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      1324 Systems Analyst jobs in O Fallon,IL

      New, Posted 5 hours ago

      Information Assurance and Security Specialist (Secret Clearance)

      LaunchCode

      Scott Air Force Base, IL 62225

      New, Posted 1 hour ago

      Configuration Management Analyst

      Leidos

      Scott Air Force Base, IL 62225

      New, Posted 17 hours ago

      Sr Data Analyst/Content Manager- Arnold, MO

      BAE Systems, plc

      Saint Louis, MO 63129

      RecruitMilitary

      Field Service Engineer

      RecruitMilitary Placement Services

      O'Fallon, IL

      $36-$42/hr
      New, Posted 1 hour ago
      LinkedIn

      Quality Supervisor

      Kelly Science, Engineering, Technology & Telecom

      Saint Louis, MO 63123

      New, Posted 15 hours ago
      Apply Directly

      Field Service Technician

      Spectrum

      Collinsville, IL 62234

      $20.50/hr
      New, Posted 4 hours ago

      Surveillance Power Plant Officer

      GardaWorld Corporation

      Venice, IL 62090

      $18/hr
      Apply Directly

      Software Developer

      Outlier

      O'Fallon, IL

      $50/hr
      Remote

      • 2+ years of experience in backend engineering, AI automation, or complex systems integration
      • Proven ability to build and maintain production-grade software with modular separation (e.g., distinct services for data parsing, logic processing, and reporting)
      • Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases
      • Practical experience building for live, non-mocked environments and handling multi-turn system interactions.
      • Outstanding attention to detail and the ability to provide clear, high-density technical feedback on complex system behaviors
      • This is a 1099 contract opportunity on the Outlier.ai platform
      • You must be authorized to work in your country of residence
      SmartExplore AI is experimental.
      View now
      New, Posted 1 hour ago

      Senior Quality Assurance Specialist

      Merck Group

      Saint Louis, MO 63103

      ~ 29 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

      • Bachelor's Degree in Science (Chemistry, Pharmacy, etc.) or Engineering (Chemical, Process, etc.).
      • 5+ years of quality experience in a biologic, GMP, or Active Pharmaceutical Ingredient manufacturing environment.
      SmartExplore AI is experimental.
      View now
      New, Posted 1 day ago

      Part-Time Store Cashier/Stocker

      ALDI

      Belleville, IL 62226

      $18.50/hr
      1. O Fallon,IL Jobs
      2. →
      3. Systems Analyst Jobs

      What companies are hiring Systems Analyst jobs in O Fallon,IL?

      1. LaunchCode
      2. Leidos
      3. BAE Systems, plc
      4. RecruitMilitary Placement Services
      5. Kelly Science, Engineering, Technology & Telecom
      6. Spectrum
      7. GardaWorld Corporation
      8. Outlier
      9. Merck Group
      10. ALDI

      What is the hourly salary range for Systems Analyst jobs in O Fallon,IL?

      The hourly salary range is $18 - $50.

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