• Network Security Engineer III

    TekSynap (Virginia Beach, VA)
    … systems meet DoD security compliance standards. + Configure and manage Active Directory environments to support secure authentication and policy enforcement. ... for system and device hardening. + Configuration and management of Active Directory environments. + Vulnerability scanning and analysis using ACAS. +… more
    TekSynap (10/01/25)
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  • Microsoft Exchange & Messaging Engineer…

    General Dynamics Information Technology (Chantilly, VA)
    …of Microsoft Exchange infrastructure and related components in the area of Active Directory , Domain Controller topology, LDAP, Authentication Services, DNS, ... security and SCAP compliance. Responsibilities: + Designs and defines system architecture for new or existing Exchange systems...Windows DNS and DHCP + Experience integrating Exchange with Active Directory , Azure AD, and Office 365… more
    General Dynamics Information Technology (08/12/25)
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  • Physical Security Engineer 4

    M. C. Dean (Chantilly, VA)
    …vulnerability remediation with ATO processes + Requires advanced knowledge of Windows active directory hierarchy and implementation. + Strong oral, written and ... a **Physical Security Engineer 4** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic Business Unit you will be… more
    M. C. Dean (08/27/25)
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  • DevOps Engineer 4

    M. C. Dean (Vienna, VA)
    …be able to obtain within six months of hire. + Microsoft Certified Professional / Systems Engineer certification is strongly desired. + Experience: + 7+ years of ... world for the better. We are seeking a **DevOps Engineer ** to join our **Security and Electronic Systems...Working knowledge of MS Windows platform and services, including Active Directory / EntraID, Group Policy Objects… more
    M. C. Dean (08/27/25)
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  • Identity and Access Management Engineer…

    Guidehouse (Arlington, VA)
    …(PIV) Cards, FIPS 201-3, NIST SP 800-63-3 and appendices, Public Key Infrastructure, Active Directory , and physical and logical access control principles and ... COTS IAM credentialing product as well as providing security and infrastructure support for system releases. The engineer should also be willing to work a… more
    Guidehouse (08/10/25)
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  • Infrastructure Engineer Lead - Senior…

    Bank of America (Richmond, VA)
    …executive leadership. **Desired Qualifications:** + Windows server administration, Active Directory implementation, extensive identity troubleshooting ... Infrastructure Engineer Lead - Senior Credential Vault Engineer...tools to ensure that technology solutions comply with enterprise system design and engineering standards + Promotes an inclusive… more
    Bank of America (09/30/25)
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  • SIPR BeyondTrust Engineer

    CACI International (Chantilly, VA)
    …concerns of tools and services. + Experience with Microsoft Windows operating systems , Active Directory , Windows PowerShell, Windows credential stores, ... SIPR BeyondTrust Engineer Job Category: Engineering Time Type: Full time...by practicality, regulation, safety, and cost. You'll develop integrated system test requirement, strategies, devices, and systems .… more
    CACI International (10/01/25)
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  • Exchange Engineer - TS/SCI

    General Dynamics Information Technology (Sterling, VA)
    …products for use in production networks + Experience with PowerShell + Experience with Active Directory GDIT IS YOUR PLACE: * 401K with company match * ... None **Job Family:** IT Infrastructure and Operations **Skills:** Microsoft Exchange Server, System Designs, Systems Engineering **Experience:** 10 + years of… more
    General Dynamics Information Technology (09/09/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    …engineers to cover penetration testing of all critical infrastructure (ie CI/CD systems , Active Directory ) **Basic Qualifications** + Bachelor's Degree ... Senior Offensive Security Engineer Job Description **Offensive Security Engineer **...Frameworks like Cobalt Strike, Sliver, and Mythic + Windows Active Directory exploitation tools and techniques +… more
    CoStar Realty Information, Inc. (08/26/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    …+ Maintain infrastructure in cloud or virtualized environments + Perform Linux based system upgrades and patches + Engineer and deployment of a privileged ... ManTech seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA.** Senior Cyber Security engineers are… more
    ManTech (09/17/25)
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