4 senior test engineer jobs at 2 companies in Onalaska, WI
2mo
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Agentic Software Test Engineer
La Crosse, Wisconsin, United States
$97k-$136k/yr HybridFull Time
5+ YOE5+ years in software QA, 1+ year with LLM/agent systems, hands-on with AI coding agents and Anthropic/OpenAI APIs, prompt engineering, test design across layers, ability to read/modify C#, Python, or JavaScript code, experience with GitHub Actions, Jira, Playwright/BUnit/xUnit/NUnit.
Claude Code, Cursor, Copilot Workspace, Anthropic API, OpenAI API, C#, Python, JavaScript, GitHub Actions, Jira, Playwright, BUnit, xUnit, NUnit, JSON Schema, Microsoft .NET 10.0, Blazor, ASP.NET Core, Razor, PostgreSQL, EF Core, EnergyPlus
1mo
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Senior Refrigeration Engineer
La Crosse or Pueblo or Davidson
$97k-$136k/yr HybridFull Time
5+ YOEBachelor's in Engineering and 5+ years refrigeration system/subsystem design experience; experience with validation testing, data analysis, and HVAC component design; strong communication skills.
3w
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SENIOR ELECTRONIC DESIGN ENGINEER
Gays Mills, Wisconsin, United States
OnsiteFull Time
5+ YOEBachelor's in electrical/electronics engineering, 5+ years electronic product design experience, Altium and EMC knowledge, wired building automation protocols (BACnet MS/TP, Modbus RTU), PCB and analog/digital circuit design, lab test equipment experience.
Altium Designer, Microsoft Office, Oscilloscope, Multimeter, Logic Analyzer, Spectrum Analyzer, Network Analyzer
1mo
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Lead Thermal Systems Engineer
La Crosse or Pueblo
$124k-$173k/yr HybridFull Time
10+ YOEBachelor's degree in Engineering and 10+ years HVAC or heat exchanger experience required; experience with heat exchanger design, modeling, lab testing, and mentoring engineers. PE or Master's preferred.