Top Secret / SCI Clearance Jobs

Date Posted:2026-09-28Country:United States of America Location:US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requir...

Attention Cyber Warriors: Your Next Mission Awaits!Are you a battle-hardened Linux engineer looking for your next challenge? Ready to continue defending our nation's digital frontlines in the civilian...

Benefits: At Prescient Edge, we believe that acting with integrity and serving our employees is the key to everyone's success. To that end, we provide employees with a best-in-class benefits package t...

Benefits & Compensation:A competitive salary with performance bonus opportunities.Comprehensive healthcare benefits, including medical, vision, dental, and orthodontia coverage.A substantial retir...

Benefits & Compensation: At Prescient Edge, we believe that acting with integrity and serving our employees is the key to everyone's success. To that end, we provide employees with a best-in-class...

Sr. Counterterrorism Research Analysis Support (Targeting Analyst)Benefits & Compensation:At Prescient Edge, we believe that acting with integrity and serving our employees is the key to everyone'...

Job Family :Operational Effectiveness Consulting Travel Required :Up to 10% Clearance Required :Active Top Secret SCI with Polygraph What You Will Do: As a critical member of Guidehouse's leadership ...

Job Family :Operational Effectiveness Consulting Travel Required :Up to 10% Clearance Required :Active Top Secret SCI (TS/SCI) What You Will Do : As a User Support Specialist, you will lead software ...

How you will contribute to our National Security and Defense mission:MTSI is seeking a Cybersecurity Subject Matter Expert (SME) to support enterprise-level cybersecurity, compliance, and risk-managem...

The Senior Cyber SETA Lead / Technical Advisor serves as an authoritative, trusted technical advisor to Government Program Executive Officers (PEOs), Program Managers (PMs), and government leadership....

MTSI's Defense Services Division is seeking a Fleet Introduction Subject Matter Expert (SME) to support Navy customers in the integration and fielding of advanced over-the-horizon-targeting (OTHT) cap...

MTSI is seeking a Senior Acquisition PM at Wright-Patterson AFB, Ohio. The successful candidate will provide acquisition program management support for new and ongoing projects being executed by our c...

Job DescriptionCape Fox Facilities Services (CFFS) is seeking an experienced Site Security Manager to join our team. Responsibilities include: Draft Construction Security Plans in accordance with...

Your work days are brighter here.We’re obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing p...

Your work days are brighter here.We’re obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing p...

PLEX Solutions, LLC, Part of Markon, is looking for a Sr. Software Developer to support a customer in the Annapolis Junction, MD area.  In this role, you will lead complex software engineering ef...

Markon is seeking an experienced Information Systems Security Officer Level 1 to support the Fort Meade customer. This role will support information systems security operations, maintain compliance wi...

Markon is seeking an experienced Agile Coach and Subject Matter Expert for our client in Chantilly, VA.ResponsibilitiesProvide direction and management for a process or function including (but not lim...

Markon is seeking a detail-oriented Facilities Knowledge Management Specialist to support an Intelligence Community customer. This role will support facility project documentation, performance managem...

Job DetailsCryptography Subject Matter ExpertLocation: Laurel, MDPosted: 10/13/2026Job Description:We are seeking a highly experienced Cryptography Subject Matter Expert to join our team in Laurel, MD...