Security Clearance Jobs in Stennis Space Center, MS

Date Posted:2026-09-16Country:United States of America Location:US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Lead software engineering teams to extract value from structured and unstructure...

R-00193322Description At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contrib...

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...

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...

R-00195759Description Are you ready to support one of the Department of War's (DoW) most critical high-performance computing environments?Leidos is seeking an experienced Senior Linux Systems Admi...

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...

R-00195461Description The NASA IT portfolio within the Digital sector at Leidos currently has an opening for a Red Hat Enterprise Linux (RHEL) Endpoint Administrator.  This is a telework position...

Duties You will provide advisory support to all levels of executive leadership, management and staff regarding the complexities of technically sound and innovative Labor and Employee Relations solut...

Duties You will develop and maintain Shore Facilities Planning Documents identifying Basic Facility Requirements (BFR) and assets of NAVOCEANO and other Meteorology and Oceanography (JMETOC) Command...

R-00195304Description The Leidos Digital Sector has a continuing requirement for Homeland Enterprise Information Technology Secure Services and Support (HEITS) for the continued operations, maintenanc...

R-00195302Description The Leidos Digital Sector has a continuing requirement for Homeland Enterprise Information Technology Secure Services and Support (HEITS) for the continued operations, maintenanc...

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...

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...

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

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...

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...

HPC Systems Administrator (TS/SCI) ACTIVE TS/SCI REQUIRED COMPTIA SECURITY+ REQUIRED COMPTIA LINUX+ REQUIRED HPC ADMINISTRATION EXPERIENCE REQUIRED 100% ONSITE – STENNIS SPACE CENTER, MS Locatio...

Job Description Everforth ECS is seeking a Scientific Applications Programmer to work in Stennis, MS. May entertain remote work as well if not in MS. This is an entry level position for a Scientific...

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...