• 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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  • 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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  • 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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  • Information System Security Engineer

    Assertive Professionals (Chantilly, VA)
    Information System Security Engineer (ISSE) About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned ... Polygraph Timeline Pipeline Description Assertive Professionalsis seeking anInformation System Security Engineer (ISSE) with Poygraph supporting ourNational … more
    Assertive Professionals (01/07/26)
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  • Network Security Engineer

    Noblis (Richmond, VA)
    …make security -focused architectural recommendations in complex environments. The TIS Security Engineer will support the FAA Telecommunications and Integrated ... highly technical professionals with a strong foundation in network architecture, design, and security - individuals who are ready to step up from traditional network… more
    Noblis (12/30/25)
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  • Program Security Engineer

    SAIC (Chantilly, VA)
    …analysis, systems engineering & integration and more. This position is for Program Security Engineer for a large, multi-year contract supporting a cutting-edge ... the effectiveness of our staff and our program. Program Security Engineer supports the SETA Program Management...Engineers (ISSE). **Qualifications** + Must possess an active TS/SCI clearance with Polygraph. + At least 4 years experience… more
    SAIC (12/23/25)
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  • Security Engineer

    Leidos (Lorton, VA)
    **Description** The Digital Modernization Sector at Leidos currently has an opening for a Security Engineer to work in our Lorton, VA office. This is an exciting ... to deliver cybersecurity and information assurance services. **Primary Responsibilities** The Security Engineer - Linux / Tenable Compliance is responsible for… more
    Leidos (12/11/25)
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  • Cyber Security Implementation…

    CACI International (Springfield, VA)
    Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... and enhance NGA networks and cybersecurity posture in support of national security . Joining the TCS Team means working with truly cutting-edge technologies, on… more
    CACI International (11/14/25)
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  • Systems Test Engineer / Principal Systems…

    Northrop Grumman (Chantilly, VA)
    …Years experience with PhD + Willing and able to obtain and maintain a TS/SCI Security Clearance (US citizenship is a pre-requisite) + A background in system ... Years experience with PhD + Willing and able to obtain and maintain a TS/SCI Security Clearance (US citizenship is a pre-requisite) + A background in system… more
    Northrop Grumman (10/23/25)
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  • Principal/Senior Principal Manufacturing…

    Northrop Grumman (Waynesboro, VA)
    …we will work to deliver the world's most advanced technologies to protect our national security . **A security clearance is not required to apply to or ... job. The selected candidate will be processed for a security clearance after she/he starts the job.**...our team as a Principal or Senior Principal Manufacturing Engineer based out of Waynesboro, Virginia.** We are seeking… more
    Northrop Grumman (11/25/25)
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