• Systems Administrator

    Leonardo DRS, Inc. (Largo, FL)
    …execute system upgrades and deployments + Perform support tasks as needed/requested by the Information Systems Security Manager (ISSM), Information ... be responsible for ensuring high levels of availability and security of systems and networks to support...and tune on-premisis connected and standalone, high and low, information systems and network connections (LAN and… more
    Leonardo DRS, Inc. (10/24/25)
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  • Sr Principal Linux Systems Administrator…

    Northrop Grumman (Boulder, CO)
    information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Prepare ... and evaluate vendor products, services, and suggestions. + Adhere to strict Information Systems security guidelines in all cases. + Maintain security more
    Northrop Grumman (12/12/25)
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  • Network Security Engineer

    ManTech (Honolulu, HI)
    …Site Security Manager (SSM)/Special Security Representative (SSR) and Information Systems Security Manager (ISSM) to oversee the secure ... career and customer-oriented **Network Security Engineer** with strengths in Information Systems Security to join our team at Marine Corps Base… more
    ManTech (11/26/25)
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  • Linux / AWS Systems Administrator 3/4…

    Northrop Grumman (Morrisville, NC)
    information for all classified computers (networked and standalone) as directed by the Information Systems Security Manager (ISSM), with completed ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (11/15/25)
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  • Principal Linux Systems Administrator…

    Northrop Grumman (Aurora, CO)
    information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Prepare ... and evaluate vendor products, services, and suggestions. + Adhere to strict Information Systems security guidelines in all cases. + Maintain security more
    Northrop Grumman (11/11/25)
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  • Systems Administrator Level 2/3 (Top…

    Northrop Grumman (Oak Harbor, WA)
    information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Prepare ... vendors; evaluate vendor products, services, and suggestions. + Adhere to strict Information Systems security guidelines in all cases. + Maintain security more
    Northrop Grumman (12/17/25)
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  • Principal Computer Systems Analyst

    Northrop Grumman (Roy, UT)
    …on all networked and standalone computers in a classified environment as directed by the Information Systems Security Manager (ISSM). + Prepare ... issues with team members, suppliers, customers, and vendors. + Adhere to strict Information Systems security guidelines. + Maintain security audit and… more
    Northrop Grumman (12/10/25)
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  • Security Rep Mgr - Facility Security

    Lockheed Martin (King Of Prussia, PA)
    …with senior management official, senior leaders, customers, investigators, government representatives, site information systems security manager and site ... **Description:** The Program Security Manager \-Facility Security Officer...Information \(SCI\) programs\. * Familiarity with International program security to include foreign visits and ITAR/export control requirements… more
    Lockheed Martin (11/26/25)
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  • End Point Security System Administrator

    Craig Technologies (Norfolk, VA)
    …coordinate all HBSS scheduled maintenance + Create custom Firewall policies and work with Information Systems Security Manager (ISSM) and Information ... + Assist in integrating HBSS for CNIC, Navy's regions and tenant organization's information systems providing support to the client and their customers in… more
    Craig Technologies (10/24/25)
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  • Systems Administrator Level 2

    Northrop Grumman (Aurora, CO)
    information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Support the Cyber ... to include all commonly used RAID-levels + Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF… more
    Northrop Grumman (10/22/25)
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