Embedded Systems QA Engineer
Core
Validate embedded controller applications for refrigeration and HVAC systems in lab and field environments to ensure product reliability and correct deployment.
Role type
Embedded Systems QA Engineer (HVAC/Refrigeration)
Builds
Refrigeration case controllers, CO2 high pressure valve controllers, and HVAC zone control applications
Domain
Climate technology / HVACR / Embedded Controls
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
functional and system-level testing, embedded systems validation, electrical schematics interpretation, wiring diagrams reading, regression and integration testing, defect tracking, root cause analysis, field troubleshooting, SOP/MOP validation
Preferred skills
Controls Engineering (PID loops, sensors, actuators), CO2 refrigeration systems, Modbus/BACnet communication tools, logging/diagnostic tools, test automation frameworks, customer support
Technologies
Modbus, BACnet, embedded controllers, HVAC zone control applications
Responsibilities
Develop, execute, and maintain test plans and reports for controller applications; Perform regression and integration testing across firmware and application updates; Analyze logs and system behavior to diagnose field issues; Validate control logic, alarms, fail-safes, and system interactions; Review technical documentation including control schematics and wiring diagrams; Support beta deployments and provide feedback to development teams
Seniority
Mid-level, hands-on IC