• Personnel Security Specialist - Mid

    Amentum (Washington, DC)
    …+ Conducts peer reviews as required. **Minimum Qualifications:** + Must have an Active Top Secret US Government Clearance. Note: US Citizenship is required to ... maintain a Top Secret Clearance. + Bachelor's Degree with...years' experience in the personnel security investigative or investigative analyst field. + Experience interpreting Governmental and commercial database… more
    Amentum (10/24/25)
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  • Program Operations Lead

    CACI International (Chantilly, VA)
    Program Operations Lead Job Category: Project and Program Management Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee ... website's desired appearance and functionalities and work closely with the business analyst and client during the requirements gathering and documentation process. +… more
    CACI International (10/28/25)
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  • Information Systems Security Officer (ISSO)

    Athenix Solutions Group, LLC (Annapolis Junction, MD)
    …support for a program , organization, system, or enclave's information assurance program Requirements **All openings require a TS /SCI with polygraph clearance ... Group is looking for multiple Information Systems Security Officers for a large program in the Annapolis Junction, MD area. The ISSO will be responsible for… more
    Athenix Solutions Group, LLC (11/07/25)
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  • Physicist - Senior

    SOS International LLC (Reston, VA)
    …with at least a portion of the experience within the last 2 years. + Active DoD Top Secret Clearance with SCI and must be able to obtain CI Poly. + Proficient ... relationships with stakeholders in the Nuclear, Chemical and Biological Defense Program (NCBDP) community. + Provide technical evaluation and recommendations for… more
    SOS International LLC (10/17/25)
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  • Security Infrastructure Engineer

    Leidos (Alexandria, VA)
    …methodology, and/or MITRE ATT&CK framework + Prior hands-on experience as a SOC analyst **About our Program :** Through the J6 Penetration Handling, Incident, ... all managed security equipment + Coordinate and comply with applicable change control boards and corresponding processes + Advise and strategize with government and… more
    Leidos (11/15/25)
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  • Change Manager

    E-volve Technology Systems, Inc. (Reston, VA)
    Customer Support Analyst Reston, VA 20190 Security Clearance Requirement: TS /SCI CI Poly Location Note: On-Site Support Required Position Description: E-volve ... plus. + Proficiency in change management methodologies. + Work with higher-level program managers to provide effective and efficient management of the contractor's… more
    E-volve Technology Systems, Inc. (08/28/25)
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  • CNO Developer / Engineer

    BigBear.ai (Columbia, MD)
    …and processes. This position will report to an on-site location in Maryland; an active TS -SCI clearance with Poly is required. What you will do + Program in ... the custome's software development procedures and processes. + Use software version control tools (eg, Subversion or CVS). + Debug software and troubleshoot issues.… more
    BigBear.ai (10/31/25)
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  • CNO Reverse Engineer

    BigBear.ai (Columbia, MD)
    …assigned projects. This position will report to an on-site location in Maryland; an active TS -SCI clearance with Poly is required. What you will do + Program in ... the customer's software development procedures and processes. + Use software version control tools (eg, Subversion or CVS). + Tackle challenges by debugging… more
    BigBear.ai (10/02/25)
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  • Senior Information System Security Officer (ISSO)

    Tyto Athene (Fairfax, VA)
    …Minimum of 5 years of relevant functional experience as an ISSO or Security Analyst . + PMP certification + Familiarity with program security responsibilities to ... handling of information assurance expertise for a large, complex IT infrastructure program in Washington DC. Systems are deployed using a public cloud service… more
    Tyto Athene (09/16/25)
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  • Test Engineer

    Nightwing (Sterling, VA)
    …and commercial markets. Job Title: Test Engineer Location: Sterling, VA Clearance: TS /SCI Poly **This position is CONTINGENT upon contract award** The Test Engineer ... software developers + Monitor bug resolution efforts and track successes and program performance to ensure efficient and problem-free operations + Participate in… more
    Nightwing (09/26/25)
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