• Cyber Systems Engineer - level 3 or 4

    Northrop Grumman (Dulles, VA)
    …discovered through use of audit reduction tools and/or the DISA Automated Security Compliance Assessment Solution (ACAS) tool or Tenable NESSUS + Experience ... discovered through use of audit reduction tools and/or the DISA Automated Security Compliance Assessment Solution (ACAS) tool or Tenable NESSUS. + Experience… more
    Northrop Grumman (12/02/25)
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  • Information Systems Security

    General Dynamics Information Technology (Chantilly, VA)
    …**Job Family:** Cyber and IT Risk Management **Skills:** Computer Security ,Information Assurance,Open-Source,Operating Systems (OS) **Experience:** 5 + years of ... of our customer's information systems. The successful candidate will use various tools and methodologies to evaluate the state of systems and applications for… more
    General Dynamics Information Technology (01/02/26)
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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 Award** ... the world **.** We are seeking a mission-focused Lead Security Engineer to support a Department of...compliance. The ideal candidate will bring hands-on expertise with security tools , proven leadership in SOC-type environments,… more
    Foxhole Technology, Inc (12/19/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description **Offensive Security Engineer ** **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider ... of total experience in a technical role such as security , networking, systems, or software development +...Purple Team Scenarios **Preferred Qualifications and Skills** + Using security tools like NMAP, Burp Suite, Kali… more
    CoStar Realty Information, Inc. (11/24/25)
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  • Senior Cyber Security Engineer

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

    Nightwing (Sterling, VA)
    …environments. + Performance & Security Testing: Experience with performance and security testing techniques and tools . + Database Knowledge: Familiarity with ... such as Test Analyst, Technical Test Analyst, or Test Manager. + Certified Software Test Engineer (CSTE): A professional credential validating expertise in … more
    Nightwing (12/26/25)
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  • Information Systems Security

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Information Systems Security Engineer (ISSE) - Senior** **Category:** Cyber Security **Main location:** United States, Virginia, Arlington **Position ID:** ... highly collaborative team to deliver state-of-the-art capabilities. The Information System Security Engineer (ISSE) designs, implements, and manages security more
    CGI Technologies and Solutions, Inc. (12/26/25)
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  • Cloud Security Engineer

    Steampunk (Mclean, VA)
    **Overview** As a **Cloud Security Engineer ** , you will work within our growing DevSecOps practice delivering features to support developing, testing, and ... Steampunk participates in the E-Verify program._ Refer a Friend (https://careers-steampunk.icims.com/jobs/7125/cloud- security - engineer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) **Need help finding the right job?**… more
    Steampunk (11/29/25)
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  • Lead, Information Security Systems…

    L3Harris (Ashburn, VA)
    …domains in the interest of national security . Job Title: Anti-Tamper System Security Engineer (Secret Security Clearance) Job Code: 30715 Job Location: ... activities. + Use DoD 5200.39 for the identification and protection of CPI. + Engineer trustworthy and secure systems in accordance with NIST 800-160. + Develop and… more
    L3Harris (11/01/25)
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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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