• Systems Administrator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …and Operations **Skills:** System Administration,Technical Work,Troubleshooting **Certifications:** CompTIA Security + CE | CompTIA - CompTIA **Experience:** 1 + ... and analysis. + UNIX/LINUX System Administration - Preferred + Windows System Administration - Preferred + Shift work (Panama...total of 7 days over 2 week period) * Security Clearance Level: TS/SCI with Polygraph * Required Skills… more
    General Dynamics Information Technology (12/02/25)
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  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …operations with distributed teams across multiple geographic locations + Experience managing Windows and Linux server environments + Knowledge of network security ... , firewalls, and intrusion detection systems + Experience with virtualization technologies and cloud computing platforms + Demonstrated experience with DoD cybersecurity requirements and accreditation processes + Use experience gained to help manage complex… more
    SimIS Inc. (12/22/25)
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  • Windows & Azure SRE

    M. C. Dean (Vienna, VA)
    …Discipline + Certification: **Must be obtained within 6 months** + AZ-104 Azure Administrator Associate + Security **Abilities:** + Exposure to computer screens ... With over 7,000 employees, our capabilities span electrical, electronic security , telecommunications, life safety, automation and controls, audiovisual, and IT… more
    M. C. Dean (11/18/25)
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  • Information System Security Engineer (ISSE)

    Assertive Professionals (Chantilly, VA)
    …Desired Experience and Qualifications: + Certified Information Systems Security Professional (CISSP) Certification(s). + Certified Splunk Administrator ... Information System Security Engineer (ISSE) About the Organization Established in...management, certification, and accreditation. + Securing and monitoring Microsoft Windows desktop and server in a secure IT environment… more
    Assertive Professionals (10/09/25)
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  • Security Software Engineer - Red Team…

    Imagine One Technology & Management (Dahlgren, VA)
    …recommendations for improving software and code design. + Contribute to a System Security Administrator and Operators Manual (SSAOM). Desired Experience: + Five ... administrate computer systems running HP-UX, UNIX, Solaris, Linux and Microsoft Windows . + Identify security flaws in compiled and human readable source code. +… more
    Imagine One Technology & Management (12/24/25)
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  • Epic ECSA Manager

    Deloitte (Mclean, VA)
    …you will be responsible for leading implementation, configuration, and operations of Epic's Windows tiers with a focus on security , compliance, and performance. ... identity and access (eg, Active Directory/Entra ID), network segmentation, and HIPAA-aligned security controls for Windows tiers. + Provide technical leadership… more
    Deloitte (12/13/25)
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  • Pr./System Admin - Shift Work (Top Secret)

    Northrop Grumman (Chantilly, VA)
    …history, they're making history. We have an opening for a **Tier 2/3 System Administrator ** to join our team of qualified, diverse individuals in the Tactical Space ... and Standard Operating Procedures (SOPs). + Install, configure, troubleshoot, and maintain Windows and Linux VMs via OpenStack. + Provide accurate logs so that… more
    Northrop Grumman (11/25/25)
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  • Enterprise Logging Solution (ELS) Lead

    Tyto Athene (Ashburn, VA)
    …+ Strong experience in enterprise IT environments as an applications or systems administrator . + Practical knowledge of Windows and Linux systems administration. ... optimizing enterprise logging solutions in support of a Federal Government security operations environment. The ELS Lead will provide technical leadership, design… more
    Tyto Athene (11/01/25)
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  • Endpoint Security Lead - CrowdStrike

    AIG (Reston, VA)
    …DSS and SOX. + In depth knowledge and expertise with Infrastructure hardening and Security settings for Windows and Linux. + Intermediate to Expert level ... team is responsible for shielding the company's systems from security risks, while designing technology strategies that enable AIG's...Ownership & Administration + + Serve as the primary administrator and SME for the CrowdStrike Falcon platform. +… more
    AIG (12/07/25)
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  • Security Control Assessor (SCA) (TS/SCI)

    Tau Six (Chantilly, VA)
    …with assessing security relevant applications. + Experience as a System Administrator , Information System Security Manager, or Information System Security ... cutting edge cybersecurity and system integration services to the US National Security market. We are seeking a motivated self-starter with experience in secure… more
    Tau Six (10/22/25)
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