• Windows Administrator

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for a Windows Administrator , tocreate and maintain team technical instructions, operating procedures and policies as ... position. **Responsibilities** This position is for a Senior Systems Administrator supporting the Windows team. This is currently a mixed and growing environment… more
    GovCIO (09/24/25)
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  • Senior / Principal Windows System…

    SciTec (Boulder, CO)
    …be considered. SciTec has an immediate opportunity for a talented Senior / Principal Windows System Administrator to join our team in Boulder, CO. Successful ... Requirements + 5+ years professional experience performing duties of a Windows system administrator + Strong knowledge of Microsoft Windows desktop and… more
    SciTec (11/19/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …but not be limited to, the following:** + Perform as a Linux and Windows System Administrator on large government contracts. + Perform administration on VMware ... Space Systems (NGSP) is seeking a **Sr Principal Systems Administrator ** to join our team at our facility in...experience with Linux (RedHat Enterprise Linux is preferred) and Windows + Perform administration on VMware technologies (or related)… more
    Northrop Grumman (11/13/25)
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  • Systems Administrator (Level 2 or 3)

    Northrop Grumman (Aurora, CO)
    …position is located in **Aurora, CO.** **Job Duties:** + Perform as a Linux and Windows System Administrator and able to build these environments from scratch. + ... Grumman Space Systems (NGSP) seeks to fill a **Systems Administrator (Level 2 or 3)** supporting the Integrated National...administration experience with Linux RHEL 7x - 9x and Windows Server 2022 and above and Windows more
    Northrop Grumman (11/06/25)
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  • Senior System Administrator

    University of Colorado (Aurora, CO)
    …Staff The SOM IS Shared Services team is currently seeking a Senior System Administrator with a primary focus on Windows systems and some experience with ... **Senior System Administrator ** **Description** **University of Colorado Anschutz Medical Campus**...configure, support, and maintain physical and virtual servers (95% Windows , 5% Linux). + Monitor performance, troubleshoot issues, and… more
    University of Colorado (11/19/25)
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  • Systems Administrator (TS/SCI with Poly…

    Fluor (Aurora, CO)
    …and have favorably completed a government issued polygraph The Systems Administrator is highly knowledgeable within designated Industrial Control System (ICS) ... This role will install, maintain, audit, and support a stand-alone Microsoft Windows network environment using a VMware backend infrastructure. Analyze and test new… more
    Fluor (10/29/25)
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  • SARC/RPRC Coordinator/HSR Portal…

    University of Colorado (Aurora, CO)
    **SARC/RPRC Coordinator/HSR Portal Administrator ** **Description** **University of Colorado Anschutz Medical Campus** **Department: Office of Regulatory Compliance - ... Clinical Research Administration Office** **Job Title: SARC/RPRC Coordinator/HSR Portal Administrator ** **Position #: 756334 - Requisition #:** **37863** **Job… more
    University of Colorado (11/19/25)
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  • Omnissa Horizon and Citrix Systems…

    BAE Systems (Westminster, CO)
    …Protect Those That Protect Us. We are seeking a Principal Systems Administrator with extensive experience designing, securing and maintaining Omnissa Horizon remote ... team. The successful candidate will also have experience with Windows Server and Windows Server technologies. Knowledge...and ADC s is also a plus. The Systems Administrator will be expected to team with peers, internal… more
    BAE Systems (09/09/25)
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  • Senior Linux Systems Administrator - 10k…

    Leidos (Aurora, CO)
    …**Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial support for the implementation, troubleshooting,… more
    Leidos (10/09/25)
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  • Storage Administrator

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for a Storage Administrator , tomanage, maintain, deploy, troubleshoot, and support servers and storage systems. This position ... be a remote position. **Responsibilities** This position is for a Senior Storage Administrator for a mixed and growing environment of various storage HW. This… more
    GovCIO (09/24/25)
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  • Principal Linux Systems Administrator

    Northrop Grumman (Aurora, CO)
    …Grumman Classified Solutions team is seeking an experienced **Linux Systems Administrator ** to join its dynamic team of technical professionals. The qualified ... not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively at all levels of… more
    Northrop Grumman (11/11/25)
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  • Sr. Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …Grumman Space Systems (NGSP) seeks to fill a **Sr. Principal Systems Administrator ** supporting Integrated National Systems (INS) Business Unit (BU). This position ... an adjudicated CI Polygraph.** + Basic understanding of VMWare, k8s, Windows , Linux, enterprise implementation, migration, and maintenance. + Experience in Security… more
    Northrop Grumman (10/30/25)
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  • Systems Administrator

    Robert Half Technology (Genesee, CO)
    Description We are looking for a skilled Systems Administrator to join our non-profit organization in Denver, Colorado. This role is integral to maintaining and ... practices and resolve technical challenges. Responsibilities: * Administer and optimize Windows Server and Linux systems, ensuring reliability and performance. *… more
    Robert Half Technology (10/28/25)
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  • Service Desk Administrator

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for a Service Desk Administrator with an active Secret clearance to provide Tier I phone support and troubleshooting in ... system, and assist with maintaining/updating support documentation. + Support Microsoft Windows environments and resolve Tier 1 hardware and software problems with… more
    GovCIO (10/09/25)
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  • Network Administrator

    GovCIO (Denver, CO)
    …a remote position. **Responsibilities** This position is for a Senior Network Administrator in a mixed and growing environment currently supporting functional teams ... and customers that utilize MS Windows server 2019/2022, MS SQL 2019, MS Windows 11, VMWare 7.x.,OEL 8x-9x, and Oracle Operating systems. This position will work… more
    GovCIO (09/26/25)
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  • Top Secret Systems Administrator (Level 3)

    Insight Global (Louisville, CO)
    …An aerospace company in Louisville, CO, is looking for a Top Secret Systems Administrator (Level 3) to join their growing classified IT team. In this role, you ... hardware and software. Their environment is a mix of Windows and Linux, and you will also be supporting...systems administration 2 years of experience support RHEL and Windows operating systems 1 years of experience supporting virtualization… more
    Insight Global (11/10/25)
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  • Senior Sharepoint Administrator

    Deloitte (Denver, CO)
    …support. Qualifications + 5+ years of experience in Information Technology supporting Windows environments + 3-5 years of experience as a SharePoint Administrator ... or similar role and knowledge of the following: + Hands-on experience with SharePoint Subscription Edition and/or SharePoint Online administration. + Knowledge of SharePoint Designer, Power Automate, and InfoPath. + Understanding of Active Directory, IIS, and… more
    Deloitte (10/28/25)
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  • Senior Database Administrator

    Highmark Health (Denver, CO)
    …Citizen (due to contractual/access requirements) We are seeking a Database Administrator with experience in PostgreSQL databases within Google Cloud Platform (GCP), ... related to the DBMS technology and computing platform such as Z/OS, UNIX, Linux, and Windows + Take a lead role in conducting root cause analysis to identify and… more
    Highmark Health (10/28/25)
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  • UNIX Administrator

    ASM Research, An Accenture Federal Services Company (Denver, CO)
    …knowledge of Microsoft Operating Systems and products that include Microsoft Windows , Windows Servers, Microsoft Office365 and SharePoint, Microsoft Teams. ... + Applies standard methodology, techniques, procedures and criteria. + Ability to analyze, troubleshoot and resolve complex system hardware, software or networking related problems. + Ability to plan and coordinate the deployment of new technology and resolve… more
    ASM Research, An Accenture Federal Services Company (10/18/25)
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  • Senior Associate Systems Operations Engineer

    NTT America, Inc. (Denver, CO)
    …with issues as a team. + Install, configure, and monitor operating systems ( Windows ) and related software applications. + Ability to use and operate virtualized ... environments to support virtualized systems ( Windows and Linux) + Perform regular system maintenance, including...are desirable. **REQUIRED EXPERIENCE** + Experience as a Systems Administrator , with a focus on implementation, and administration. +… more
    NTT America, Inc. (11/20/25)
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