• Sr. IT Systems Engineer…

    Prime Therapeutics (Jefferson City, MO)
    …our passion and drives every decision we make. **Job Posting Title** Sr. IT Systems Engineer - Observability Team - Remote **Job Description** The main function ... of a Systems Engineer in the Observability team typically...and ability to work on various OS platforms including AIX , Linux, Windows and Ansible Automation + Excellent written,… more
    Prime Therapeutics (09/12/25)
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  • Lead Site Reliability Engineer…

    Enterprise Mobility (St. Louis, MO)
    …our business to grow through the implementation of new capabilities. The ** Engineer 3, Systems ** is responsible for ensuring the availability, performance, ... to system administration topics, and vice versa. As an ** Engineer ** **3, Systems ** you will be expected...Splunk, Dynatrace or equivalent tools + 5+ years of AIX sysadmin and associated tools + Must be committed… more
    Enterprise Mobility (08/30/25)
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  • Sr BizOps Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Sr BizOps Engineer Job Overview: Leads Reactive Systems Architecture projects and ... delegation and provides follow-up. Education: * Bachelor's Degree in Information systems or equivalent experience. Knowledge / Experience: * Demonstrates an advanced… more
    Mastercard (08/29/25)
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  • Senior Information Security Engineer

    Mastercard (O'Fallon, MO)
    …realize their greatest potential._ **Title and Summary** Senior Information Security Engineer Overview Mastercard is seeking candidates to join our Security ... Can you provide detailed guidance on the securely implement systems in public cloud environments? * Can you advise...and technical security experience with UNIX, Linux, Solaris, or AIX * Demonstrate the ability to articulate and communicate… more
    Mastercard (09/24/25)
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  • Lead Software Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Lead Software Engineer Overview * The Cryptographic Security Team is a dedicated collection ... able to obtain a deep technical understanding of the applications/ systems that they are working on and must be...knowledge and technical security experience with UNIX, Linux, FreeBSD, AIX , or Windows. * Hand-on experience in Shell Scripting… more
    Mastercard (09/14/25)
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  • Software QA Journeyman - Integration Testing…

    Guidehouse (Kansas City, MO)
    …integration points and requirements. + Perform end-to-end testing of software systems , APIs, and third-party integrations. + Identify, document, and track defects ... frameworks. + Familiarity with performance testing and monitoring tools (eg, Splunk, AIX , OEM). + Exposure to enterprise scheduling tools such as Control-M or… more
    Guidehouse (09/28/25)
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  • Software Quality Assurance Testers

    Guidehouse (Kansas City, MO)
    …will : + Test basic to moderately complex features of enterprise software systems using predefined test plans and scripts. + Follow standardized testing procedures, ... This role typically reports to a supervisor or senior engineer and works under close guidance while building proficiency...will: + Test moderately complex features of enterprise software systems using established test plans and scripts. + Execute… more
    Guidehouse (09/28/25)
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  • Journeyman Software Quality Assurance Tester

    Guidehouse (Kansas City, MO)
    …Tester, you will: + Test moderately complex features of enterprise software systems using established test plans and scripts. + Execute functional, integration, and ... documentation updates. This role typically reports to a supervisor or senior engineer and works under close direction while gaining proficiency in enterprise testing… more
    Guidehouse (09/28/25)
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