Apptronik is a human-centered robotics company developing AI-powered robots to support humanity in every facet of life. Our flagship humanoid robot, Apollo, is built to collaborate thoughtfully with people, starting with critical industries such as manufacturing and logistics, with future applications in healthcare, the home, and beyond. We operate at the cutting edge of embodied AI, applying our expertise across the full robotics stack to solve some of society's most important problems. You will join a team dedicated to bringing Apollo to market at scale, tackling the complex challenges like safety, commercialization, and mass production to change the world for the better. JOB SUMMARY
As a Senior Hardware Test Engineer - Actuation, you will own the validation infrastructure for the robotic actuation systems that power Apptronik’s humanoid robots. This includes defining how actuators are tested, validated, and qualified before they are integrated into the robot and deployed to production. ESSENTIAL DUTIES AND RESPONSIBILITIES or KEY ACCOUNTABILITIES
Actuation Test Ownership
Serve as the technical owner for manufacturing validation of robot actuators ● Define test strategies for servo-driven electromechanical systems, including: ○ Calibration and alignment
Functional validation
Performance characterization
Fault detection and failure analysis
Ensure test coverage supports product reliability and manufacturabilityTest System Architecture
Define the architecture and requirements for actuator test systems and fixtures ● Work with internal software teams to translate test requirements into automated test software
Specify instrumentation and interfaces including:
Servo drives and motor controllers
EtherCAT motion networks
Position, torque, current, temperature, and vibration sensors
Data acquisition systems
Lead integration and validation of automated test stations
System Integration
Collaborate with controls, hardware, firmware, and systems teams to ensure testability is designed into actuator architectures
Support integration with manufacturing infrastructure including MES systems and production databases
Lead bring-up, debugging, and release of new test stations
Production Ramp & Sustaining Engineering
Support transition from engineering builds to high-volume manufacturing ● Improve test processes for:
Yield
Cycle time
Reliability detection
Investigate and resolve production issues related to actuator performance ● Drive continuous improvement of test systems and validation methodologies
Manufacturing Enablement
Develop and maintain:
Operator and technician training materials
Test equipment maintenance plans
Calibration procedures
Troubleshooting workflows
Create clear, production-ready documentation including test procedures, specifications, and system diagrams
SKILLS AND REQUIREMENTS
Hands-on experience testing servo-driven actuators or motion systems ● Strong understanding of:
Servo control systems
Motor drives
Closed-loop feedback systems
Experience working with EtherCAT-based motion networks
Experience deploying automated test systems for hardware products ● Proven ability to lead complex technical projects from concept through production deployment
Strong cross-functional collaboration with hardware, controls, and manufacturing teams ● Comfortable working in fast-paced robotics or hardware product environments
EDUCATION and/or EXPERIENCE
Bachelor’s degree in Electrical, Electronic, Mechanical Engineering, or relevant experience. - 7+ years of experiencein hardware test, manufacturing test, or system validation of 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
*This is a direct hire. Please, no outside Agency solicitations. Apptronik provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
