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Rivian

Makes electric pickups, SUVs and delivery vans

Senior Thermal Development and Calibration Engineer

Thermal & Fluids EngineeringUpdated on Nov 12
Full-timeIrvine, CA, USAIn-person

About the Job

Requirements

  • Bachelor’s degree in Mechanical Engineering, Electrical Engineering, Systems Engineering, Automotive Engineering, or a related engineering discipline.
  • Minimum 5+ years of experience in automotive HVAC, thermal systems, feature development, controls, or calibration.
  • Demonstrated experience developing and validating vehicle climate comfort behavior.
  • Strong understanding of HVAC system operation, refrigerant and heat pump systems, airflow delivery, heating and cooling strategies, and occupant comfort behavior.
  • Experience creating test plans, validation procedures, and engineering documentation tied to requirements and sign-off criteria.
  • Experience with data analysis, issue triage, and structured root cause investigation.
  • Ability to drive alignment across multiple engineering teams.
  • Ability to operate independently in an ambiguous development environment and lead technical convergence toward launch decisions.

Responsibilities

  • Support vehicle-level climate comfort feature development from concept through launch readiness and post-SOP improvement.
  • Define feature use cases, operating states, triggers, inhibits, fallback behavior, and customer-facing acceptance criteria.
  • Translate climate comfort intent into clear cross-functional requirements for vehicle systems, software, calibration, and subsystem teams.
  • Develop calibration strategies and tuning plans for HVAC and thermal comfort features across program milestones.
  • Lead calibration maturation for vehicle features across mule, lab car, chamber, road load, and program builds.
  • Create and maintain validation plans, DVP inputs, test procedures, and pass/fail criteria aligned to feature requirements and program milestones.
  • Plan and execute vehicle-level testing for climate comfort features in chamber, road, and extreme environment conditions.
  • Analyze test data, identify gaps to target, and drive issue triage, root cause, and closure across software, systems, and thermal teams.
  • Work directly with Rivian and Volkswagen Group Technologies System Software and implementation teams to define detailed feature logic, calibration hooks and parameters, diagnostics, and observability needs.
  • Partner with Aerothermal and attribute teams to align comfort targets, ambient assumptions, success criteria, and performance sign-off expectations.
  • Interface with Thermal and Refrigeration subsystem teams on requested evaporator, airflow, and compressor operating targets and required validation conditions for feature success.
  • Collaborate with UI/UX teams to ensure settings behavior, alerts, messaging, and customer controls support the intended feature experience.
  • Drive readiness reviews using milestone-based KPI tracking for requirement maturity, calibration maturity, validation completion, issue closure, and launch risk.
  • Communicate results, open issues, risks, and recommendation paths to engineering leadership and cross-functional stakeholders.
  • Support post-launch issue resolution, OTA improvement opportunities, and incorporation of field learnings into future feature updates.

Desired Qualifications

  • 7+ years of experience in automotive thermal feature development or climate controls calibration.
  • Strong understanding of vehicle climate comfort in EV applications, including heat pump and high-voltage thermal interactions.
  • Experience with automotive communication protocols and debugging tools such as CAN, LIN, Ethernet, CANalyzer, CANoe, INCA, or equivalent tools.
  • Experience with chamber testing, off-site hot and cold weather testing, and instrumented vehicle development.
  • Experience defining feature requirements or decomposing customer-facing behavior into vehicle, software, and subsystem deliverables.
  • Background in HVAC controls calibration, comfort target development, drive-quality-style tuning, or customer-experience-focused feature tuning.
  • Familiarity with software and systems development workflows including issue tracking, requirement traceability, diagnostics, and observability planning.
  • Experience supporting milestone reviews and launch readiness reporting for vehicle programs.
  • Experience physically instrumenting vehicles for thermal testing using thermocouples, anemometers, humidity sensors, and CO2 sensors.

About the Company

Rivian

Makes electric pickups, SUVs and delivery vans

Rivian designs and builds electric pickup trucks, SUVs, and delivery vans, pairing off-road ability with electronics and software it develops itself. In 2021, its R1T became the first fully electric pickup truck on the US consumer market, ahead of larger rivals such as Ford and Tesla. It makes the R1T pickup, the R1S and R2 SUVs, and commercial vans in Normal, Illinois, and sells them directly online and in its own stores rather than through dealers. Its vehicles run on Rivian's own software, which gains features through updates sent over the internet, and most revenue comes from vehicle sales, with service and optional software adding more. Rivian was founded in 2009 and is based in Irvine, California.

Company size
10,001+
Company stage
IPO
Headquarters
Irvine, CA
Founded
2009

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