Principal Engineer I, DSP
HARMAN International
Shenzhen, Guangdong

A Career at HARMAN

As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA.

When you add that to the challenges we take on and solve together, you’ll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day.


Essential Responsibilities :

  • Develop and improve Harman own voice / Microphone algorithms that enhances voice signal quality.
  • Voice algorithm verification, validation and tuning at PC level and embedded device level.
  • Closely interact with Category Product Managers and cross-divisional peers (CoC, Automotive, Pro, CTG groups) to identify new ways to improve voice performance.
  • Proactively communicate with 3rd party lab like Google GVA, Amazon AVS, Microsoft Cortana to identify test requirement and test specification in order to set up similar test lab.
  • Complete product’s test and acoustic gating for new algorithm( voice recognition, voice call, hearing augmentation)
  • Qualify new algorithm from 3rd party and identify feasibility for new algorithm phase-in.
  • Basic Qualifications :

  • Master or PHD degree in Digital Signal Processing, Math, Acoustics, Voice or other related major
  • 5+ years’ team lead and management experience.
  • 10+ years’ experience in developing voice algorithms and proven record.
  • Strong working knowledge of acoustics telecommunications, including various types of microphone systems, speaker systems, wideband telecommunications, voice recognition and recording technology.
  • Familiarity with telecommunication test specification like TIA810, TIA920, 3GPP, Skype etc.
  • Strong voice signal module development experience. Like AEC, ANC, Leveler, beam-forming, EQ.
  • Must be proficient in Matlab / Tensorflow / Pytorch coding, C++ programing capability is preferred.
  • Must be familiar with acoustic lab equipment such as Soundtrack, Artificial mouth, Speaker, B&K reference microphone, Microphone Pre-amplifier etc
  • Rich experience on audio tools like AudioMulch, Audition, Soundtrack etc.
  • Strongacoustics engineering background experience is required.
  • Experience on Google GVA, Amazon AVS or Microsoft Skype / Cortana test are preferred.
  • Must be a self-starter who can take initiative and drive to successful conclusion
  • Fluent Spoken English, Professional read and written English skill
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