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 15,875

Top Secret / SCI Jobs requiring security clearance

Show:
Sort by:

Systems Administrator / Engineer

New
Oak Grove Technologies LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
10+ yrs exp
TS/SCI
Not Specified

Oak Grove Technologies, LLC, a dynamic and fast-growing federal contractor, is seeking a highly skilled and motivated Systems Administrator / Engineer. The Systems Administrator / Engineer is responsi...

user avatar

Splunk Software Engineer (SF)

New
The Kenjya-Trusant Group
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
10+ yrs exp
TS/SCI
Polygraph

Position Summary: The Kenjya-Trusant Group is looking for a Splunk Software Engineer to support our Maryland Customer in the development and delivery of cross domain solutions. This position offers th...

user avatar

C++/Qt Backend Developer

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

Position: C++/Qt Backend DeveloperLocation: Fairfax, VAJob Id: 585# of Openings: ...

user avatar

Data Architect

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

Job Title: Data Architect Location: Chantilly, VA Clearance Required: TS/SCI with Full Scope Polygraph Company: Quantum Science Solutions (QSS) Rate: Open Position Overview Quantum Science Solu...

user avatar

Senior Software Engineer

New
Raft
Apply today! Be one of the first candidates to apply for maximum exposure.
Arlington, VA(On-Site/Office)
Rome, NY(On-Site/Office)
Tacoma, WA(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI
Not Specified

NewSenior Software Engineer Arlington, VA, Rome, NY, Tacoma, WAApplyThis is a U.S. based position. All of the programs we support require U.S. citizenship to be eligible for employment. All work must ...

user avatar

Systems Engineer

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

OverviewSystems Planning and Analysis, Inc. (SPA) delivers high-impact, technical solutions to complex national security issues. With over 50 years of business expertise and consistent growth, we are ...

user avatar

Tier 2 Systems Admin Support

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
Not Specified

Job Number 717386BR 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

PSR 2 102-088

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

Program Security Representative 2's primary function is to provide multi-discipline security support for one or more of the customer's Special Access Programs (SAPs). The position will provide "day-to...

user avatar

PSR 2 102-021

New
IC-CAP
Apply today! Be one of the first candidates to apply for maximum exposure.
Minot, ND(On-Site/Office)
Posted today
TS/SCI
Polygraph

Program Security Representative 2's primary function is to provide multi-discipline security support for one or more of the customer's Special Access Programs (SAPs). The position will provide "day-to...

user avatar

Net-Sys Admin 1 102-077

New
IC-CAP
Apply today! Be one of the first candidates to apply for maximum exposure.
Las Vegas, NV(On-Site/Office)
Posted today
TS/SCI
Polygraph

Network-System Administrator (Net-Sys Admin) 1 function will be to organize, install, and support government organization's computer systems, including local area networks (LANs), wide area networks (...

user avatar

ISSO 2 102-147

New
IC-CAP
Apply today! Be one of the first candidates to apply for maximum exposure.
Minot, ND(On-Site/Office)
Posted today
TS/SCI
CI Polygraph

Information System Security Officer (ISSO) 2 is responsible for ensuring the appropriate operational security posture is maintained for an information system and as such, works in close collaboration ...

user avatar

ISSE 2 102-163

New
IC-CAP
Apply today! Be one of the first candidates to apply for maximum exposure.
Macon, GA(On-Site/Office)
Posted today
TS/SCI
Polygraph

Information System Security Engineer (ISSE) 2 is primarily responsible for conducting information system security engineering activities with a focus on lifecycle of current systems and future require...

user avatar

Software 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
Not Specified

Job Number 715484BR 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 Engineer Sr Staff

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

Job Number 714087BR 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 Integrator Senior-Level 112-146

New
IC-CAP
Apply today! Be one of the first candidates to apply for maximum exposure.
WA(On-Site/Office)
Posted today
TS/SCI
Polygraph

Sr. Systems Integrators support the Government by leading and overseeing the integrity of the NSG/ASG systems-of-systems enterprise. They lead and oversee planning, implementation approaches, testing,...

user avatar

Mobility Administrator III

New
CommIT Enterprises, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Quantico, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

OverviewCommIT Enterprises, Inc. is seeking a Moblity Administrator III join the team in Quantico, VA. The successful candidate will have a strong background in Microsoft Exchange O365 and experience ...

user avatar

Program Manager

New
CommIT Enterprises, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Quantico, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

OverviewCommIT Enterprises, Inc. is seeking a Program Manager join the team in Quantico, VA. The Program Manager will provide management, direction, administration, quality assurance, and leadership f...

user avatar

Senior VMware Virtualization Engineer

New
CommIT Enterprises, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Quantico, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

OverviewCommIT Enterprises, Inc. is seeking a Senior VMware Virtualization Engineer to join the team in Quantico, VA. In this role, the ideal candidate will provide senior-level support for the client...

user avatar

Technical Surveillance Countermeasures Practitioner

New
MANTECH
Apply today! Be one of the first candidates to apply for maximum exposure.
Saint Louis, MO(On-Site/Office)
Posted today
TS/SCI
Not Specified

MANTECH seeks a motivated, career and customer-oriented Technical Surveillance Countermeasures (TSCM) Practitioner to join our team in St. Louis, MO.The Technical Surveillance Countermeasures (TSCM) P...

user avatar

Executive Director, Business Development and Capture

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

MANTECH seeks a highly motivated, career and customer-oriented Executive Director of Business Development and Capture to lead growth initiatives within the U.S. Intelligence Community. This positio...

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