• Exchange Engineer - Active TS / SCI

    ENS Solutions (Sterling, VA)
    …and preparation of system engineering management plans and system integration and test plans + Responsible for the technical integrity of work performed and ... with PowerShell + Experience with Active Directory Benefits Essential Network Security (ENS) Solutions, LLC is a service-disabled veteran owned, highly regarded… more
    ENS Solutions (10/16/25)
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  • Information System Security Officer…

    Parsons Corporation (Chantilly, VA)
    …Ability to coach and develop junior ISSO's ** Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required ... In this role you will develop, maintain, and implement information security standards, procedures, and guidelines for...strategic planning. **What Required Skills You'll Bring:** + **Active Top Secret / SCI with CI Polygraph.**… more
    Parsons Corporation (11/07/25)
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  • Senior Security Systems Engineer - SLBM

    Imagine One Technology & Management (Dahlgren, VA)
    …**Desired Education:** + Bachelor's degree desired ** Security Requirements:** + Active DoD Top Secret security clearance required 1. Two (2) of the ... compliance. + Plan, develop, execute and document results of security test procedures. + Lead the analysis...four (4) engineers require a TS SCI clearance Imagine One Technology &… more
    Imagine One Technology & Management (09/30/25)
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  • Manager Systems Engineering 1 (Active TS

    Northrop Grumman (Chantilly, VA)
    …1** + Candidate must be a US citizen per program requirements. + Clearance: Active Top Secret Clearance with SCI eligibility, and a willingness to both ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...solve problems in a fast-paced environment. + Clearance: Active TS / SCI with Polygraph, and willingness to maintain… more
    Northrop Grumman (12/02/25)
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  • Photonics Engineering Technician C - Chantilly…

    L3Harris (Chantilly, VA)
    …Degree with a minimum of 2 years of prior related experience. * Active Top Secret clearance with SCI eligibility and eligibility for Poly. ... sea and cyber domains in the interest of national security . Job Title: Photonics Engineering Technician C Job Code:...* Experience with optical microscopy and metrology * Active TS / SCI with Poly L3Harris Technologies is proud… more
    L3Harris (11/28/25)
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  • Cyber Security InfoSec Engineer

    Leidos (Chantilly, VA)
    …and maintaining documentation + Perform regular reviews, such as audits, and review security test results + Participate in or lead technical exchange meetings ... action items and results + Brief management on status Required Qualifications: + Active TS / SCI with Polygraph + Prior experience with programs of similar size… more
    Leidos (12/05/25)
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  • TS Sr ISSO

    Insight Global (Suffolk, VA)
    …personnel to support ASR, ATO, and cyber compliance activities. Responsibilities will include: Test and apply security controls based on security ... Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements Active TS with SCI eligibility Active IAT III 10+… more
    Insight Global (12/09/25)
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  • Security Control Assessor

    Chenega Corporation (Alexandria, VA)
    security test evaluations and audits. + Analyze and define security requirements for information protection for enterprise systems and networks. + Assist ... as assigned. **Qualifications** + Bachelor's Degree in Computer Science, Information Security , or a related field; a...8570/8140, is required + (CISM, CISSP, GSLC) + Active TS / SCI clearance **Knowledge, Skills, and Abilities:** +… more
    Chenega Corporation (11/26/25)
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  • Network Engineer - Senior

    Noblis (Chantilly, VA)
    …+ Active Top Secret ( TS ) clearance with eligibility for Sensitive Compartmented Information ( SCI ) and ability to obtain a Counterintelligence ... systems and communications solutions optimized for Top Secret / SCI environments. + Develop specialized security...deploying and maintaining network infrastructure within Top Secret facilities. + Design, deploy, test , certify,… more
    Noblis (12/05/25)
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  • Cyber Systems Engineer - level 3 or 4

    Northrop Grumman (Dulles, VA)
    …+ Requires an **active** Top - Secret / Sensitive Compartmented Information ( SCI ) clearance [ TS / SCI ] **at time of application** _[US ... small teams to complete systems engineering, assembly, integration, and test activities for security -critical components, such as...Top - Secret / Sensitive Compartmented Information ( SCI ) clearance [ TS / SCI more
    Northrop Grumman (12/02/25)
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