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Sonos

Wireless multi-room speakers with Trueplay tuning

Senior Manufacturing Development Engineer

Manufacturing EngineeringConfirmed live in the last 24 hours
Full-timeShenzhen, Guangdong Province, ChinaNo salary listed

About the Job

Requirements

  • A Bachelor of Science degree in Manufacturing or Mechanical Engineering is required.
  • At least 10 years of experience in manufacturing process development for high-volume mechanical assemblies is required.
  • Deep experience in Design for Excellence analysis, application, and measurement, focused on assembly, manufacturability, and service or repair, is required.
  • Ability to assess highly cosmetic components, tight tolerances, and extensive mechanical requirements is required.
  • Proficiency in adhesive dispensing and curing, and ultrasonic, thermal, and infrared welding of thermoplastic parts, is required.
  • Demonstrated ability in kinematic jig and fixture design is required.
  • Knowledge of machine controls, inspection vision systems, and part-handling automation is required.
  • Availability to work from an office and travel within Asia approximately 15% is required.
  • Demonstrated ability to lead cross-functional product engineering teams in assembly equipment development, PFMEA application, and process qualification is required.

Responsibilities

  • Lead complex problem-solving efforts across sub-assembly and final assembly processes, defining where and how issues are resolved.
  • Drive Design for Excellence reviews and provide actionable design feedback to improve manufacturability, assembly, and serviceability.
  • Direct multidisciplinary teams and external partners in developing robust manufacturing processes and solutions.
  • Establish and guide manufacturing strategies, including equipment selection, automation analysis, process development, and implementation.
  • Influence product and process decisions to ensure critical-to-quality requirements are consistently achieved at scale.
  • Serve as a key member of the global Product Development Operations team and act as a bridge between Mechanical Engineering and the manufacturing supply base.
  • Partner with Product Development to embed Design for Excellence principles early in product concepting and architecture.
  • Architect complex assembly processes, including jigs and fixturing, to ensure precise alignment of design-critical components.
  • Develop and scale efficient, repeatable assembly processes across global suppliers and contract manufacturers, including processes involving adhesives, plastic welding, and fastening.
  • Identify and drive opportunities for automation and process optimization to improve efficiency, consistency, and cost.
  • Build and maintain relationships with global suppliers, integrators, and manufacturing engineering teams to support product introduction and continuous innovation.
  • Guide tolerance analysis and ensure robust assembly performance in high-volume production.
  • Ensure developed processes achieve and sustain high yield, quality, and reliability in mass production.
  • Mentor and develop other engineers in assembly process development and manufacturing best practices.
  • Communicate across global, cross-functional teams to align priorities, surface risks, and drive timely decisions.

Desired Qualifications

  • Knowledge of mechanical part-level processing techniques, including CNC drilling and machining, paint application, and ink printing, is helpful.
  • Deep experience in Design of Experiments, Geometric Dimensioning and Tolerancing, Statistical Tolerance Analysis, and Six Sigma is preferred.
  • Knowledge of Design Failure Mode and Effects Analysis, Process Failure Mode and Effects Analysis, Control Plans, and Statistical Process Control is preferred.
  • Experience in 3D computer-aided design modeling, specifically Siemens NX, is a plus.

About the Company

Sonos

Wireless multi-room speakers with Trueplay tuning

Sonos makes wireless home audio systems with speakers that can be placed in multiple rooms to create a seamless, home-wide listening experience. Its products work via Wi-Fi, are controlled through a dedicated app, and use Trueplay tuning to adapt the sound to the room’s acoustics for balanced, high-quality audio. The setup is designed to be easy and consumer-friendly, with a direct-to-consumer model and support through a help line. What sets Sonos apart from competitors is its combination of room-wide wireless synchronization, room-adaptive tuning (Trueplay), and a focused ecosystem that emphasizes simple installation and strong partnerships with artists and producers to fine-tune sound. Its goal is to provide reliable, premium, multi-room audio that sounds good in any room and scales from a single speaker to a complete home sound system.

Company size
1,001-5,000
Company stage
IPO
Headquarters
Santa Barbara, CA
Founded
2002

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