Senior Electrical Design Engineer

Deft AI

  • San Francisco, California
  • 30+ days ago

    Highlights

    Collaborate with mechanical engineering and firmware engineering to solve integration challenges — cable routing, connector selection, EMI shielding, thermal dissipation, firmware-hardware co-debugging, and communication protocol bring-up within a compact hand assembly. Design schematics and high-density, multi-layer PCB layouts (Altium, KiCad) for motor driver boards, sensor interface boards, and power distribution systems that fit within the tight form factor of a robotic hand.

    Numbers & Facts

    LocationSan Francisco, California
    Websitehttps://www.deftai.co/

    Description

    What to Expect

    You will own the end-to-end electrical design of new robotic humanoid hand/end-effector designs for Deft’s next generation wheeled humanoid robot, cooperating with and reporting directly to the CEO.

    What you'll do

    Design schematics and high-density, multi-layer PCB layouts (Altium, KiCad) for motor driver boards, sensor interface boards, and power distribution systems that fit within the tight form factor of a robotic hand.

    Select, integrate, and characterize sensors — encoders, force/torque sensors, tactile arrays, and temperature sensors — to enable closed-loop control of each finger joint.

    Develop compact motor drive circuits for miniature BLDC or servo motors, including current sensing, protection, and thermal management.

    Build and execute hardware-in-the-loop test setups — validate boards with oscilloscopes, logic analyzers, and power analyzers, and debug issues at the bench alongside the mechanical engineer.

    Write and maintain basic embedded firmware (C/C++) on STM32 or similar microcontrollers for real-time motor control loops, sensor data acquisition, and communication bus interfaces (CAN, SPI, I²C).

    Collaborate with mechanical engineering and firmware engineering to solve integration challenges — cable routing, connector selection, EMI shielding, thermal dissipation, firmware-hardware co-debugging, and communication protocol bring-up within a compact hand assembly.

    Required Qualifications

    Bachelor’s or Master’s degree in Electrical Engineering, Mechatronics or equivalent degree.

    3+ years of experience designing mixed-signal electronics for robotic, mechatronic, or embedded systems.

    Strong PCB design skills — schematic capture, multi-layer layout, and DFM review in Altium, KiCad, or equivalent.

    Proficiency in embedded C/C++ firmware development targeting ARM Cortex-M microcontrollers (STM32, NXP, etc.).​

    Hands-on experience with motor driver design (BLDC, brushed DC, or stepper) and power electronics fundamentals.

    Working knowledge of serial communication protocols (CAN bus, SPI, I²C, UART) and real-time control concepts.

    Comfortable with lab bench work — soldering, rework, probing, and debugging prototypes.

    Excellent communication skills and ability to work in unstructured and high-pressure environments

    Understanding of how to balance development speed versus product quality

    Problem solving with first principles thinking

    Growth mindset: curious and hungry to grow

    Preferred Qualifications

    Prior experience designing electronics for robotic hands, grippers, or prosthetic devices.​

    Experience with EtherCAT or CANopen for deterministic, low-latency actuator networks.​

    Familiarity with battery management systems (BMS) and compact power regulation for mobile/embedded robotics.​

    Knowledge of EMI/EMC mitigation techniques and compliance testing.​

    Experience with Python or MATLAB for automated hardware testing and data analysis.

    Benefits

    Medical, dental & vision plans ($0 payroll deduction)

    Daily meals stipend

    Expected Compensation

    $120,000 - $250,000 annually + equity + benefits

    The pay offered for this position may vary based on several individual factors, including job-related knowledge, skills, and experience. The total compensation package may also include additional components/benefits depending on the specific role. This information will be shared if an employment offer is extended.

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