• Technical Account Manager

    Proofpoint (Denver, CO)
    …have an excellent technical and security software foundation, especially related to Linux , messaging, and cloud services, a proven track record of successfully ... integration within the customer's environment, including network, security, systems administration , and messaging management. + Develop and oversee a comprehensive… more
    Proofpoint (10/22/25)
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  • Staff / Sr Staff DevSecOps Engineer

    SciTec (Boulder, CO)
    …Syft + Experience with version control using Git + Systems and service administration in a Linux environment, including the installation and maintenance of ... using Python3 + At least one year of professional experience using Linux operating systems + A bachelor's degree in computer science, engineering, mathematics,… more
    SciTec (10/21/25)
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  • ADC Engineer I, Amazon Dedicated Cloud Engineering…

    Amazon (Denver, CO)
    …Network Defender) or Network+ or Security- 1-3 years of experience with Systems Administration in Linux /Unix (Ubuntu, CentOS, RedHat, Solaris, etc.) - 1-3 years ... excellence and troubleshooting complex system operations, have a good understanding of Linux , networking and general knowledge of cloud services. We need engineers… more
    Amazon (10/16/25)
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  • GCCS Systems Administrator

    Paragon Cyber Solutions (Colorado Springs, CO)
    …with GCCS-J version 6.0 and/or at least five (5) years of Windows and Linux systems administration experience. + Strong knowledge of Server Operating Systems. + ... + Familiarity with Java application servers (Tomcat, JBoss). + Familiarity with Linux /UNIX applications and services (NFS, SSH, NTP, LDAP, HTTP, Ansible). Additional… more
    Paragon Cyber Solutions (10/11/25)
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  • Sr. Specialist, Software Engineer / Virtualization…

    L3Harris (Colorado Springs, CO)
    …stakeholders. Essential Functions: + Assists in the creation, maintenance/ administration , and troubleshooting of the Virtual Computing Environment (VCE) ... hosts in the clusters. + Maintains awareness of new virtualization products and administration methods with rese arch and new technology training. + Recommends and… more
    L3Harris (12/12/25)
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  • Systems Engineer

    ISYS Technologies (Schriever AFB, CO)
    …within DataPower proxies, is required. + Experience with Red Hat or other Linux -based server administration is required. + Preferred quals: + Data mining ... TS/SCI/SAP clearance is required. + Highly skilled in system administration , monitoring, application management, and automation disciplines to ensure efficient… more
    ISYS Technologies (12/10/25)
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  • Production Service Systems Administrator 3

    Oracle (Denver, CO)
    …degree, in Computer Science, or equivalent work experience. + Experience with Linux System Administration , Networking, Storage, Compute and Virtualization + ... systems and databases, supporting critical business operations. Will perform administration and analysis for multiple production environments and recommend new… more
    Oracle (11/25/25)
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  • Senior Associate Systems Operations Engineer

    NTT America, Inc. (Denver, CO)
    …and operate virtualized environments to support virtualized systems (Windows and Linux ) + Perform regular system maintenance, including software updates, patches, ... experience. + Relevant certifications (eg, Microsoft Azure, Windows Server administration , Office 365 and respective applications, VMware Certified) are desirable.… more
    NTT America, Inc. (11/20/25)
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  • Senior Information Systems Security Officer (ISSO)

    RTX Corporation (Aurora, CO)
    …You Will Do** + Cybersecurity sustainment activities (hardware change administration , software change administration , account overseeing, media protection, ... skills, technical knowledge, exemplary customer service skills, thorough time administration skills, the ability to creatively find solutions to complex… more
    RTX Corporation (11/18/25)
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  • DevOps Engineer (Level 3 OR 4)

    Northrop Grumman (Aurora, CO)
    …not needed to start, but must be able to obtain within 6 months + Administration experience with Linux or related operating systems. + Experience in an Agile ... preferred qualifications ​ **Preferred Qualifications:** + Terraform + Kubernetes administration + AWS administration + Flux +...+ Terraform + Kubernetes administration + AWS administration + Flux + Helm + DynamoDB + NATS… more
    Northrop Grumman (11/13/25)
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