Security Clearance Jobs in Ft Leavenworth, KS

Date Posted:2026-08-28Country:United States of America Location:US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord Position Role Type:Onsite U.S. Citizen, U.S. Person, o...

Clearance Required: Active TS/SCI with the ability to obtain & maintain a Polygraph Location: Herndon, VA | On-Site Full-Time Contract: Long-term federal GEOINT program — work assured through at least...

Position Description & QualificationsSerco is seeking a Senior Principal Military Trainer - Operational Environment (OE) Exercise Planner with a focus on Joint Fires and Adjudication, to support the J...

Basic QualificationsBachelor's degree in a related specialized area or field or equivalent is required plus a minimum of 5 years of relevant experience; or Master's degree plus a minimum of 3 years of...

Job Number 11151 Standard Job Description Designs, develops, implements, verifies and tests algorithms to perform guidance, navigation and control of aircraft, spacecraft, launch vehicles and upper s...

Job Number 11150 Standard Job Description Designs, develops, implements, verifies and tests algorithms to perform guidance, navigation and control of aircraft, spacecraft, launch vehicles and upper s...

Job Number 4851 Standard Job Description Job Description Lockheed Martin Missiles and Fire control in Orlando, FL is seeking a mid-career Circuit Design Engineer who will be supporting hardware and ...

Job Number 11149 Standard Job Description Designs, develops, implements, verifies and tests algorithms to perform guidance, navigation and control of aircraft, spacecraft, launch vehicles and upper s...

R-00192053Description More About the Role:Leidos is seeking an Active Directory/Exchange Specialist Mid to support efforts for the NMCI/SMIT program to perform network engineering support for a broad ...

R-00191854Description Leidos is seeking a Scrum Master to directly support the Chief Engineer and Agile Coach across technical execution, multi-cloud operations, and DevSecOps innovation for future ...

R-00192026Description Your greatest work is ahead!Leidos’ Defense Sector – Directed Energy Division in Albuquerque, NM is seeking a Senior Program Manager to join our team of talented scie...

R-00192117Description Leidos is actively seeking an experienced Test and Quality Assurance Engineer to provide support for a position in our Gaithersburg, MD location with an opportunity to telework p...

R-00186836Description Looking for an opportunity to make an impact?At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers&...

R-00192125Description The Leidos National Airspace Systems Integration Support (NISC) Program is looking for a Training Instructor to support the Federal Aviation Administration's (FAA) Office of ...

R-00192068Description Leidos has an opening for a Quality Assurance Engineer Lead to support the U.S. Army C5ISR Center, Defensive Cyber Solutions Branch (DCSB) Cerberus Defensive Cyber Operations (DC...

R-00192129Description Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Secto...

R-00192130Description Leidos has a new and exciting opportunity for a Financial Services Budget Formulation & Execution Analyst in our Analysis Solutions Business Area (ASBA).  Our talented t...

R-00192124Description Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Group...

R-00192127Description Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Secto...

R-00192097Description Network Engineer Location: Pearl Harbor, HawaiiSecurity Clearance: Active TS/SCI RequiredLeidos is seeking a Network Engineer to support forward deployed mission operations at th...