• Cloud Administrator (Top-Secret clearance )

    Tetrad Digital Integrity LLC (Ashburn, VA)
    …or PowerShell. QUALIFICATIONS: + Bachelor's degree in computer science, Engineering, Software Development, Information Technology, Cyber Security , or related ... a large, Federal agency in protection of our various borders. A top-secret clearance with SCI eligibility will be required for this role. RESPONSIBILITIES: +… more
    Tetrad Digital Integrity LLC (11/09/25)
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  • Lead Security Engineer

    Foxhole Technology, Inc (Alexandria, VA)
    **Overview** **Job Title: Lead Security Engineer ** ** Clearance : Top Secret w/SCI eligibility** **Location: Alexandria, VA** **Start: Based on Contract ... the world **.** We are seeking a mission-focused Lead Security Engineer to support a Department of... assessments for all IT systems, to include hardware, software , websites and other IT technologies + Experience with… more
    Foxhole Technology, Inc (12/19/25)
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  • Senior Information System Security…

    ManTech (Chantilly, VA)
    **MANTECH** seek a motivated, career and customer-oriented **Senior Information System Security Engineer ** to join our team in **Washington, DC, Quantico, ... Security Professional (CISSP) (or Associate), CompTIA Advanced Security Practitioner (CASP) CE, Certified Secure Software ...a US citizen and have a current/active Top Secret security clearance with SCI eligibility. + Applicant… more
    ManTech (01/01/26)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports a ... in large-scale enterprise networks and data centers. + Familiarity with enterprise security software products such as firewalls, IPS, antivirus tools,… more
    ManTech (12/13/25)
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  • Information System Security Engineer

    ManTech (Virginia Beach, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team in **Virginia Beach** **, ... certification ** Clearance Requirements:** + Must have an active Secret security clearance . **Physical Requirements:** + The person in this position must… more
    ManTech (01/09/26)
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  • Information Systems Security…

    TekSynap (Chantilly, VA)
    … Engineerto join our team supporting the Space Development Agency. The Information Systems Security Engineer will act as liaison to prepare, review and update ... peripheral vision, depth perception, and ability to adjust focus. **WORK AUTHORIZATION/ SECURITY CLEARANCE ** Citizenship: US Citizenship Clearance … more
    TekSynap (12/06/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports the ... network deployments and data centers + Experience deploying and/or supporting enterprise security software products such as firewalls, IPS, anti-virus solutions,… more
    ManTech (12/13/25)
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  • Application Security Engineer

    Steampunk (Mclean, VA)
    **Overview** As a **Web Application Security Engineer ** , you will provide technical expertise and solutions to remediate persistent and challenging ... security findings. **Qualifications** **Required** + Ability to obtain a US government Security Clearance + Master's Degree and 3 years of relevant… more
    Steampunk (12/31/25)
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  • Senior Principal Cyber Security…

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role ... and data centers + Hands-on experience deploying and/or supporting enterprise security software products such as firewalls, IPS, Anti-Virus solutions,… more
    ManTech (12/13/25)
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  • ISSE with DoD Top Secret Clearance

    Watershed Security (Norfolk, VA)
    …Watershed Security is seeking a highly skilled and motivated Information Systems Security Engineer to join our team supporting the Naval Information Warfare ... and ACAS servers. + Responsible for building, maintaining, and patching all ePO, Security Center, and Nessus servers. + Provides Security Center accounts for… more
    Watershed Security (10/31/25)
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