Top Secret / SCI Clearance Jobs

Job Number 731657BR Description:Priority consideration will be given to qualified candidates who are currently affiliated with the Enterprise Operations' Enterprise Business & Digital Transformation ...

Job Number 731655BR Description:Priority consideration will be given to qualified candidates who are currently affiliated with the Enterprise Operations' Enterprise Business & Digital Transformation ...

R-00188110Description Windows Systems Administrator Location: Pearl Harbor, HawaiiSecurity Clearance: Active TS/SCI RequiredLeidos is seeking a Windows Systems Administrator III to support mission cri...

R-00188098Description Network Engineer Location: Pearl Harbor, HawaiiSecurity Clearance: Active TS/SCI RequiredLeidos is seeking a Network Engineer to support forward deployed mission operations at th...

In a world of possibilities, pursue one with endless opportunities. Imagine Next! At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our ...

Systems EngineerReston, VA9/16/2025...

System Engineer 6San Antonio, TX7/15/2026...

Systems Engineer 3 (EDR)Linthicum Heights, MD7/15/2026...

Web Developer 1Location: Annapolis Junction, MDDate Posted: 7/15/2026Position Overview:We are seeking a skilled Web Developer 1 to join our team in Annapolis Junction, MD. This role involves designing...

Develop capabilities to shift from the current manual system security evaluation and authorization process to a new model that emphasizes automation, streamlined processes and approvals, continuous mo...

Mid-Level Geospatial Analyst Education and Experience Required: Minimum 5+ years of total relevant experience Bachelors and Masters STEM degree can count for up to an additional 5 years of experie...

Expert and Sr. Data Scientist Expert Data Scientist Education and Experience Required: Minimum 18 years of total relevant experience Bachelors and Masters STEM degree can count for up to an additi...

MANTECH seeks a highly technical and mission-focused Expert CNO Software Engineer to join our team in Hanover, MD.In this role, you will develop advanced CNO capabilities that directly support nationa...

MANTECH seeks a motivated, career and customer-oriented Information Technology/Assurance Specialist - I to join our team at Vandenberg Space Force Base in Lompoc, CA.This role supports Special Access ...

MANTECH seeks a motivated, career and customer-oriented SCI Security Specialist I to join our team in El Segundo, CA.This role supports the local Special Security Office (SSO) in managing day-to-day C...

MANTECH seeks a motivated, career and customer-oriented Activity Security Representative II to join our team in Colorado Springs, CO.This role supports the customer's facility and organization by prov...

MANTECH seeks a motivated, career and customer-oriented Senior Systems Analyst to join our team in Arlington, VA. The position is onsite.Responsibilities include but are not limited to:Providing Tier ...

Join a dynamic team of motivated individuals with deep collective experience throughout digital forensics, incident response, investigation, operations, and academic research. We seek individuals with...

Join a dynamic team of motivated individuals with deep collective experience throughout digital forensics, incident response, investigation, operations, and academic research.We seek individuals with ...

Join a dynamic team of motivated individuals with deep collective experience throughout digital forensics, incident response, investigation, operations, and academic research. We seek individuals with...