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 18,378

Top Secret / SCI Jobs requiring security clearance

Show:
Sort by:

Systems Engineer

New
Shine Systems
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
5+ yrs exp
TS/SCI
CI Polygraph

SHINE Systems is hiring a Systems Engineer to support our customer in the Aerospace and Defense industry. As a Systems Engineer in this role: •Provide community management and help desk support for u...

user avatar

Research Psychologist

New
National Geospatial-Intelligence Agency
Apply today! Be one of the first candidates to apply for maximum exposure.
Springfield, VA(On-Site/Office)
Posted today
2+ yrs exp
TS/SCI
CI Polygraph

Research (Industrial Organizational) Psychologists at NGA support the work of the Human Capital Advanced Capabilities Office to equip NGA employees, supervisors, and leaders with strategic workforce p...

user avatar

Business Development Manager

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Remote/Hybrid
Not provided(Off-Site/Hybrid)
Posted today
TS/SCI
Not Specified

Zachary Piper Solutions is currently seeking a Business Development Manager to support a growing space systems company focused on federal contracts in a fully remote capacity (Seattle preferred; CO, D...

user avatar

System Administrator/Engineer

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis, MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Job Title: System Administrator Location: Annapolis Junction, MD or Fairfax, VA Company: Zachary Piper Solutions Duration: 4 years left on contract Clearance Required: TS/SCI w/ Full Scope Polygr...

user avatar

Sr. DevOps Engineer - TS/SCI

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

Zachary Piper Solutions is seeking a Sr. DevOps Engineer - TS/SCI for a mission-driven organization operating within the national security and advanced technology industry in the Reston, VA area. The ...

user avatar

Sr. Software Engineer - TS/SCI

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

Zachary Piper Solutions is seeking a Sr. Software Engineer - TS/SCI for a mission-focused technology organization supporting national security and advanced systems in the Reston, VA area. The Sr. Soft...

user avatar

TechOps Administrator I

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Redmond, WA(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Zachary Piper Solutions is seeking a TechOps Administrator I to support a Secure Operations Center (SOC) environment delivering 24x7x365 operational support for Azure core and Office 365 platforms. Th...

user avatar

Systems Engineer Principal

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

Zachary Piper Solutions is seeking a Systems Engineer Principal (VDI) to support a mission-critical federal program. The Systems Engineer Principal will play a key role in designing, implementing, and...

user avatar

TechOps Administrator I

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Atlanta, GA(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Zachary Piper Solutions is seeking a TechOps Administrator I to support a Secure Operations Center (SOC) environment delivering 24x7x365 operational support for Azure core and Office 365 platforms. Th...

user avatar

DevOps Engineer - TS/SCI Full Scope Poly

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Reston, VA(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Piper Companies is hiring a DevOps Engineer with a TS/SCI CI Polygraph for a large technical organization located in Reston, VA. The DevOps Engineer - TS/SCI Full Scope Poly will be designing, impleme...

user avatar

Audio Visual Engineer

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

Audiovisual (AV) Systems Engineer (Level 2 / Level 3 / Level 4)Location: Herndon, VAClearance Required: Active Top Secret U.S. Security Clearance (must be active within the past 24 months); ability to...

user avatar

Alternate Facility Security Officer (AFSO) - TS/SCI

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

Piper Companies is hiring a Alternate Facility Security Officer (AFSO) - TS/SCI for a small technology company located in Chantilly, VA. The Alternate Facility Security Officer (AFSO) - TS/SCI will ne...

user avatar

Systems Engineer Principal

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

*This position requires a TS/SCI clearance for consideration* Zachary Piper Solutions is currently seeking a Systems Engineer Principal to support a Department of Defense mission customer based in Ne...

user avatar

Software Developer Technical Leader

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

Piper Companies is seeking a Software Developer Technical Lead to support secure, cloud-native SaaS platforms for public sector and government customers. The Software Developer Technical Lead role par...

user avatar

DevOps Technical Leader

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

Piper Companies is seeking a DevOps Technical Lead to support secure, cloud-native SaaS platforms for public sector and government customers. The DevOps Technical Lead role partners with a government-...

user avatar

Security Operations Manager / MCAS Miramar, CA.

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

Job Number 725924BR Description:What We're Doing:Lockheed Martin's, Rotary & Mission Systems (LM RMS), Program Security and Compliance invites you to step up to one of today's most daunting challenge...

user avatar

Sr Staff Electro-Optical Engineer

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

Job Number 725708BR 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

Software Engineer Staff

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

Job Number 726582BR Description:WHO WE ARELockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future ...

user avatar

Software Engineer Sr

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

Job Number 726577BR Description:WHO WE ARELockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future ...

user avatar

Training Developer/Instructor Systems Engineer - TS/SCI

New
Lockheed Martin
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

Job Number 726099BR Description:Who We AreLockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future ...

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