• Fannie Mae (Reston, VA)
    …APIs, cloud platforms, security tools). * Familiarity with Splunk Enterprise Security (ES) * Solid background in Linux/Unix system administration. * ... problem-solving skills. *Desired Experiences* * Splunk Core Certified Power User, Administrator , Architect, or ES certification(s) * Experience with cloud platforms… more
    DirectEmployers Association (10/23/25)
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  • Applied Research Associates, Inc. (Herndon, VA)
    …DevOps Engineer Preferred Qualifications:** + An active TS/SCI with CI Poly security clearance + OpenShift Certified Administrator (OCA) or Kubernetes ... integration between OpenShift and cloud platforms like AWS, Azure, or GCP + ** Security ** **& Compliance** : Implement security best practices for containers and… more
    DirectEmployers Association (09/11/25)
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  • Physical Security System

    M. C. Dean (Chantilly, VA)
    …across high-growth markets. As a System Administrator for our Physical Security Systems , you will be responsible for monitoring, maintaining, ... electrical, engineering, and cybersecurity industries. We are seeking a ** Physical Security System Administrator...improvements + Resolve complex system issues for physical security systems + Triage… more
    M. C. Dean (10/23/25)
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  • System Administrator 4

    M. C. Dean (District Of Columbia, DC)
    …cybersecurity industries. Responsibilities As a System Administrator for our Physical Security Systems , you will be responsible for monitoring, ... improvements + Resolve complex system issues for physical security systems + Triage...years of experience programming/administrating Physical Access Control Systems . + Requires system administrator more
    M. C. Dean (09/26/25)
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  • System Administrator 2

    M. C. Dean (District Of Columbia, DC)
    … performance and recommend improvements + Resolve complex system issues for physical security systems and networks + Triage customer support calls, ... ensuring the reliability, security , and performance of systems and services. The Systems Administrator...activities include but are not limited to:** + Manage physical security system support to… more
    M. C. Dean (08/27/25)
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  • Cloud Systems Administrator IV

    Criterion Systems (Reston, VA)
    …Linux operating systems . + Other duties may include setting up administrator accounts, maintaining system documentation, tuning system performance, ... we encourage Veterans to apply. Responsibilities We are seeking a mission-focusedCloud Systems Administrator IV to support and contribute to our government… more
    Criterion Systems (09/17/25)
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  • Network/ Systems Administrator 2…

    GovCIO (Washington, DC)
    …referral to this job (https://careers-govcio.icims.com/jobs/6592/network- systems - administrator -2-%28desktop-and- system ... **Overview** The System Administrator (SA) is responsible for...continuing innovation within the infrastructure. This individual ensures that system hardware, operating systems , software systems more
    GovCIO (09/05/25)
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  • Cloud Systems Administrator V

    Criterion Systems (Reston, VA)
    …disk usage, and response times to maintain operating efficiency. + Performs systems security administration functions, including creating user profiles and ... coordination with network engineers. + Other duties may include setting up administrator accounts, maintaining system documentation, tuning system more
    Criterion Systems (08/08/25)
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  • Lead Security Systems

    Lumen (Herndon, VA)
    …policies, Security script writing, Vulnerability assessment and mitigation. + Maintain systems in accordance w/ system security plans, implement new ... servers, Print servers, Backup systems , Anti Virus system + Hands on experience using information security...Voluntary Lifestyle benefits and other perks that enhance your physical , mental, emotional and financial wellbeing. We're able to… more
    Lumen (10/29/25)
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  • System Administrator 3

    M. C. Dean (District Of Columbia, DC)
    …success in this role. **Main responsibilities include but are not limited to:** + Manage physical security system support to meet service level agreements. + ... configuring, troubleshooting, and ensuring the reliability, security , and performance of systems and services. The Systems Administrator will collaborate… more
    M. C. Dean (08/27/25)
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  • Citrix Systems Administrator

    Leidos (Bethesda, MD)
    …architectural changes to existing, approved, systems to maintain operability and security of the environment + Implement major system upgrades as designed ... can thrive, keep reading!** Leidos is seeking a Citrix Systems Administrator to support the National Media...and problems. + Experience working as a Tier 3 system administrator : familiar with using desktop software… more
    Leidos (10/07/25)
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  • Networking System Administrator

    Leidos (Annapolis Junction, MD)
    …**Leidos** has a new and exciting opportunity for a **Networking System Administrator - Linux** in our **National Security Sector's (NSS) Cyber & Analytics ... and system security scanning for equipment suites in accordance with the System Security Plans for these systems to rapidly and accurately identify… more
    Leidos (11/05/25)
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  • Senior Linux Systems Administrator

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... ** Security !** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial...and access to systems and equipment, implementing security procedures and tools. + ** System Configuration… more
    Leidos (09/26/25)
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  • Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …installing and configuring systems , managing user accounts, monitoring system health, implementing security protocols, performing backups and recovery, ... **Linux Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:**...user accounts, groups, and permissions, ensuring access control and security protocols are followed. * System Monitoring:… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    System Administrator Oakton, VA . Information Technology Join our Talent Network Are you ready to enhance your skills and build your career in a rapidly evolving ... IT Operations Support, Software Development, and Program Management. Job Title: System Administrator Location:Oakton, Virginia Clearance Level:Top Secret… more
    Chenega Corporation (08/13/25)
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  • System Operations/ Administrator

    Sciolex Corporation (Chantilly, VA)
    …Directory. Deploy software updates, patches, and security fixes to desktop systems . Conduct regular system backups and data recovery operations. Maintain and ... clearance with a Counter-Intelligence Polygraph Experience as a desktop system administrator or in a similar IT...DoD Directive 8570 Knowledge of Windows and Linux operating systems . CompTIA Security + or ability to obtain… more
    Sciolex Corporation (10/14/25)
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  • Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2115 **Employment ... Full Time **Position Description:** CGI Federal has an exciting opportunity for a Systems Administrator within our Intel sector advancing the national … more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Sr. Systems Administrator

    Arena Technical Resources, LLC (Washington, DC)
    …management system (DBMS) products . Address all vulnerabilities identified via system scanning Systems Administrator Senior Advisor Requirements and ... Sr. Systems Administrator Location: Washington, DC, US...centralized identity management and multi-factor authentication . Perform regular system updates and security patches . Validate… more
    Arena Technical Resources, LLC (10/25/25)
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  • System Administrator

    Leidos (Bethesda, MD)
    …has an exciting opening for you as our next Tier 3 Service Desk/ Systems Administrator supporting the OSINT Integration Center under our 10-year DOMEX Technology ... and troubleshooting of Linux and Windows servers to include base configuration, security and system patching, performance monitoring, etc. + Implement and… more
    Leidos (10/01/25)
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  • (Mid. or Senior) System

    Belay Technologies (Annapolis Junction, MD)
    …runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a System Administrator to join our team. The selected individual will be responsible for ... for a large complex network environment with geographically distributed systems . The position entails supporting solutions for system...of relevant experience + Must have experience as a systems administrator providing direct support to end… more
    Belay Technologies (10/01/25)
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