives A MISSION WORTHY OF A CAREER! If you're looking for "just a job," then stop reading right now. But, if you're...

user avatar

Technical Account Manager, National Security - ES US-ADC

Amazon
Arlington, VA(On-Site/Office)
Posted 4 months ago
TS/SCI
Polygraph

DescriptionWould you like to join one of the fastest-growing organizations within Amazon Web Services (AWS) and help customers of all industries and sizes gain the best value and service from AWS?At A...

user avatar

Software Developer - UI/UX

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Polygraph

Zachary Piper Solutions is seeking a Senior UI/UX Software Developer to support a company focused on designing and delivering mission-critical systems for government customers. This position is HYBRID...

user avatar

Systems Engineer

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

What Impact You'll Have Join GRVTY's mission-focused team as a Systems Engineer, where you'll play a critical role in shaping and delivering mission systems for national security customers. You'll...

user avatar

Staff Software Engineer, Production Solutions

New
Anduril Industries
Apply today! Be one of the first candidates to apply for maximum exposure.
Seattle, WA(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

Mid ServiceNow ITSM Process Systems Engineer

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

USmax Corporation is seeking a dynamic and detail-oriented Mid ServiceNow ITSM Process Systems Engineer to lead an effort to review and update IT Service Management (ITSM) processes on the ServiceNo...

user avatar

Technical Fellow, Software Engineering (Clearance Required)

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

Sierra Space Careers: At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth.  Sierra Space team members share a spirit of innovation and col...

user avatar

Software Engineer

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

Swift is a privately held, mission-driven and employee-focused services and solutions company headquartered in Reston, VA. Our capabilities include Software Development, Engineering & IT, Data Science...

user avatar

Senior Software Engineer

New
Que Technology Group
Apply today! Be one of the first candidates to apply for maximum exposure.
Fort Meade, MD(On-Site/Office)
Posted yesterday
TS/SCI
Full Scope Polygraph

Que Technology Group, Inc., is seeking a motivated Senior Software Engineer to support the exciting Device Acquisition & Analytics mission. Developer will work closely with mission stakeholders to cap...

user avatar

Software Engineer - Level 3

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

Software Engineer - Level 3 Annapolis Junction, MD, US, 20701 FSP $100,000 - $190,000 Job Description The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g...

user avatar

Senior Systems Engineer

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

Amentum/Secure Networking Solutions is seeking a senior Network/Systems Engineer responsible for maintaining the design and integrity of program systems. The candidate will oversee the program's Wirel...

user avatar

Software Integration Engineer

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

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded researc...

user avatar

Software Engineer - Expert

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

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabi...

user avatar

IT Systems Engineering Manager

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

Job Title: IT Systems Engineering ManagerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of T...

user avatar

Staff Systems Engineer

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

Job Title: Staff Systems EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Ty...

user avatar

Senior Software Engineer (GEOINT Systems)

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

Senior Software Engineer (GEOINT Systems) Location: Gaithersburg, MD Clearance Required: TS/SCI with ability to obtain Polygraph Position Type: Full-Time Travel: None About Ennoble First Ennobl...

user avatar

Part-Time Software Developer

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

20260514-4304-0.5Active Top Secret Clearance with Poly Required (salary is commensurate with education and experience) Job Summary The organization conducts strategic research and development and requ...

user avatar

Systems Engineer, Senior

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

Job Title Systems Engineer, Senior Overview EverWatch is a government solutions company providing advanced defense, intelligence, and deployed support to our country's most critical missions. We are...

user avatar

Software Engineer

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

Riverside Overview Riverside Research is an independent National Security Nonprofit dedicated to research and development in the national interest. We provide high-end technical services, research an...

user avatar

Senior Principal Simulation Engineer

New
Data Machines
Apply today! Be one of the first candidates to apply for maximum exposure.
Reston, VA(On/Off-Site)
Posted yesterday
Mgr/Director
TS/SCI

Senior Principal Simulation Engineer Job# 1172- Location: Reston, VA Clearance Requirement: Top Secret with SCI Eligibility Job Description and Responsibilities: Data Machines seeks a Senior Principal...

user avatar

GIS Analyst, TS SCI, Python, onsite

New
Devine Consulting
Apply today! Be one of the first candidates to apply for maximum exposure.
Stennis Space Center, MS(On-Site/Office)
Posted yesterday
<2 yrs exp
TS/SCI

DeVine is a leading provider of Technical and Scientific solutions for Federal, State and commercial clients. Our company is looking for aGIS Analyst(Geographic Information System), withTop Secret/Se...

user avatar

Principal Simulation Engineer

New
Data Machines
Apply today! Be one of the first candidates to apply for maximum exposure.
Reston, VA(On-Site/Office)
Posted yesterday
10+ yrs exp
TS/SCI

Principal Simulation Engineer Job# 1171- Location: Reston, VA Clearance Requirement: Top Secret with SCI Eligibility Job Description and Responsibilities: Data Machines seeks an energetic Principal Si...

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