Own the joint actuators - motors, gearboxes, sensing and thermal - that give the humanoid its torque, speed and compliance. Key responsibilities: Specify, model and select actuators against joint torque and velocity requirements. Own gearbox, bearing, backlash and efficiency characterisation. Run dynamometer and life testing; own actuator reliability data. Work with suppliers on custom and semi-custom actuator builds. Requirements: Electromechanical actuator design or selection; BLDC/PMSM motors, harmonic or cycloidal drives, torque sensing; test rig work; robotics, automotive or aerospace background. Salary: Salary on application The Manchester factory comes online Q1 2027. Roles are recruited ahead of that date, with start dates agreed individually. #J-18808-Ljbffr