Audio Design Engineer - Hardware Development

Avaya is redefining how people connect and collaborate. As we continue to innovate across communication and collaboration technologies, we are seeking an Audio Design Engineer to join our Hardware Development team in Thornton, Colorado. This is a unique opportunity to rebuild and lead our newly relocated audio lab and deliver world-class audio performance in our telecommunications products.

This role is critical in ensuring our devices exceed industry standards and deliver the crystal-clear sound quality that defines the Avaya experience. The successful candidate will play a strategic role in developing, testing, and tuning audio systems across our digital, IP, and conference devices.

What Youll Do

Lead the rebuild and setup of our acoustic test lab (formerly in Ottawa, Canada)

Design and optimize audio systems for telephone endpoints including speakerphones, handsets, and headsets

Perform in-depth testing and tuning of:
- Legacy IP endpoints (J100/K series)
- Upcoming J200 series (J239, J279)
- Next-generation B199 conferencing system (OEM/ODM or in-house design)

Conduct competitor device benchmarking and comparative performance analysis

Support conceptual development of varied audio performance standards across device tiers (entry-level to premium)

Partner with our hardware designer and cross-functional teams to evaluate component selection and cost-saving opportunities

Document, analyze, and improve acoustic performance through iterations, supported by peer reviews and Atlassian Forge integration

Key Responsibilities

Operate acoustic testing platforms including Listen Inc. and HEAD Acoustics systems

Analyze test results according to TIA-920, ETSI ES 202 740, and Avaya internal standards

Develop and implement acoustic features across multiple interfaces: Bluetooth, DECT, handsfree, headset(s), and handsets

Review repeatability of prototype audio performance and influence early design improvements

Test 2nd source components and provide recommendations for acoustic compatibility

Ensure seamless documentation and test traceability across firmware and hardware updates

Required Experience

Experience with electronic audio circuits, acoustic transducers, and VoIP SoC devices

Deep understanding of audio performance standards and test methodologies (TIA, ETSI, IEEE Std 269)

Strong knowledge of spectral analysis, SNR, harmonic distortion measurements, and other diagnostic tools

Preferred Skills and Competencies

Audio path tuning: gain distribution, frequency shaping, noise reduction, and echo cancellation

Strong interpretation skills for acoustic test data and a continuous improvement mindset

Proficiency in VoIP networking protocols: IP, SIP, SSH, packet capture analysis, XML

Ability to collaborate across global teams and time zones

Self-driven and organized; able to manage multiple projects concurrently

The pay range for this opportunity is from $119,500 to $161,600 + bonus + benefits

This range represents the anticipated low and high end of the salary for this position. This role is also eligible to receive an annual bonus that aligns with individual and company performance. Actual salaries will vary and are based on factors such as a candidates qualifications, skills, competencies.

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About Avaya

Avaya is an enterprise software leader that helps the worlds largest organizations and government agencies forge unbreakable connections.

The Avaya Infinity platform unifies fragmented customer experiences, connecting the channels, insights, technologies, and workflows that together create enduring customer and employee relationships.

We believe success is built through strong connections with each other, with our work, and with our mission. At Avaya, you'll find a community that values your contributions and supports your growth every step of the way.

Learn more at

Experience 3 years experience at the Engineer Two level or 5 8 years total experience Education Bachelor degree or equivalent experience Master Degree is preferred but not essential in Engineering Footer Avaya is an Equal Opportunity employer and a U.S. Federal Contractor. Our commitment to equality is a core value of Avaya. All qualified applicants and employees receive equal treatment without consideration for race, religion, sex, age, sexual orientation, gender identity, national origin, disability, status as a protected veteran or any other protected characteristic. In general, positions at Avaya require the ability to communicate and use office technology effectively. Physical requirements may vary by assigned work location. This job brief/description is subject to change. Nothing in this job description restricts Avaya right to alter the duties and responsibilities of this position at any time for any reason. You may also review the Avaya Global Privacy Policy (accessible at and applicable Privacy Statement relevant to this job posting (accessible at