Audio Test Automation Engineer — Firmware & DSP Validation

Tata Consultancy Services

Cupertino (CA)

On-site

USD 100,000 - 130,000

Full time

3 days ago

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Job summary

Tata Consultancy Services in Cupertino, CA seeks an Audio Test Automation Engineer with a software mindset to translate audio requirements into executable test code across firmware and diagnostics workflows. You will validate audio firmware behavior, develop scripts in Python or Lua, and collaborate with hardware, firmware, and software engineers to ensure audio subsystems meet specifications.

Ideal candidates have 2+ years in software engineering or firmware validation, experience with test

Qualifications

B.S. in Computer Science, Electrical Engineering, or related field.
2+ years of experience in software engineering, test automation, or firmware validation.
Working ability to translate requirements into code - Python, Lua, or similar scripting languages.
Background working on audio devices, audio hardware, or within the audio industry (headphones, speakers, earbuds, audio interfaces, professional audio equipment, etc.).
Ability to read and parse technical documentation (schematics, firmware specs, audio subsystem datasheets) and convert to test logic.
Hands-on experience running and debugging code across multiple software environments and test suites.
Foundational understanding of audio signal chain concepts - ADCs, DACs, codecs, amplifiers, clocking, digital audio interfaces (IS, PDM, TDM).
Exposure to scripted test development - writing, executing, and maintaining test cases for hardware or firmware validation.

Responsibilities

Read and interpret audio system technical documentation and translate requirements directly into executable test scripts.
Handle on-demand requests for new and evolving audio test requirements with fast code turnaround.
Develop, run, and debug test code across multiple scripting languages(Python, Lua, and others) within various software suites
Maintain and extend automation and sequence engine frameworks for audio validation and diagnostics
Execute unit tests and integration tests on audio subsystems; triage and debug failures across hardware and software layers
Validate audio firmware behavior - codec bring-up, signal routing, clocking, power sequencing - through scripted test cases
Collaborate with firmware, hardware, and software engineers to translate shifting requirements into working test solutions
Document test coverage, results, and defect findings clearly and concisely