• Sr Principal Systems…

    Northrop Grumman (Aurora, CO)
    …part of history, they're making history. Northrop Grumman Space Systems (NGSP) is seeking a ** Sr Principal Systems Administrator ** to join our team at our ... limited to, the following:** + Perform as a Linux and Windows System Administrator on large government contracts. + Perform administration on VMware technologies (or… more
    Northrop Grumman (11/13/25)
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  • Sr . Principal Systems…

    Northrop Grumman (Aurora, CO)
    …they're making history. Northrop Grumman Space Systems (NGSP) seeks to find a ** Sr . Principal Systems Administrator ** supporting the Integrated National ... **Aurora, CO.** **Job Duties:** + Perform as a Linux and Windows System Administrator and able to build these environments from scratch. + Perform administration on… more
    Northrop Grumman (11/06/25)
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  • Sr Principal Windows Systems…

    Northrop Grumman (Dulles, VA)
    …Grumman Chief Information and Digital Office (CIDO) organization is seeking an experienced ** Sr Principal Windows Systems Administrator ** to join its dynamic ... but not be limited to the following:** + Perform as a Windows System Administrator for a classified government contract. + Able to communicate effectively at all… more
    Northrop Grumman (10/31/25)
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  • Sr . Principal System…

    RTX Corporation (Marlborough, MA)
    …secure the integrity of our systems and support IT infrastructures around the world. ** Sr . Principal Linux System Administrators,** internally known as Sr . ... Proficiency with monitoring, vulnerability scanning, and compliance assessment tools (ACAS, Splunk , Nessus, SCAP, STIG, Nagios, SolarWinds) and working knowledge of… more
    RTX Corporation (11/18/25)
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  • Principal / Sr . Principal

    Northrop Grumman (Baltimore, MD)
    …of your career. Northrop Grumman Mission Systems is seeking a Linux Systems Administrator to join its Classified Solutions team in Linthicum, MD. Please note that ... not be limited to the following: + Perform as a Linux/Redhat Systems Administrator for a classified government contract. + Maintain smooth operation of all computer… more
    Northrop Grumman (10/28/25)
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  • Senior Principal Windows System…

    RTX Corporation (El Segundo, CA)
    …mentor + Oversee administrators whose duties may include setting up administrator and service accounts, maintaining system documentation, tuning system performance, ... of time sensitive issues, and escalation as appropriate. + Experience interfacing with senior executives and high-level third party stakeholders. + Must be able to… more
    RTX Corporation (10/24/25)
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  • Senior / Principal Database…

    Sandia National Laboratories (Livermore, CA)
    …Be Like: We are seeking an experienced IT Database Architect / Administrator (job title: Solutions Architect) to join our dynamic, multi-disciplinary 24/7/365 ... performance, troubleshoot issues, and implement performance tuning measures (SolarWinds, Splunk , and/or similar type technologies) + Ensure data integrity, security,… more
    Sandia National Laboratories (11/14/25)
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  • Senior Principal Linux…

    RTX Corporation (El Segundo, CA)
    …world. **What You Will Do** + We are seeking an experienced Linux Administrator that will be working in a highly collaborative, multi-platform and multi-disciplined ... + Experience using VMWare vCenter, vSphere, Windows desktops (Windows 10, 11), Splunk and ESXi and/or other virtual computing methods. + Scripting/ automation… more
    RTX Corporation (09/26/25)
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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …a computational and data science ecosystem for researchers at Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems, ... data warehouse team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the Scientific Computing and Data group, is… more
    Mount Sinai Health System (09/22/25)
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  • Linux / AWS Systems Administrator 3/4…

    Northrop Grumman (Morrisville, NC)
    …will include but not be limited to the following:** + Serve as a senior Linux Systems Administrator within an AWS cloud environment for a classified ... Classified Solutions team is seeking an experienced **Linux Systems Administrator ** to join its dynamic team of technical professionals....**This position may be filled at either level 3 ( Principal level), or level 4 ( Sr . … more
    Northrop Grumman (11/15/25)
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  • Principal Systems Engineer - active TS/SCI…

    V2X (Suitland, MD)
    …the ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior -level Principal Systems Engineer shall lead a diverse, multi- disciplinary ... with integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS/SCI clearance to support our government… more
    V2X (11/15/25)
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