• Senior IT Support & Executive Services…

    3D Systems, Inc. (Rock Hill, SC)
    …network layers with precision and efficiency. * Perform advanced diagnostics, system administration , and in-depth network troubleshooting across diverse ... *What You Will Bring:* * Minimum of 5 years of experience supporting Windows operating systems , networking protocols, and enterprise IT environments. * At… more
    3D Systems, Inc. (09/19/25)
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  • Senior Systems Analyst

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Systems Analyst** to join our team in **Chantilly, VA** . The position is **onsite** . ... months of hire. MCSA, VCP, or equivalent + Experience with Microsoft Windows Systems , specifically: Microsoft Windows 2008/2012/2016/2019 Servers; Microsoft… more
    ManTech (10/29/25)
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  • Senior Systems Engineer

    GovCIO (Fairfax, VA)
    **Overview** GovCIO is currently hiring for a Senior Systems Engineer with an active Secret clearance to provide administration and tier 3 operational ... USD $165,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/7177/ senior - systems -engineer/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Fairfax_ **ID** _2025-7177_ **Category** _IT… more
    GovCIO (12/03/25)
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  • Respite Administrative Assistant

    Boston Health Care for the Homeless Program (Boston, MA)
    …barriers that our patients face. Job Summary: We are looking for an experienced Administrative Assistant to join our Respite Medical Team. As the Administrative ... Other responsibilities may include but are not limited to delegating administrative tasks essential to management of clinical staffing, maintaining medical respite… more
    Boston Health Care for the Homeless Program (11/26/25)
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  • Senior Systems Integration Engineer

    Leidos (Fort Meade, MD)
    …integrating them within complex system architectures. + Oversee Windows Server administration , including performance tuning, security enhancements, and ... **Description** **Leidos** has a new and exciting opportunity for a ** Senior Systems Integration Engineer** in our **National Security Sector's (NSS) Cyber &… more
    Leidos (12/03/25)
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  • Senior Principal Cyber Systems

    Northrop Grumman (Melbourne, FL)
    …of a software development and test environment using your knowledge of operating system administration , web app design, and security monitoring tools. If you ... + Experience working with DevOps Processes, Physical and/or Cloud Infrastructure. + Systems administration experience, to include VMWare, vSphere, VDI, ESXi,… more
    Northrop Grumman (12/10/25)
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  • Senior Information System Security…

    Innovative Management & Technology Services (Clarksburg, WV)
    …SAFe Agile environments and integrating security in Agile workflows. + Networking, Linux/ Windows system administration , and secure software development ... best customers on-site at top government agencies. Job Title: Senior Information System Security Officer (ISSO) Primary...Summary: We are seeking a highly skilled and mission-driven Senior Information Systems Security Officer (ISSO) to… more
    Innovative Management & Technology Services (10/29/25)
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  • Senior Engineer/Staff Engineer- Cyber…

    Dominion Energy (Cayce, SC)
    …: Minimum of 5 years of experience in control systems , cyber security, system administration , Windows operating systems security and networks. ... Senior Engineer/Staff Engineer- Cyber Security and Control Systems **Date:** Nov 28, 2025 **Location:** CAYCE, SC, US,...of experience in control systems , cyber security, system administration , Windows operating … more
    Dominion Energy (11/13/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …capacity analysis and system planning. + Configure and manage Linux and Windows operating systems ; install, load, and enhance OS software for improved ... software integration issues. + Maintain a strong understanding of system administration interdependencies in a Service Oriented...a degree. + 20+ years of related experience in systems administration or IT operations. + Experience… more
    ManTech (10/14/25)
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  • Senior Systems Administrator- SCITES

    PingWind INC (Doral, FL)
    …etc. + MECM configuration and administration + Software deployment/upgrades + Windows 10/11 operating system maintenance and deployments + Administer VMware ... Senior Systems Administrator- SCITES Doral, FL...level Required Experience: Five plus (5+) years' experience in System Administration or a related IT career… more
    PingWind INC (11/12/25)
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