ClearanceJobs
  • Candidates
  • Employers
  • Hiring Companies
  • News & Career Advice
  • Login
  • Register now

IT - Software Jobs

IT - Software

Viewing 1 - 20 of 8,525

IT - Software Jobs requiring security clearance

Show:
Sort by:

Lead, Software Engineer (LMES)

New
L3Harris Technologies
Apply today! Be one of the first candidates to apply for maximum exposure.
Camden, NJ(On-Site/Office)
Posted today
Secret
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

Scientist, Systems Engineer

New
L3Harris Technologies
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

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

Specialist, Embedded Software Engineer

New
L3Harris Technologies
Apply today! Be one of the first candidates to apply for maximum exposure.
Londonderry, NH(On-Site/Office)
Posted today
Secret
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

Manager, Mechanical Engineering (Space Optical Systems

New
L3Harris Technologies
Apply today! Be one of the first candidates to apply for maximum exposure.
Fort Wayne, IN(On-Site/Office)
Posted today
Secret
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

Lead, Software Engineer

New
L3Harris Technologies
Apply today! Be one of the first candidates to apply for maximum exposure.
Greenville, TX(On-Site/Office)
Posted today
Secret
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

Specialist, Software Engineer

New
L3Harris Technologies
Apply today! Be one of the first candidates to apply for maximum exposure.
Greenville, TX(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

SE&I National Team Systems Engineer (Lead or Senior)

New
Boeing
Apply today! Be one of the first candidates to apply for maximum exposure.
Huntsville, AL(On-Site/Office)
Posted today
Secret
Not Specified

Job DescriptionAt Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with ...

user avatar

SE&I National Team Systems Engineer (Lead and Senior)

New
Boeing
Apply today! Be one of the first candidates to apply for maximum exposure.
Huntsville, AL(On-Site/Office)
Posted today
Secret
Not Specified

Job DescriptionAt Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with ...

user avatar

Hydraulic Systems Design & Analysis Engineer (Level 4)

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Philadelphia, PA(On-Site/Office)
Posted today
Secret
Not Specified

Zachary Piper Solutions is seeking Lead Engineers (Level 4) specializing in Landing Gear and Hydraulic Systems Design and Analysis to join our Air Vehicle Engineering team. In this role, you will supp...

user avatar

Senior Software Engineer

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

Zachary Piper Solutions is seeking a talented Senior Software Engineer to join our team in Springfield, VA. As a Senior Software Engineer, you will play a key role in supporting the Geospatial Intelli...

user avatar

Systems Engineer

New
Lockheed Martin
Apply today! Be one of the first candidates to apply for maximum exposure.
Cape Canaveral, FL(On-Site/Office)
Posted today
Top Secret
Not Specified

Job Number 715381BR Description:Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities...

user avatar

Principal Systems Engineer

New
RTX
Apply today! Be one of the first candidates to apply for maximum exposure.
Tucson, AZ(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-01-16Country:United States of AmericaLocation:US-AZ-TUCSON-9020 ~ 9020 S Rita Rd ~ BLDG 9020Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Ac...

user avatar

Software Engineer, Level 2

New
Lockheed Martin
Apply today! Be one of the first candidates to apply for maximum exposure.
King Of Prussia, PA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Number 711361BR Description:Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities...

user avatar

Systems Engineering Lead

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Orlando, FL(On-Site/Office)
Posted today
Top Secret
Not Specified

R-00173937Description The Digital Infrastructure Network Manager program within the Decision Advantage Business Area of Defense is looking for a cleared Systems Engineering Lead to support all aspects...

user avatar

Systems Engineering Lead

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Arlington, VA(On-Site/Office)
Posted today
Top Secret
Not Specified

R-00173937Description The Digital Infrastructure Network Manager program within the Decision Advantage Business Area of Defense is looking for a cleared Systems Engineering Lead to support all aspects...

user avatar

Systems Engineering Lead

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Dayton, OH(On-Site/Office)
Posted today
Top Secret
Not Specified

R-00173937Description The Digital Infrastructure Network Manager program within the Decision Advantage Business Area of Defense is looking for a cleared Systems Engineering Lead to support all aspects...

user avatar

2026 Full-time - Software Engineer I - Onsite (AZ)

New
RTX
Apply today! Be one of the first candidates to apply for maximum exposure.
Tucson, AZ(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-01-16Country:United States of AmericaLocation:US-AZ-TUCSON-802 ~ 1151 E Hermans Rd ~ BLDG 802Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

user avatar

Software Engineer - Systems/Signal Processing

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Huntsville, AL(On-Site/Office)
Posted today
Secret
Not Specified

R-00173922Description Leidos is seeking a talented Mid-Level Software Engineer to join our growing team. The ideal candidate is a strong C++ developer with a solid foundation in Linux-based sy...

user avatar

CPI2 Net Trainer

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Killeen, TX(On-Site/Office)
Posted today
Secret
Not Specified

R-00173939Description Join a team committed to a mission! At Leidos , we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ ...

user avatar

Senior Full Stack Developer

New
Scientific Research Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
North Charleston, SC(On-Site/Office)
Posted today
Secret
None

Description Designing, developing, and maintaining web applications Utilizing understanding of both front-end and back-end technologies Working collaboratively within a team FILLING THIS POSITION ...

user avatar
ClearanceJobs
  • About Us
  • Support
  • Browse Jobs
  • Security Clearance FAQs
  • AgileATS
  • FedWork
  • Blog
  • Privacy Policy
  • Terms of Service
  • My Privacy Rights
  • Pay My Bill
  • Contact Us
  • EULA
Download on the App StoreGet it on Google Play

© 2026 ClearanceJobs - All rights reserved. ClearanceJobs is a DHI service.