• Senior System Administrator

    CACI International (Annapolis Junction, MD)
    …capacity planning and performance optimization + Configure and manage UNIX, Linux, and Windows operating systems ; apply enhancements to improve reliability ... Senior System Administrator Job Category: Information...a range of IT platforms including UNIX, Linux, and Windows systems . The ideal candidate brings extensive… more
    CACI International (08/01/25)
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  • Senior Engineer/Staff Engineer- Cyber…

    Dominion Energy (Cayce, SC)
    …of experience in control systems , cyber security, system administration, Windows operating systems security and networks. **Staff Engineer:** Minimum ... Senior Engineer/Staff Engineer- Cyber Security and Control Systems **Date:** Aug 4, 2025 **Location:** CAYCE, SC, US,... systems , cyber security, system administration, Windows operating systems security and… more
    Dominion Energy (08/08/25)
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  • Senior IT / System Administrator

    R&D Industries, Inc. (Milford, IA)
    …and WAN design, including implementation of VLANs and VPNs. Required Competencies: * Server operating systems , up to Windows Server 2025 * Microsoft Active ... Position Overview Our Senior IT / System Administrators &...leading-class knowledge of hardware, software, networking, and security. A Senior Systems & Network Engineer should have… more
    R&D Industries, Inc. (06/18/25)
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  • Senior Systems Administrator

    RTX Corporation (Tucson, AZ)
    …integrity of our systems and support IT infrastructures around the world. ** Senior System Administrator** , internally known as Senior Analyst, ... for a security clearance​ **Security Clearance:** DoD Clearance: Secret ** Senior System Administrator Tucson, AZ. Must have...and complexity to include the integration of hardware and operating systems (OS). + Must be able… more
    RTX Corporation (07/24/25)
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  • Senior Systems Analyst

    Southeast Health (Dothan, AL)
    …traffic rules and regulations, observing safe driving techniques. + Advanced knowledge of MS Windows Server operating systems + Advanced knowledge of MS ... Always the right career direction. Job Description Summary Job Profile Summary The Senior Systems Analyst is responsible for being the subject matter expert… more
    Southeast Health (06/03/25)
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  • Senior System Integration Analyst

    SAIC (Ashburn, VA)
    …to obtain and maintain a Public Trust clearance. Extensive experience working with different operating systems including Windows and Linux. + Experience with ... support on a wide range of technologies, including: Microsoft Windows and Linux Operating Systems ,...Active Directory, Certificate Services, Group Policies and ServiceNow ticketing system . + Experience using Windows Command Line… more
    SAIC (08/07/25)
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  • Senior Systems Engineer - Part-time…

    NTT DATA North America (Quantico, VA)
    …an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Senior Systems Engineer - Part-time 20 hours to join our team ... Quantico, Virginia (US-VA), United States (US). **Job Summary:** The Senior Systems Engineer will design, deploy, test,..., and key processes. + Test and deploy new operating system and security patches. + Troubleshoot… more
    NTT DATA North America (07/19/25)
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  • Senior Systems Administrator II…

    V2X (Springfield, VA)
    …challenges with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS/SCI clearance to ... the ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports the information technology (IT) Operations… more
    V2X (08/07/25)
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  • Senior Systems Administrator

    Eliassen Group (Frisco, TX)
    … systems administration or enterprise desktop support roles. + Strong proficiency in Windows and Linux operating systems . + Experience with Active ... ** Senior Systems Administrator** **Frisco, TX** **Type:**...hr. w2 **Responsibilities:** + Provide hands-on desktop, server, and systems administration support for Windows and Linux… more
    Eliassen Group (07/19/25)
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  • Systems Administrator Senior…

    M&S Consulting (Washington, DC)
    …(including EC2, S3, IAM, and RDS), Linux and Windows operating systems , and enterprise database system (such as PostgreSQL, SQL Server, or Oracle). ... to perform at this level. + Responsible for installing, configuring, and maintaining operating system workstations and servers, including web servers, in support… more
    M&S Consulting (07/25/25)
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