- Fiserv (Chicago, IL)
- …impact on a global scale, come make a difference at Fiserv. **Job Title** Senior Mainframe Performance Engineer (z/OS) **About your role:** You will be ... SLAs and KPIs. **What you'll do:** + Conduct detailed analysis of mainframe performance metrics to identify areas for improvement as well as generating detailed… more
- Ensono (Chicago, IL)
- Mainframe Security EngineerRemote - United StatesJR011549 **About the role and what you'll be doing:** **Job Description Summary:** **This is a Mainframe ... plus + Bachelor's or master's degree preferred + Other mainframe security products a plus **Why Ensono?** Ensono is...an annual bonus plan based on company and individual performance and an equity grant under our Associate Equity… more
- US Bank (Chicago, IL)
- …adhering to architectural best practices; considers scalability, reliability and performance of systems/contexts affected when defining technical designs - Performs ... analysis on failures, propose design changes, and encourage operational improvements - Makes sound design/coding decisions keeping customer experience in the forefront - Takes feedback from code review and apply changes to meet standards - Conducts code… more
- Amazon (Chicago, IL)
- …leading the implementation process, ensuring adherence to best practices, optimizing performance , and managing risks throughout the project. The AWS Professional ... do. Mentorship and Career Growth We're continuously raising our performance bar as we strive to become Earth's Best...experience - 10+ years of hands-on technical experience with mainframe , non-x86 legacy systems and with technologies such as… more
- Rocket Software (Springfield, IL)
- …opportunity located anywhere in the United States. The Senior Customer Solutions Engineer brings creativity, curiosity and passion to the role working with our ... the IBM OMEGAMON product family and various other IBM Mainframe products. The candidate must have a strong working...is a plus. **Soft Skills and Practices:** + Analyzing performance data to tune the system and reduce overhead.… more
- Teradata (Springfield, IL)
- …companies across every major industry trust Teradata to improve business performance , enrich customer experiences, and fully integrate data across the enterprise. ... Empowered Team? Join us as a Staff Systems Design Engineer and play a pivotal role in sustaining stable...play a pivotal role in sustaining stable and reliable Mainframe environments in support of Teradata Product testing and… more
- CVS Health (Buffalo Grove, IL)
- …and every day. **POSITION SUMMARY** We are seeking an exceptional Systems Staff Engineer - z/OS with a proven track record in z/OS software lifecycle methodologies ... audit compliance, and proactive remediation of vulnerabilities. The Systems Staff Engineer will collaborate with cross-functional teams to design, develop, and… more
- CVS Health (Downers Grove, IL)
- …and cloud native. Another candidate expertise we are seeking includes expert level Mainframe modernization. As a key technical leader, you will drive the adoption of ... best practices in software engineering, ensuring high performance , scalability, and security in mission-critical applications. You will play a pivotal role in… more
- Levi, Ray & Shoup, Inc. (Springfield, IL)
- …File Transfer Filters Careers Added Apr 01, 2025 QA Engineer (26819) Springfield, IL | Temp to Perm Apply ... a challenge for the right person. LRS Consulting Services is seeking a QA Engineer for a 6-month contract to hire opportunity with our client in Central Illinois!… more
- Caterpillar, Inc. (Peoria, IL)
- …world, so we can all enjoy living in it. Caterpillar Inc. seeks Sr. Software Engineer at its facility located at 501 SW Jefferson Ave, Peoria, IL 61630. Contribute ... maintenance of existing mobile, web, cloud, server, personal computer, mainframe , and/or distributed computing systems. Perform all programming, project management,… more