10,000+ Mainframe Performance Engineer jobs in St. Louis, MOSet Job AlertWant more jobs like this?We’ll send you jobs that match this search criteria. Get jobs in St. Louis, MO delivered to your inbox every week.Enter emailSend me The Muse newsletters for the best in career advice and job search tips.Get Jobs!By signing up, you agree to our Terms of Service & Privacy Policy.Mainframe Performance EngineerAt Morgan Stanley -St. Louis, MO + 45 locationsPosted on Mar 28View Job Mainframe Configuration SpecialistAt Kyndryl -Hazelwood, MO / RemotePosted on Apr 4View Job Engineer IIAt Edward Jones -St. Louis, MOPosted on Mar 4View Job Senior Risk AssessorAt Spectrum -Maryland Heights, MOPosted on Feb 12View Job Software EngineerAt Leidos -O'Fallon, ILPosted on Apr 8View Job Bioenvironmental EngineerAt United States Air Force -Belleville, ILPosted on Apr 7View Job Engineer IIIAt Edward Jones -St. Louis, MOPosted on Mar 27View Job Software EngineerAt Leidos -St. Louis, MOPosted on Apr 8View Job Bioenvironmental EngineerAt United States Air Force -Belleville, ILPosted on Apr 7View Job Java Engineer IIIAt Edward Jones -St. Louis, MOPosted on Apr 1View Job Systems Engineer / ArchitectAt Leidos -O'Fallon, ILPosted on Apr 4View Job Bioenvironmental EngineerAt United States Air Force -Edwardsville, ILPosted on Apr 7View Job Transport Network Engineer IIAt Leidos -O'Fallon, ILPosted on Apr 10View Job Bioenvironmental EngineerAt United States Air Force -Edwardsville, ILPosted on Apr 7View Job Bioenvironmental EngineerAt United States Air Force -Edwardsville, ILPosted on Apr 7View Job Bioenvironmental EngineerAt United States Air Force -Edwardsville, ILPosted on Apr 7View Job Bioenvironmental EngineerAt United States Air Force -Florissant, MOPosted on Apr 7View Job Bioenvironmental EngineerAt United States Air Force -O'Fallon, ILPosted on Apr 7View Job Developmental EngineerAt United States Air Force -O'Fallon, ILPosted on Apr 7View Job Developmental EngineerAt United States Air Force -Edwardsville, ILPosted on Apr 7View Job