Mechanical Engineer - Arms

TL;DR

Mechanical Engineer - Arms (Robotics): Design, prototype, and validate key hardware components for humanoid robot arms with an accent on load-bearing mechanical design, actuator integration, and electromechanical wiring. Focus on building CAD/2D drawings with GD&T, running simulation/analysis (FEA), and supporting first-article inspection and test stand development.

Location: San Jose, CA

Salary: $120,000 - $250,000 annually

Company

hirify.global develops autonomous general-purpose humanoid robots for home and commercial use.

What you will do

• Design arm parts in 3D CAD to meet load conditions, industrial design form factor, and durability requirements.
• Build prototypes to validate assembly, range of motion, and wire routing.
• Create accurate 2D drawings using GD&T per ASME Y14.5.
• Partner with the GSM team to select suppliers and order components.
• Inspect first articles, build test stands, and continuously support parts on robot development platforms.

Requirements

• 2+ years of mechanical engineering experience.
• Bachelor’s or Master’s degree in Mechanical, Biomechanical, Robotics, Mechatronics, or a related field.
• Expert-level 3D CAD skills for complex geometry mechanical parts.
• Experience designing and building prototypes.
• Experience with simulation and analysis methods (e.g., FEA, MATLAB).
• Experience with actuators (strain-wave, planetary, or cycloidal) and electromechanical integration (sensors, motors, motor drivers, wire harnesses, communication buses).

Nice to have

• Experience with high-volume manufacturing and contract manufacturers.
• CATIA V6 experience.
• Wire harness design experience.

Culture & Benefits

• Full-time role with a US base salary range of $120,000–$250,000 annually.
• Total compensation may include additional benefits depending on the specific role.