• ABBTECH Professional Resources, Inc. (Washington, DC)
    …Enterprise Manager, RMAN backups, Oracle Data Guard, and setting up Oracle RAC on Windows . - Proficiency in Linux shell scripting and experience with AWS RDS ... configure, and manage SQL Server instances (2022/2019/2017/2016/2014/2012) and Oracle databases on Linux / Windows platforms. - Deploy and manage SQL Server… more
    DirectEmployers Association (12/11/25)
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  • Applied Research Solutions (Washington, DC)
    …and personalized attention from ARS Senior Managers.?? **Responsibilities:** + Support a Linux & Windows AirGapped environment. + Troubleshoot systems as ... **Description** ARS is looking for a Senior Operations & Maintenance Support. As a ...services. They will also be responsible for maintaining a Windows Active Directory domain and supporting Linux more
    DirectEmployers Association (12/10/25)
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  • Tyto Athene (Washington, DC)
    …assessments tools such as Nessus, Qualys + Experience in administrating BSD/UNIX, Windows , Windows NT, LINUX , or open systems -compliant systems + ... **Description** Tyto Athene is searching fora ** Senior Information Systems Security Officer (ISSO)** with privacy experience. The candidate will ensure that… more
    DirectEmployers Association (09/24/25)
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  • ABBTECH Professional Resources, Inc. (Washington, DC)
    …common network tools (eg, ping, traceroute, nslookup, ipconfig, nbstat). + Interpret Operating Systems command line (eg, Windows , Linux ). + Navigate and ... **Cyber Defense Incident Responder- Senior ** **Location- Washington, DC** **Clearance- Top Secret** **Salary-...performance issues during events and incidents. + Integrate new systems into existing network and security architecture. + Monitor… more
    DirectEmployers Association (11/11/25)
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  • ABBTECH Professional Resources, Inc. (Washington, DC)
    …of?operating system internals, OS security mitigations, understanding of Security challenges in Windows , Linux , Mac, Android & iOS?platforms + Experience using ... **Forensics Analyst- Senior ** **Location- Washington, DC** **Clearance- Secret** **Salary- $100k-125k/yr**...host, memory, and other artifacts originating from multiple operating systems , applications, or networks and extract IOCs (Indicators of… more
    DirectEmployers Association (11/11/25)
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  • Tyto Athene (Washington, DC)
    …forensics + Knowledge of enterprise architecture including zero trust principles + Knowledge of Windows and Linux operating systems + Knowledge of common ... responses. We provide a supportive environment for you to learn from senior SOC team members, cross-train for other positions, and attend external training.… more
    DirectEmployers Association (12/06/25)
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  • Tyto Athene (Washington, DC)
    …directed against those systems . You will be expected to collaborate with Senior Analysts to assist with efficient triage and remediation of events in the ... You will be responsible for monitoring enterprise networks and systems , detecting events, and reporting on threats that are...GPC) + AV/EDR + Networking Equipment + Endpoint Logging ( Windows , Linux ) + Packet capture analysis +… more
    DirectEmployers Association (11/01/25)
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  • Infinity Systems Engineering (Alexandria, VA)
    …+ Configure, manage, secure, and troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security, ... with us! Job Summary: We are seeking a skilled Systems Administrator/Network Engineer to join our mission-driven team. This...configuration (Cisco experience is a plus) + Proficient in Linux and Windows system administration + Active… more
    DirectEmployers Association (12/03/25)
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  • (Mid. or Senior ) Networking Systems

    Belay Technologies (Annapolis Junction, MD)
    …utilizes complex equipment/ systems (ex. Network Switches, Routers, LANs, & cabling, Windows / Linux operating systems , VMware, etc.). + Must have ... finalist in 2021! Belay Technologies is seeking a Network Systems Administrator ( Windows ) to join our team....respond to hardware and software incidents and work with senior system administrators, at times remotely from other locations.… more
    Belay Technologies (10/01/25)
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  • Systems Administrator II Generalist Sr…

    V2X (Springfield, VA)
    …integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI ... Microsoft Windows Server platforms, but there are also Linux distributions as well. + The Senior Systems Administrator II shall support the mid-level… more
    V2X (11/15/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …resource utilization; perform capacity analysis and system planning. + Configure and manage Linux and Windows operating systems ; install, load, and enhance ... ManTech seeks a ** Senior Linux System Administrator** to join...systems administration or IT operations. + Experience with Linux , including installation, configuration, troubleshooting, and maintenance. **Security Clearance… more
    ManTech (10/14/25)
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  • Jr./Mid-Level Networking Systems

    Belay Technologies (Annapolis Junction, MD)
    …utilizes complex equipment/ systems (ex. Network Switches, Routers, LANs, & cabling, Windows / Linux operating systems , VMware, etc.). + Must have ... experience installing, updating, and upgrading Linux Operating Systems (OS). + Must have...utilities used to create and configure network connections in Linux OS. + Must have experience implementing Windows more
    Belay Technologies (11/07/25)
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  • Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior Linux ... oversees the installation, configuration, maintenance, and integrity of computing systems and software. The role involves planning, ensuring long-term system… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Senior Linux System Administrator

    Leidos (Fairfax, VA)
    …as well as IT Infrastructure Operations and Engineering support. Leidos is hiring a Senior Linux System Administrator to provide on-site support in Fairfax, VA ... a range of IT services, including help desk, deskside support, Windows workstation engineering and maintenance, managed print services, ITSM, Active Directory… more
    Leidos (12/12/25)
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  • System Administrator- Linux

    Leidos (Annapolis Junction, MD)
    …utilizes complex equipment/ systems (ex. Network Switches, Routers, LANs, & cabling, Windows / Linux operating systems , VMware, etc.). + Must have ... experience installing, updating, and upgrading Linux Operating Systems (OS). + Must have...utilities used to create and configure network connections in Linux OS. + Must have experience implementing Windows more
    Leidos (11/19/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …teams. WHAT YOU WILL DO: Duties and Responsibilities: + Enterprise Authorization: Integrate Linux Systems into a primary Windows environment (workstations & ... of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to...and Single Sign On. + Enterprise Provisioning: Configure new Linux and Windows systems for… more
    General Dynamics Information Technology (12/15/25)
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  • Senior Systems Administrator

    BAE Systems (Washington, DC)
    …the infrastructure that powers networks and operating systems such as UNIX, Linux , and Windows . + Install and configure hardware and software, manage user ... and resolve issues. + Experience with SQL scripting, Java, Windows Server, Linux , Oracle, Tomcat, data backups,...be available based on position level and/or job specifics. ** Senior Systems Administrator** **118971BR** EEO Career Site… more
    BAE Systems (12/04/25)
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  • Senior Systems Administrator

    Chenega Corporation (Arlington, VA)
    …school diploma or GED equivalent + 5+ years of relevant experience. + Experience with Windows and Linux operating systems + DOD IAT Level II Certification ... **Req ID:** 38512 **Summary** ** Senior Systems Administrator** **Arlington, VA** Are...**Knowledge, Skills, and Abilities:** + Proven experience with both Windows and Linux operating systems ,… more
    Chenega Corporation (12/10/25)
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  • Senior Systems Administrator

    CACI International (Fort Meade, MD)
    …and any processes related to these systems . The Senior Systems Administrator will Configure and manage primarily Windows and some UNIX operating ... Senior Systems Administrator Job Category: Information...in the resolution process + Configure and manage primarily Linux /Unix (or other applicable) operating systems and… more
    CACI International (12/02/25)
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  • Systems Engineer, Senior

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    …work without considerable direction, and mentor and supervise team members. You'll support Windows and Linux systems engineering efforts in system design ... Systems Engineer, Senior The Opportunity: Are... Systems Engineer, Senior The Opportunity: Are you looking for an...Have: + Experience operating and maintaining Micro sof t Windows and Linux servers + Experience working… more
    BOOZ, ALLEN & HAMILTON, INC. (12/07/25)
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