• Senior Research Specialist

    Xcelerate Solutions (Arlington, VA)
    …de-confliction and ensure alignment with organizational objectives. Requirements : + Clearance: Active Top Secret / SCI . + Bachelor's degree is required from ... Senior Research Specialist Xcelerate Solutions is currently...minds in the GovCon industry. Location: Arlington, VA Clearance: TS / SCI Clearance Responsibilities: + Lead strategic communication… more
    Xcelerate Solutions (11/15/25)
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  • Research Specialist - TS

    Xcelerate Solutions (Arlington, VA)
    …administrative support staff, and government personne l . Requirements : + Clearance: Active Top Secret / SCI . + Bachelor's degree is required from an ... Research Specialist Xcelerate Solutions is currently...minds in the GovCon industry. Location: Arlington, VA Clearance: TS / SCI Responsibilities: + Communicat e activities effectively… more
    Xcelerate Solutions (11/14/25)
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  • Research & Operations Specialist

    Nightwing (Sterling, VA)
    …intelligence community, defense, civil, and commercial markets. Nightwing seeks a full-time Research Operations Specialist (Senior) that has six years or more ... The work will be done as member of a search team in the Herndon, VA area. ** TS / SCI with Polygraph Required Day 1** The mission of the team is to run queries… more
    Nightwing (11/19/25)
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  • Senior IT Services & Operations Specialist

    National Reconnaissance Office (NRO) (Chantilly, VA)
    …GCIA, GCSA, GCLD, GICSP, CISSPISSAP, or CISSP-ISSEP Research & Development Specialist (661) + Education: BS degree in Information Technology, Cybersecurity, ... You must be able to obtain and maintain a TS / SCI security clearance + You will be...the following DoD 8140 Work Role(s): + Network Operations Specialist (441) + Information Systems Security Developer… more
    National Reconnaissance Office (NRO) (12/31/25)
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  • IT Services & Operations Specialist

    National Reconnaissance Office (NRO) (Chantilly, VA)
    …GDSA, CASP+, CCSP, Cloud+, CSSLP, or GSEC Research & Development Specialist (661) + Education: BS degree in Information Technology, Cybersecurity, Data ... You must be able to obtain and maintain a TS / SCI security clearance + You will be...the following DoD 8140 Work Roles: + Network Operations Specialist (441) + Information Systems Security Developer… more
    National Reconnaissance Office (NRO) (12/31/25)
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  • Systems Engineer - Platform - active TS

    V2X (Springfield, VA)
    …and professionalism. We are hiring for a Systems Engineer - Platform - active TS / SCI clearance for our Systems Engineering and Architecture Services (SEAS) Team ... (CSWF) position as defined for the IT (Cyberspace) discipline: Research & Development (R&D) Specialist (661) -...Clearance Requirements: This position will require an active DoD TS / SCI clearance and the ability to obtain… more
    V2X (12/12/25)
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  • Personnel Security Specialist VI…

    Xcelerate Solutions (Washington, DC)
    …Technical training / certification as an investigator and / or adjudicator is required + Current Top Secret ( TS ) security clearance and must be capable of ... Personnel Security Specialist (PSS ) Grade 6 - TS...talented and brightest minds in the GovCon industry. Clearance: Top Secret Location : Washington, DC/ Huntsville,… more
    Xcelerate Solutions (11/13/25)
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  • ServiceNow Architect ( TS / SCI )

    Intact Technology (Lorton, VA)
    research projects. + Provide hands-on development, when necessary REQUIRED QUALIFICATIONS: + TS / SCI clearance - must-have (no exceptions). + Minimum 8 -10 ... possess a CSA, CAD and a minimum of 2 Certified Implementation Specialist (CIS) certifications and 5 micro-certifications (or would acquire these certifications… more
    Intact Technology (10/25/25)
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  • Senior Sanctions & Financial Systems…

    Guidehouse (Washington, DC)
    **Job Family** **:** Management Consulting **Travel Required** **:** None **Clearance Required** **:** Active Top Secret SCI ( TS / SCI ) **What You Will ... You Will Need** **:** + An ACTIVE and MAINTAINED " TOP SECRET / SCI ( TS /...relevant experience. + Ability to work full-time in a Sensitive Compartmented Information Facility (SCIF)… more
    Guidehouse (11/22/25)
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  • Contract Specialist (Open Continuous)

    National Geospatial-Intelligence Agency (Springfield, VA)
    …for employment standards. - US Citizenship - Security Clearance - Top Secret / Sensitive Compartmented Information ( SCI ) - Polygraph & Drug Test - ... able to obtain and retain a Top Secret security clearance with access to SCI ....Counterintelligence Polygraph examination in order to maintain access to Top Secret information . All employees… more
    National Geospatial-Intelligence Agency (12/11/25)
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  • Counter Threat Finance Analyst (B28)

    Amentum (Chantilly, VA)
    …of the Intelligence Community, including Top Secret / Sensitive Compartmented Information ( TS / SCI ) **Requirements:** + High School Graduate ... interdiction recommendations for CD/CTOC/CT activities. This support may include research and analysis of AOR issues relevant to strategic...of specialized experience. + Must have a valid/ active Top Secret / SCI Government Security… more
    Amentum (12/18/25)
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  • Modeling & Simulation Engineer ( Specialist

    KBR (Reston, VA)
    …Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information ( SCI ) eligibility Desired: + Master ... Title: Modeling & Simulation Engineer ( Specialist ) Belong. Connect. Grow. with KBR! KBR's National...analysis (MS&A) of emerging concepts for the Defense Advanced Research Projects Agency (DARPA) using advanced MS&A techniques and… more
    KBR (10/24/25)
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  • Contracting Specialist II

    Chenega Corporation (Washington, DC)
    …with at least one (1) year of experience in a Special Access Program (SAP) or Sensitive Compartmented Information ( SCI ) environment within the past five ... Contracting Specialist II Washington, DC Join our Talent Network...License: Valid and active driver's license. + Clearance: Active TS / SCI clearance with eligibility for a Government… more
    Chenega Corporation (12/16/25)
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  • Building Operations Specialist

    Amentum (Mclean, VA)
    …This is an Emergency Essential Position. **Must be able to obtain and maintain a Top Secret / SCI US Government security. Note: US citizenship is required to ... **Amentum** is looking for a **Building Operations Specialist ** to join our team in **McLean, VA!**...obtain a Top Secret / SCI security clearance.** **Responsibilities**… more
    Amentum (12/17/25)
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  • Director for Contracting eBusiness

    Office of the Secretary of Defense (Falls Church, VA)
    …be able to obtain a Top Secret security clearance and access to Sensitive Compartmented Information ( TS / SCI ). Submit resume and all other ... systems. Manages a $50M budget encompassing both Operations and Maintenance and Research Development Test and Evaluation funding for operating costs for eBusiness… more
    Office of the Secretary of Defense (01/07/26)
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  • Sr. Litigation Paralegal Specialist

    Guidehouse (Washington, DC)
    …Family** **:** Investigation Consulting **Travel Required** **:** None **Clearance Required** **:** Active Top Secret ( TS ) **What You Will Do** **:** ... missions of Employment and Civil Litigation teams and perform research , locate responsive information , identify relevant laws,...You Will Need** **:** + An ACTIVE and MAINTAINED TOP SECRET federal security clearance and ability… more
    Guidehouse (10/24/25)
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  • Open Source Specialist

    Amentum (Washington, DC)
    …identify emerging trends or important developments + Excellent interpersonal skills + Active Top - Secret clearance with SCI US Government Clearance required. ... 7 continents. The Homeland Group is looking for multiple TS SCI -cleared, experienced Open Source Collectors to...Note: US Citizenship is required to maintain a Top - Secret Clearance + Ability to pass DHS… more
    Amentum (01/06/26)
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  • Principal Systems Engineer

    V2X (Springfield, VA)
    …VA location. The position is required to be onsite. The position requires an active Top Secret / SCI clearance and the ability to obtain and maintain a ... We are hiring a Principal Systems Engineer - active TS / SCI clearance to support our government customer...environment. + Shall meet the Cyber IT/Cybersecurity Workforce (CSWF) Research and Development Specialist (661); Advanced Level… more
    V2X (11/25/25)
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  • Risk Mitigation Specialist

    Amentum (Quantico, VA)
    …for access to classified information . Ability to maintain a Top Secret - SCI clearance.** **Responsibilities:** Prepare, implement, and oversee ... within the US + Working with teams and independently required. **Requirements:** + Active TS - SCI Clearance required + Desired Experience: At least 8 years of… more
    Amentum (12/19/25)
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  • Senior Proposal Specialist

    KBR (Chantilly, VA)
    …in the intelligence and national security communities. An active Top Secret security clearance is required. The Proposal Specialist will assist Proposal ... information tables for proposals. + May perform internal research and document capability or past performance. + May...working knowledge of Illustrator. Security Clearance Requirements: + Active Top Secret clearance (with SCI more
    KBR (01/01/26)
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