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

IT - Software Jobs

IT - Software

Viewing 1 - 20 of 11,257

IT - Software Jobs requiring security clearance

Show:
Sort by:

Systems Engineer

New
22nd Century Technologies, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted yesterday
Secret
Not Specified

Job Title: Systems Engineer Client: National Defense University (NDU) Location: Washington, DC (1 day remote a week) Certification: CompTIA Security+ CE & Computing Environment Certification C...

user avatar

Software Engineer, Level 3

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

Who are we?Independent Software is a consulting, product, and solutions firm dedicated to the practical application of software and system engineering technologies to solve complex problems.We bring t...

user avatar

Software Engineer, Level 3

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

Who are we?Independent Software is a consulting, product, and solutions firm dedicated to the practical application of software and system engineering technologies to solve complex problems.We bring t...

user avatar

Software Engineer (TS/SCI with Poly Required)

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

Job Category: Software EngineeringRequisition Number: SOFTW002151Posting DetailsPosted: June 4, 2026Full-TimeOn-siteSalary Range: $164,382.40 USD to $274,518.40 USDJob DetailsDescriptionGCI embodies e...

user avatar

Software Developer SME (Systems Software) (TS/SCI with Poly Req

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

Job Category: Software EngineeringRequisition Number: SOFTW002144Posting DetailsPosted: June 4, 2026Full-TimeOn-siteSalary Range: $164,382.40 USD to $274,518.40 USDJob DetailsDescriptionGCI embodies e...

user avatar

Software Developer SME (Systems Software) (TS/SCI with Poly Req

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

Job Category: Software EngineeringRequisition Number: SOFTW002142Posting DetailsDescriptionGCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique...

user avatar

Systems Engineer SME (TS/SCI with Poly Required)

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

Job Category: IT Infrastructure and OperationsRequisition Number: SYSTE002149Posting DetailsPosted: June 4, 2026Full-TimeOn-siteSalary Range: $164,382.40 USD to $274,518.40 USDJob DetailsDescriptionGC...

user avatar

Cleared AWS Full Stack Developer *

New
VSO
Apply today! Be one of the first candidates to apply for maximum exposure.
Remote/Hybrid
United States(On-Site/Office)
Posted yesterday
10+ yrs exp
Secret
Not Specified

Are you looking to advance your IT career in being an AWS Full Stack Developer? Let's chat and see if we are a good match!Opportunity:VSO is seeking a Full Stack Developer who can contribute to the fu...

user avatar

Software Developer (Systems Software)

New
Ardent Principles
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted yesterday
5+ yrs exp
TS/SCI
Full Scope Polygraph

Careers at Software Developer (Systems Software) REQUIRED: Active TS/SCI with Full Scope PolygraphLOCATION: Full-time onsite in McLean, VAWe are seeking a driven, hands‑on S...

user avatar

Business Development Coordinator

New
BridgePhase
Apply today! Be one of the first candidates to apply for maximum exposure.
Remote/Hybrid
Tysons Corner, VA(On-Site/Office)
Posted yesterday
5+ yrs exp
Secret
Not Specified

BridgePhase is a mission-focused technology company that designs, builds, secures, and operates modern digital solutions that drive national security, government efficiency, and mission success across...

user avatar

Senior .NET Developer

New
Evolver
Apply today! Be one of the first candidates to apply for maximum exposure.
Washington, DC(On-Site/Office)
Posted yesterday
10+ yrs exp
Secret
Not Specified

Evolver is a cybersecurity and digital transformation company supporting national defense, federal civilian agencies, and Fortune 500 organizations. We help customers secure critical systems, moderniz...

user avatar

Software Developer, Mid (Secret Clearance)

New
Praescient Analytics
Apply today! Be one of the first candidates to apply for maximum exposure.
Hanover, MD(On-Site/Office)
Posted yesterday
5+ yrs exp
Secret
Not Specified

Location: Hanover, MD (onsite)Clearance: Secret Required (Top Secret Preferred)Employment Type: Full-TimeUS Citizenship is Required.Position OverviewPraescient Analytics is seeking a talented and driv...

user avatar

M&S System Engineer

New
Booz Allen Hamilton
Apply today! Be one of the first candidates to apply for maximum exposure.
Washington, DC(On-Site/Office)
Posted yesterday
Secret
Not Specified

Job Number: R0239351M&S System Engineer The Opportunity :Are you ready to create an unforgettable immersive experience ? As an immersive designer, you know how to bridge the gap between art and engine...

user avatar

Full-Stack Software Engineer (Multiple Levels)

New
Visionist, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Columbia, MD(On-Site/Office)
Posted yesterday
5+ yrs exp
TS/SCI
Polygraph

Active Top Secret (TS/SCI) clearance with polygraph is required. Visionist has an exciting new opportunity for a Full-Stack Software Engineer on our PRIME contract. You will be joining an ex...

user avatar

Software Engineer

New
BryceTech
Apply today! Be one of the first candidates to apply for maximum exposure.
Alexandria, VA(On-Site/Office)
Posted yesterday
5+ yrs exp
Secret
Not Specified

Company Description:BryceTech is a trusted leader in complex technology domains, delivering data-driven solutions in aerospace, biosecurity, and defense. We specialize in systems engineering, advanced...

user avatar

Mid- Level ServiceNow Developer (REMOTE)

New
Koniag Government Services
Apply today! Be one of the first candidates to apply for maximum exposure.
Washington, DC(On-Site/Office)
Posted yesterday
Public Trust
Not Specified

Koniag Management Solutions, LLC a Koniag Government Services company, is seeking a Mid- Level ServiceNow Developer to support KMS and our government customer. The position is remote. This position re...

user avatar

Software Engineer I

New
ASSURED INFORMATION SECURITY INC
Apply today! Be one of the first candidates to apply for maximum exposure.
Remote/Hybrid
Rome, NY(On-Site/Office)
Catonsville, MD(On-Site/Office)
Posted yesterday
<2 yrs exp
Top Secret
Not Specified

Assured Information Security (AIS) is seeking a Software Engineer I with a focus on Computer Network Operations (CNO) to join our Agile Cyber Solutions (ACS) team. In this role, you will engineer and ...

user avatar

Software Engineer

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

Annapolis JunctionApplyAdventure Technology Servicesis a small IT contractor headquartered in Columbia, MD that provides high level solutions to Federal Government customers and are always looking for...

user avatar

Senior Systems Engineer

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

Annapolis JunctionApplyAdventure Technology Services is a Maryland-based small business specializing in computer systems administration, engineering, and development. We approach our professional rela...

user avatar

Space Systems and Orbit Determination Operations 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
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