Senior Mechanical Engineer - Actuation

Apptronik|29 Sep 2026

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Before you apply

Listed location: Austin, TX

Work arrangement: onsite. A remote label does not confirm worldwide eligibility or visa sponsorship.

Read the employer’s description for qualifications, compensation and work eligibility. Confirm the position is still open on the application page.

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Job Description

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 Applied 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

We're looking for highly motivated and talented engineers with hands-on experience and a passion for robotics to join our team. Specifically, we seek a Mechanical Engineer with proven capabilities in electric actuation design – electric motors, drivetrains, electromechanical packaging, joint/mechanism design, and testing to support the development of our next-generation humanoid robotics system.

ESSENTIAL DUTIES AND RESPONSIBILITIES or KEY ACCOUNTABILITIES

Lead detailed design and analysis of actuators (rotary and linear)
Guide junior engineers to improve their designs
Collaborate with a small cross-disciplinary team of engineers
Participate in creative brainstorming for concept generation
Conduct engineering analysis to drive design decisions
Compare concepts via iterative design, prototype, assembly, and test
Perform analysis (FEA, etc.) to optimize and validate design
Create GD&T-informed drawings, a Bill of Material, and procurement documentation
Produce assembly instructions and finalize project documentation
Participate in pilot build of your designs
Perform DVP&R to ensure design meets requirements
Iterate on design to harden for scalability and DFMA

SKILLS AND REQUIREMENTS

Mastery of engineering fundamentals / first principles
High proficiency in CAD (NX, SolidWorks, Creo, or similar)
Demonstrated hands-on experience prototyping and testing mechanical components.
Exceptional attention to detail
Excellent teamwork and collaboration
Outstanding organizational and time management skills
The ability to multi-task and manage conflicting deadlines
Strong written and verbal communication
Great team player able to perform within a dynamic start-up environment
Knowledge of kinematics, structures (statics), dynamics, joints/mechanisms, and electromechanical packaging optimization
Experience in designing with planetary gears and linear transmissions is preferred
Experience in humanoid/legged robotics is preferred
Understanding of motor control systems and PCB layout principles is preferred

EDUCATION and/or EXPERIENCE

Bachelor’s degree (or equivalent) in Mechanical Engineering or related field
6+ years in development of actuation and/or robotic systems or similar

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.

Frequently asked questions

Is the Senior Mechanical Engineer - Actuation position at Apptronik remote?

The Senior Mechanical Engineer - Actuation role at Apptronik does not have a confirmed remote arrangement in our data. Check the employer description for its work location.