• Lead Security Assessor

    Foxhole Technology, Inc (Alexandria, VA)
    **Overview** **Job Title: Lead Security Engineer - Reviewer** **Clearance: Top Secret with SCI eligibility** **Location: Alexandria, VA** **Start: Based on ... services and solutions that solve operational gaps, operate critical systems , and protect and secure the enterprise - across...world **.** We are seeking a mission-focused Lead Security Engineer to support a Department of War (DoW) cybersecurity… more
    Foxhole Technology, Inc (12/19/25)
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  • Information Technology Subject Matter Expert

    TekSynap (VA)
    …Architect - Associate + AWS Certified Solutions Architect - Professional **Clearance** + Top Secret - IT-I (Tier 5/SSBI) Critical Sensitive Clearance **Desired ... perception, and ability to adjust focus. **WORK AUTHORIZATION/SECURITY CLEARANCE** US Citizen Top Secret Clearance **OTHER DUTIES** Please note this job… more
    TekSynap (11/08/25)
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  • Cloud Support Engineer I (VA-1G)

    ASM Research, An Accenture Federal Services Company (Reston, VA)
    …the Live Site work stream and will require an understanding of core Windows Azure components and tools to diagnose issues. **Duties and Responsibilities** + Responds ... issues. + Leverage knowledge base to help troubleshoot, identify and resolve systems issues. + Update knowledge base troubleshooting guides and lessons learned as… more
    ASM Research, An Accenture Federal Services Company (01/04/26)
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  • SURTASS Operations & Maintenance (O&M) Technician…

    V2X (Reston, VA)
    …and operators on our other programs. A few of these programs include: + Fleet Systems Engineer Team (FSET) program located in key ports around the world, ... of Defense Secret level clearance is required. Top Secret clearance with SCI access is...including: + ISNS, CANES, ADNS, CENTRIXS, and/or SCI Navy systems (or equivalent type network). + Windows … more
    V2X (11/13/25)
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  • Information System Security Eng (ISSE) III

    Global Resource Solutions (Arlington, VA)
    …Level III within 6 months of the date of hire Security Requirements: + Current Top Secret Clearance with SCI Eligibility + Eligibility for access to Special ... and talented individual for the position of Information System Security Engineer III. Job Description: Summary: The Information System Security Engineer… more
    Global Resource Solutions (12/19/25)
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  • Technical Lead

    Nightwing (Sterling, VA)
    …one or more of the following platforms: Windows , macOS, Linux, mobile, or embedded systems . + Ability to reverse engineer (RE) code. + Proven ability to work ... high-quality, secure, and maintainable solutions across multiple platforms and operating systems . ** TS /SCI with Polygraph Required Day 1** Key Responsibilities… more
    Nightwing (12/29/25)
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  • System Administrator

    TekSynap (Arlington, VA)
    …**WORK AUTHORIZATION/SECURITY CLEARANCE** USCitizenship **Clearance requir** **eme** **nt** :Active ** Secret clearance** ( Top Secret /SAP preferred). **OTHER ... Engineer ** toadminister and sustain JPO's classified and unclassified systems , applying patches,monitoringuptime, and ensuring compliance in cloud-native environments.… more
    TekSynap (12/31/25)
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  • Information System Security Officer, Classified…

    Lockheed Martin (Herndon, VA)
    …with industry standard Information Assurance tools\. \- Technical familiarity with Windows or UNIX\-based operating systems , and their security requirements\. ... **Description:** **This position requires TS /SCI clearance with the ability to obtain a...polygraph\.** This position will perform duties as an Information Systems Security Officer at the Lockheed Martin Space facility… more
    Lockheed Martin (01/09/26)
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  • Information Systems Security Manager

    M. C. Dean (Vienna, VA)
    …of key information technology concepts, platforms, and technologies, including Microsoft Windows and/or Linux operating systems , and system virtualization ... life safety, automation and controls, audio visual, and IT systems . MC Dean is headquartered in Tysons, Virginia, and...Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and… more
    M. C. Dean (12/13/25)
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  • Digital Network Exploitation Analyst

    CACI International (Chantilly, VA)
    …Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type ... and penetration** **testing of the client's** **global network** **You will reverse engineer network layouts using data collected from the network itself to identify… more
    CACI International (10/29/25)
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