Senior Mechanical Engineer – Thermal Simulation & Analysis
Apptronik · Austin, TX · 2 days ago
EngineeringFull-time
ESSENTIAL DUTIES AND RESPONSIBILITIES
- Design and develop thermal management solutions (passive and active) for actuators, compute systems, and battery packs
- Build and execute CFD and heat transfer simulations to guide design decisions
- Perform transient thermal analysis for dynamic robot operation and varying duty cycles
- Collaborate cross-functionally with mechanical, electrical, and controls teams to integrate thermal solutions
- Supports test plan creation by identifying critical thermal scenarios from CFD and transient models and defining corresponding instrumentation and test procedures
- Mentor junior level engineers and act as the technical escalation point for hardest problems
- Correlate simulation results with physical test data and refine models accordingly
- Contribute to material selection (TIMs, heat spreaders, alloys) balancing performance, weight, and cost
- Develop and document thermal design guidelines and best practices
Skills And Requirements
- Strong proficiency in CFD tools (e.g., Ansys Icepak, Fluent, or similar)
- Solid understanding of heat transfer principles: conduction, convection, and radiation
- Experience with transient thermal modeling and real-world duty cycles
- Ability to perform first-order thermal calculations to guide design decisions
- Strong cross-functional collaboration and communication skills
- Experience working with physical hardware and test environments
Education And/or Experience
- Bachelor’s or Master’s degree (or equivalent) in Mechanical Engineering or related field
- At least 5–8 years of experience in thermal design and simulation for electromechanical systems
Physical Requirements
- Prolonged periods of sitting at a desk and working on a computer
- Must be able to lift 15 pounds at times
- Vision to read printed materials and a computer screen
- Hearing and speech to communicate