Mechanical Engineer – Thermal Simulation & Analysis

JOB SUMMARY

Apptronik is seeking a Mechanical Engineer – Thermal Simulation & Analysis to supports the development and validation of thermal solutions for Apptronik’s humanoid robot, Apollo. This role focuses on executing simulations, assisting in testing, and contributing to the design of thermal systems for tightly integrated robotic hardware. The engineer will work under guidance while building expertise in thermal modeling and analysis.

ESSENTIAL DUTIES AND RESPONSIBILITIES or KEY ACCOUNTABILITIES

• Assist in developing CFD and thermal models for actuators, electronics, and battery systems
• Run simulations using established tools and workflows
• Analyze simulation and test data to identify trends and performance gaps
• Support thermal testing, including setup, instrumentation, and data collection
• Collaborate with design engineers to incorporate thermal considerations into designs
• Document modeling approaches, assumptions, and results
• Support model validation through correlation with experimental data

SKILLS AND REQUIREMENTS

• Familiarity with CFD tools (e.g., Simcenter CFD, Ansys Icepak, Fluent, or similar)
• Understanding of basic heat transfer principles (conduction, convection, radiation)
• Strong analytical and problem-solving skills
• Ability to clearly document and communicate technical findings
• Willingness to learn and grow in a fast-paced engineering environment

EDUCATION and/or EXPERIENCE

• Bachelor’s or Master’s degree (or equivalent) in Mechanical Engineering or related field
• At least 2–5 years of experience in thermal analysis, simulation, or mechanical design

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