Junior Electrical Engineer - HRI

1 month ago
Full-time
Junior
IoT and Embedded Systems
Apptronik

Apptronik

Apptronik develops versatile humanoid robots to tackle tasks humans prefer not to do, aiming to reshape existence and enhance universal quality of life.

Aerospace & Defense
51-250
Founded 2015
$23M raised

Description

  • Support the design and prototyping of HRI-specific circuitry, including LED drivers, display backlight controllers, and audio front-ends.
  • Assist in selecting components for visual displays and audio systems based on project specifications.
  • Implement and test multi-layer mixed-signal PCBAs with attention to signal integrity for audio and display interfaces.
  • Execute validation and test plans for HRI subsystems using specialized equipment to measure audio and display performance.
  • Collaborate with firmware and UX teams to troubleshoot hardware-software interactions for user feedback mechanisms.
  • Maintain detailed documentation of design changes, test results, and assembly procedures.
  • Ensure designs follow established EMI/EMC best practices under the guidance of senior staff.
  • Support relationships with vendors, contract manufacturers, and external design services.
  • Support senior and staff engineers in project execution by incorporating deadlines, requirements, and feedback.

Requirements

  • Bachelor’s or Master’s degree in Electrical Engineering or a related field.
  • At least 3 years of industry experience in audio electronics, with focus in acoustic electronics design, smart speakers, headphones, or robotics.
  • Proficiency with modern schematic capture and PCB layout tools such as Altium Designer.
  • Proficiency with common electronics test equipment, including oscilloscopes, power supplies, signal generators, and digital multimeters.
  • Knowledge of microphones, speakers, audio amplifiers, I2S, signal conditioning and filtering, A/D and D/A converters, and digital signal processing (preferred).
  • Understanding of Thiele/Small parameters, lumped element modeling, and non-linear distortion mechanisms (nice to have).
  • Exposure to simulation tools such as COMSOL, LEAP, or equivalent (nice to have).
  • Exposure to audio systems (nice to have).
  • Exposure to adaptive filtering, array processing, and speech enhancement algorithms (nice to have).
  • Familiarity with signal processing requirements for ASR engines and wake-word systems (nice to have).

Interested in this position?

Apply directly on the company website

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