• Tier 2 Systems Administrator

    CACI International (Springfield, VA)
    Tier 2 Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... are seeking a skilled and motivated Tier 2 System Administrator to join our growing IT team. In this...escalated from Tier 1. * Administer and maintain servers ( Windows , Linux , Solaris), desktops and applications, printers… more
    CACI International (09/20/25)
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  • Senior System Administrator

    Fiserv (Overland Park, KS)
    …Senior System Administrator **What does a successful Senior Information Technology Systems Administrator do?** At Fiserv, a Senior Information Technology ... Systems Administrator ensures the smooth functioning of our IT infrastructure...critical in overseeing system reliability, performance, and security across Windows and Linux environments. As a key… more
    Fiserv (10/09/25)
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  • Tier II Systems Administrator…

    NANA Regional Corporation (Portsmouth, NH)
    LDRM is looking for a Tier II Systems Administrator to work in Portsmouth, NH. To join our team of outstanding professionals, apply today! **Job Summary:** Tier ... candidate would also be able to support an Oracle Linux 8 server. We use an ITIL model which...on our website at: https://www.onezerollc.com/careers/ **Position Title** : T2 Systems Administrator **Location:** Portsmouth, NH On Site… more
    NANA Regional Corporation (08/29/25)
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  • Systems Administrator 1

    Amentum (Annapolis Junction, MD)
    …Security, & Intel space? If so, look no further. Amentum is seeking a ** Systems Administrator ** to join our team of passionate individuals in **Annapolis ... direct impact on the Nation's security and intelligence mission. **Responsibilities:** Skilled Linux based System Administrator to support DevOps team. This role… more
    Amentum (07/19/25)
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  • Systems Administrator 2

    Amentum (Fort Meade, MD)
    …Security, & Intel space? If so, look no further. Amentum is seeking a ** Systems Administrator ** to join our team of passionate individuals in **Fort Meade, ... involved in the resolution process. + Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots,… more
    Amentum (07/17/25)
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  • Principal Systems Administrator

    RTX Corporation (Andover, MA)
    …Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. + Understanding and knowledge ... to prevent security threats, protect the integrity of our systems and support RTX's IT infrastructure around the world....of Windows Servers internals or Linux fundamentals to include DNS, DHCP, AD, and server… more
    RTX Corporation (10/02/25)
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  • Senior Systems Administrator

    Robert Half Technology (Robbinsdale, MN)
    Description We are looking for an experienced Senior Systems Administrator to oversee and enhance enterprise-level data protection, disaster recovery, and IT ... candidate will bring expertise in backup solutions, virtualization technologies, and Linux systems administration. Responsibilities: * Lead the evaluation,… more
    Robert Half Technology (09/26/25)
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  • Systems Administrator Sr / Alis…

    Lockheed Martin (Orlando, FL)
    …at the forefront of cutting\-edge technology and engineering\. Position Assignment: F\-35 Systems Administrator located in Jyvaskyla, Finland, in support of ... updates, anti\-virus/anti\-spyware updates, and patch updates\. * Red Hat Enterprise Linux System Administrator \. * Importing/Exporting large data volumes\. *… more
    Lockheed Martin (09/06/25)
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  • ServiceNow Systems Administrator

    SAIC (Annapolis Junction, MD)
    …problems and remains involved in the resolution process + Configure and manage UNIX, Linux and Windows operating systems and installs/loads operating system ... for the degree + Minimum of 9 years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity is required… more
    SAIC (08/07/25)
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  • Senior Systems Administrator

    ChenMed (Miami, FL)
    …modified at manager's discretion **KNOWLEDGE, SKILLS AND ABILITIES:** + Expert understanding of either Windows or Linux Operating Systems , both is a plus + ... need great people to join our team. The Senior Systems Administrator is responsible for the administration,...with golden image creation, patching, and updated Microsoft & Linux operating systems in AWS + Maintains,… more
    ChenMed (09/18/25)
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