• Intrusion Detection Systems (IDS) Engineer

    Leidos (Woodlawn, MD)
    …**Intrusion Detection Systems (IDS) Engineer,** to manage and maintain the agency's network infrastructure. This role focuses on operating Network IDS platforms ... Systems (IDS) Engineer with strong expertise in Red Hat Enterprise Linux (RHEL)to install, configure, and manage Snort-based intrusion detection and prevention… more
    Leidos (11/18/25)
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  • System Administrator Level 3

    Jovian Concepts, Inc. (Annapolis, MD)
    …\n <\/div>\n \n Candidate will be responsible for providing Sr. level Linux System Administration support for the program.<\/span><\/span> \n <\/div>\n \n Required: ... Very strong Linux (Red Hat\/Rocky, CentOS) and Latte 'Art for SSP, STE\/STN support. <\/span><\/span>\n <\/div>\n \n <\/span><\/span>\n <\/div>\n \n Desired: Puppet,… more
    Jovian Concepts, Inc. (12/24/25)
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  • Principal Member of Technical Staff

    Oracle (Annapolis, MD)
    …predictable and consistent performance, isolation, and availability. https://www.oracle.com/cloud/networking/virtual-cloud- network / We are a team that builds and ... maintains the OCI Software Defined Network (SDN) stack. Currently, we are looking for hands-on...Plane, Data Plane for connectivity and distributed systems, and Linux daemon development. The day-to-day job on the team… more
    Oracle (11/25/25)
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  • Systems Administrator Expert

    General Dynamics Information Technology (Annapolis Junction, MD)
    …Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux ,ServiceNow Platform,Unix **Experience:** 15 + years of related experience **US ... day-to-day operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. Provides Tier 1 (Help Desk) and… more
    General Dynamics Information Technology (11/08/25)
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  • Application Developer

    Leidos (Odenton, MD)
    …Operations, Sustainment, Maintenance, Repair, and Defense of the Defense Information System Network (DISN) within the DOD Information Network (DODIN) in support ... geographically diverse team members. + Troubleshot and resolve installation, infrastructure, network and system issues. + Independently report, monitor, and mitigate… more
    Leidos (10/16/25)
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  • Cyber Systems Administrator (Active TS/SCI)

    Northrop Grumman (Elkridge, MD)
    …those missions. By joining in our shared mission, we'll support expanding your personal network and developing skills, whether you are new to the field, or an ... and Tier 2 technical support (Domain Administration, System Administration, and Network Administration). + Monitor and maintain smooth operation of computer systems,… more
    Northrop Grumman (01/01/26)
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  • System Administrator 2

    DCCA (Fort Meade, MD)
    …Key Tasks: DCCA is looking for TS/SCI w/Polygraph cleared Systems Administrators with Linux and Windows experience! We have multiple positions open in the Fort ... day-to-day operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. + Provide Tier 1 (Help Desk)… more
    DCCA (11/21/25)
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  • System Administrator

    Synergy ECP (Columbia, MD)
    …day-to-day operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. Provides Tier I (Help Desk) and ... installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to… more
    Synergy ECP (10/28/25)
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  • Software Integration Engineer Level 4

    General Dynamics Information Technology (Annapolis Junction, MD)
    …and reliability under various conditions. What you will need Experience with the Linux CLI, and Linux tools Recent experience using Bash/Python to develop ... scripts to automate testing of HPC systems Recent Linux administration experience in an HPC multi-host/multi-instance environment Experience troubleshooting hardware… more
    General Dynamics Information Technology (12/29/25)
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  • Systems Administrator

    CACI International (Linthicum, MD)
    …Systems Administrator, where you will play a crucial role in supporting Active Network Defense (AND), Computer Network Defense (CND), and Information Security ... of customer systems. We are looking for a dedicated Linux System Administrator to help us ensure information security...**TS/SCI with Polygraph** + Stand up, configure, and maintain Linux servers. + Apply fixes, patches and upgrades in… more
    CACI International (12/27/25)
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