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Audio Engineer III

US Tech Solutions, Inc.

Redmond, WA

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JOB DETAILS
SALARY
$70–$90 Per Hour
JOB TYPE
Temporary, Contractor, Full-time
SKILLS
ARM (Advanced RISC Machine), Agile Programming Methodologies, Algorithms, Audio Engineering, Audio Precision, Bluetooth, C Programming Language, C++ Programming Language, Code Reviews, Communication Skills, Computer Engineering, Computer Firmware, Computer Science, Computer Skills, Continuous Improvement, Cross-Functional, Debugging Skills, Digital Signal Processing (DSP), Electrical Engineering, Embedded Systems, Hardware Architecture, Hardware Design, I2C, Identify Issues, Laboratory Equipment, Logic Analyzer, Low Power, Manufacturing, Multithreaded Programming, Oscilloscope, Power Management, Printed Circuit Board (PCB), Problem Solving Skills, Process Improvement, Product Data Management (PDM), Product Design, Realtime Operating System, Requirements Management, Requirements Validation/Verification, Schematics, Signal Processing, Software Design, Software Testing, System Integration (SI), Team Player, Technical Writing, Testing, USB, Universal Asynchronous Receiver-Transmitter (UART), Validation Documentation, Wireless Protocols/Standards
LOCATION
Redmond, WA
POSTED
3 days ago

Duration: 12 Months Contract (Possibility for extension)
 
Job Description:
 
Summary:
Client is seeking a talented Audio Embedded Firmware Engineer (Contingent Worker) to join our team focused on advancing audio technologies for next-generation products. In this role, you will integrate, validate and optimize embedded firmware for next-generation audio products. You will collaborate closely with cross-functional teams including architecture, hardware, software, and product design to deliver high-quality audio systems and experiences.
 
Job Responsibilities:

  • Develop, validate, and optimize embedded firmware for audio subsystems on custom hardware platforms.
  • Integrate and debug audio features and algorithms on embedded systems (e.g., ARM Cortex-M, DSP cores).
  • Collaborate with hardware, software, and QA teams to define requirements, validate designs, and ensure robust system integration.
  • Conduct board bring-up, hardware validation, and troubleshooting using oscilloscopes, logic analyzers, and other lab equipment.
  • Write and maintain clear, well-documented code, validation procedures and technical documentation.
  • Participate in code reviews and contribute to continuous improvement of firmware development processes.
  • Support manufacturing and test engineering teams with firmware-related issues.
 
Skills:
  • Proficiency in C/C++ for embedded systems.
  • Experience with RTOS or bare-metal firmware development.
  • Experience with distributed compute (Multi-core, multithread) development.
  • Familiarity with audio signal processing concepts and hardware interfaces (I2S, PDM, I2C, SPI, UART).
  • Strong debugging and problem-solving skills using lab equipment and software tools.
  • Excellent communication and teamwork skills.
  • Experience with audio DSPs, ideally HiFi and Qualcomm Hexagon.
  • Experience with power management and low-power firmware design.
  • Knowledge of Audio Precision equipment and tools.
  • Familiarity with Bluetooth audio stacks, USB audio, or wireless audio protocols.
  • Knowledge of hardware design and schematic/PCB review.
  • Experience working in an Agile development environment.
 
Years of Experience:
  • 4+ years of experience in C/C++ embedded systems development, RTOS/bare-metal firmware, audio DSP integration (HiFi/Hexagon), hardware bring-up and debugging, and multi-core/multithread distributed compute.
 
Degrees/Certifications Required:
  • Bachelor’s or Master’s degree in Electrical Engineering, Computer Engineering, Computer Science, or related field.

 
About US Tech Solutions:
US Tech Solutions is a global staff augmentation firm providing a wide range of talent on-demand and total workforce solutions. To know more about US Tech Solutions, please visit www.ustechsolutions.com.
 
US Tech Solutions is an Equal Opportunity Employer.  All qualified applicants will receive consideration for employment without regard to race, colour, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.



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US Tech Solutions, Inc.