• Sr . Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (San Antonio, TX)
    **Overview** SR . SYSTEMS ADMINISTRATOR (BAMCIT): Bowhead seeks a Sr . Systems Administrator to support the Geographic Service Providers (GSP) ... for the PEO MS/J-6 through contractor staff augmentation. The Sr . Systems Administrator is tasked...and deployment of technologies such as Windows Server Operating Systems (2016,2019, 2022), Storage Area Networks (SAN), VMware… more
    UIC Government Services and the Bowhead Family of Companies (07/10/25)
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  • Sr . Systems Administrator

    Robert Half Technology (Dallas, TX)
    Description We are looking for an experienced Senior Systems Administrator to join our team in Dallas, Texas. In this role, you will provide both remote and ... settings. * Administer virtualization platforms such as Hyper-V and VMware for enhanced system efficiency. * Implement...* Minimum of 5 years of experience in a Senior Systems Administrator role. *… more
    Robert Half Technology (09/19/25)
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  • Sr . Principal System…

    RTX Corporation (Plano, TX)
    …team solves tough, meaningful problems that create a safer, more secure world. ** Sr . Principal System Administrators** , internally known as Principal Analyst, ... teams to support exciting, critical programs with classified information system capabilities. Success in this role means you are...problems. **What You Will Do: ** + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat… more
    RTX Corporation (09/09/25)
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  • Sr . Systems Administrator

    Robert Half Technology (Dallas, TX)
    Description We are looking for a highly skilled Senior Systems Administrator to join our team in Dallas, Texas. This role requires a detail-oriented ... to established processes and service level agreements. * Conduct regular system monitoring, capacity planning, patch management, and implement change control… more
    Robert Half Technology (09/19/25)
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  • Senior Network Systems…

    General Dynamics Information Technology (Fort Bliss, TX)
    …8 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Network Systems Administrator - PDA GDIT is seeking ... highly experienced and qualified Senior Network Systems Administrator -...Hypervisors (HV), Endpoint Security Solution (ESS) servers, Network Management System (NMS) servers, Assured Compliance Assessment Solution (ACAS) Security… more
    General Dynamics Information Technology (09/27/25)
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  • Software Engineer, Sr / Applications Admin…

    Lockheed Martin (Fort Worth, TX)
    …Kubernetes, Terraform\), and GIT version control Certifications: * RedHat Certified System Administrator \(RHCSA\) * AWS Solutions Architect Associate * ... pioneering a groundbreaking approach to Next Generation Manufacturing Execution Systems \(MES\), Enterprise Resource Planning \(ERP\), and Product Lifecycle… more
    Lockheed Martin (07/19/25)
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  • Systems Administrator

    ManTech (San Antonio, TX)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** System Administrator ** to join our team located in the **San Antonio, TX** area. ... not limited to:** + Demonstrate experience creating and managing virtual environments ( VMWare ESX, VCenter Administration) + Experience in administration of Linux +… more
    ManTech (09/11/25)
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  • Storage Administrator

    GovCIO (Austin, TX)
    …VA and will be a remote position. **Responsibilities** This position is for a Senior Storage Administrator for a mixed and growing environment of various storage ... **Overview** GovCIO is currently hiring for a Storage Administrator , tomanage, maintain, deploy, troubleshoot, and support servers and storage systems . This… more
    GovCIO (09/24/25)
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  • Network Administrator

    GovCIO (Austin, TX)
    …and will be a remote position. **Responsibilities** This position is for a Senior Network Administrator in a mixed and growing environment currently supporting ... Windows server 2019/2022, MS SQL 2019, MS Windows 11, VMWare 7.x.,OEL 8x-9x, and Oracle Operating systems ....will need to be adept at monitoring and tuning system and network performance, ongoing operation of the network,… more
    GovCIO (09/26/25)
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  • Information System Security Engineer…

    Amentum (San Antonio, TX)
    …Security, & Intel space? If so, look no further. Amentum is seeking an Information System Security Engineer - Senior to join our team of passionate individuals ... for transformative change. **Responsibilities:** The duties and responsibilities of the Information System Security Engineer - Senior include, but are not… more
    Amentum (08/29/25)
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