• Mid-Level Linux Systems

    The Boeing Company (Berkeley, MO)
    …United States (US) Infrastructure Operations (SUSIO) Organization is currently seeking a **Mid-Level Linux Systems Administrator ** to join the team in ... systems + Develop project plans for the implementation of Linux systems into a computing environment **Basic Qualifications (Required Skills/Experience):**… more
    The Boeing Company (01/09/26)
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  • Senior Linux Systems

    The Boeing Company (Hazelwood, MO)
    …Boeing Company's Specialized United States Infrastructure organization is currently seeking a **Senior Linux Systems Administrator ** to join the team in ... or military experience + 5+ years of experience with RedHat-based systems (RHEL, Oracle Linux , Fedora) and SUSE distro 12 or greater (eg, DataDomain, vProxy)… more
    The Boeing Company (12/25/25)
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  • Linux Systems Administrator

    Arena Technical Resources, LLC (St. Louis, MO)
    Linux Systems Administrator Location: St. Louis, MO, US Job ID: ATR 17232 Job Description We are looking for a talented TS/SCI cleared Red Hat Data Center / ... Systems Administrator in St. Louis, MO to...Systems Administrator in St. Louis, MO to join a team...(not just familiarity) RedHat or some other variance of Linux - Must be able to troubleshoot users' problems… more
    Arena Technical Resources, LLC (01/05/26)
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  • Mid-Level Classified Linux System…

    The Boeing Company (Berkeley, MO)
    systems + Develops project plans for the implementation of Linux systems into a computing environment **Basic Qualifications (Required Skills/Experience):** ... States (US) Infrastructure Operations Organization is currently seeking a **Mid-Level Classified Linux System Administrator ** to join the team in **Berkeley,… more
    The Boeing Company (01/07/26)
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  • Linux Administrator - ACAS

    CACI International (St. Louis, MO)
    Linux Administrator - ACAS Job Category:...the hire date + Expert at operating and maintaining Linux systems + Experience operating and maintaining ... the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS** who could potentially...Information - Software Tools list. + Utilize agency-approved ticketing systems to document, track, assign, update, and coordinate all… more
    CACI International (11/10/25)
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  • Systems Administrator

    Robert Half Technology (St. Louis, MO)
    Description Job Description: Our company is seeking a skilled Systems Administrator to join our IT team. The Systems Administrator will be instrumental ... or related field, or equivalent experience + 3+ years proven experience in a Systems Administrator or related IT infrastructure role + Proficiency with server… more
    Robert Half Technology (12/31/25)
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  • Systems Administrator

    Robert Half Technology (St. Louis, MO)
    Description Overview: Our company is seeking a skilled Systems Administrator to join our dynamic technology team in St. Louis. As a Systems Administrator ... administration or related IT support role. + Strong knowledge of operating systems (Windows, Linux , MacOS) and networking fundamentals. + Experience with… more
    Robert Half Technology (12/24/25)
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  • Systems Administrator - Senior

    CACI International (St. Louis, MO)
    Systems Administrator - Senior Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... investigation upon hire + Expert knowledge of various operating systems (eg, Windows Server, Linux , Unix) +...of various operating systems (eg, Windows Server, Linux , Unix) + Advanced expertise in network protocols, services,… more
    CACI International (11/08/25)
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  • System Administrator

    The Boeing Company (Hazelwood, MO)
    …Active Directory and applying all provided updates and patches to Windows and Linux systems . **Position Responsibilities:** + Maintain and operate Linux ... of Boeing Global Services BGS, is seeking a **System Administrator in Hazelwood, MO** for the Department of Navy...Proven experience in installing and configuring Red Hat Enterprise Linux and Microsoft Windows systems + CompTIA… more
    The Boeing Company (01/07/26)
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  • System Administrator

    The Boeing Company (Hazelwood, MO)
    …CompTIA Security+ Certification + Basic understanding of computer hardware, operating systems (Windows and/or Linux ) and networking concepts + Familiarity ... of industry experience designing, implementing, training, and supporting logistics information systems . A career with the Tapestry Solutions team brings the best… more
    The Boeing Company (12/25/25)
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  • Systems Administrator

    Amentum (St. Charles, MO)
    …assistance and support to end-users. 9. Managing routine morning checks of systems and environment and provide any subsequent remediation. 10. Perform Annual reviews ... of IT infrastructure systems to verify integrity and compliance. 11. Participate in IT projects and initiatives. 12. Maintain accurate documentation of system… more
    Amentum (01/06/26)
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  • Application Support Engineer (Onsite)

    BAE Systems (St. Louis, MO)
    …Polygraph security clearance + Have previous experience with LINUX based operating systems + Previous System Administrator experience + Willing to work in a ... **Job Description** BAE Systems is currently seeking an Application Support Engineer...- shift work is required. Employee Benefits: At BAE Systems , we support our employees in all aspects of… more
    BAE Systems (12/03/25)
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  • Systems Integration Engineer (Devops)

    BAE Systems (St. Louis, MO)
    **Job Description** BAE Systems is seeking mission-oriented System Administrator / Integration Tester to join a dynamic team of IT professionals. As a member of ... as high-level system architecture diagrams illustrating key system components and systems requirements documents + supporting the maintenance of active security… more
    BAE Systems (10/22/25)
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  • Vulnerability Assessment Analyst

    Electrosoft (Belleville, IL)
    …Vulnerability Management System + Some experience with DISA STIGs + Some experience with Unix/ Linux based systems + Some experience with Cisco network devices + ... on occasion. Job description Electrosoft Inc. is seeking an ACAS administrator to support the implementation and sustainment of government-mandated Assured… more
    Electrosoft (12/11/25)
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  • Senior AI Engineer / Solutions Architect - SFL…

    Deloitte (St. Louis, MO)
    …detection, drug discovery, optimizing population health and clinical trials, autonomous systems and edge AI, and renewable energy. Key responsibilities: + Work ... services (or Azure, GCP equivalents) + 4+ years of programming experience with Linux Shell/CLI, Python, SQL, PowerShell, etc. + 2+ years of experience managing teams… more
    Deloitte (12/06/25)
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