Applications Engineer – PiezoMEMS Audio Systems

XMEMS LABS INC; Santa Clara (CA); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

401(k)

Bonus based on performance

Free food & snacks

Paid time off

Parental leave

Stock options plan

Company parties

Competitive salary

Opportunity for advancement

Job summary

xMEMS Labs is redefining sound and cooling with its breakthrough piezoMEMS platform. We created the world's first solid-state MEMS speakers — powering AI glasses, earbuds, headphones, and smartwatches — and the first µCooling fan-on-a-chip, enabling improved thermal performance in smartphones, AI glasses, SSDs, and beyond.

We are seeking an Application Engineer to support customer integration, platform development, and performance optimization of advanced Piezo-MEMS micro speaker audio

Qualifications

• Bachelor's degree in Electrical Engineering, Acoustics, Physics, or related field; Master or higher welcome.
• 1+ years in electronics industry with mixed-signal audio background.
• Strong verbal and written communication for customer-facing work.
• Hands-on PCB design and schematic entry experience; Cadence or Altium preferred.
• Lab experience with oscilloscopes, spectrum analyzers, signal generators, logic analyzers, and related equipment.
• Working knowledge of acoustic fundamentals, transducers, and audio system performance validation.
• Ability to read, write, and work from detailed technical specifications.
• Ability to collaborate with mechanical, DSP, acoustic, and third-party engineering teams.

Responsibilities

• Provide direct engineering support to customers during design-in, validation, and commercialization.
• Develop and support xMEMS hardware platforms, including schematic design, PCB design, and firmware development.
• Characterize, validate, and debug electrical and acoustic system performance.
• Perform electrical assembly, soldering, and bring-up of demo and evaluation systems.
• Support acoustic system tuning and performance optimization for micro speaker modules.
• Conduct lab measurements and validation, including SPL, THD, frequency response, and electrical signal integrity.
• Troubleshoot field and customer issues, perform root cause analysis, and drive issue resolution across hardware and system levels.
• Collaborate closely with IC design engineers to define design requirements based on customer use cases and system needs.
• Work cross-functionally with mechanical, DSP, acoustic, product, and test engineers to support product development and customer deployment.
• Develop technical collateral including datasheets, application notes, integration guides, reference designs, and technical articles.
• Support technical communication with customers through clear verbal, written, and specification-level documentation.

Skills

Customer-facing

Lab debugging

PCB layout

Schematic design

Oscilloscopes

Acoustic knowledge

Documentation

Team collaboration

Education

Bachelor's degree in Electrical Engineering

Master's degree welcome

Tools

Cadence

Altium

Oscilloscope

Spectrum analyzer

Logic analyzer

Job description

xMEMS Labs is redefining sound and cooling with its breakthrough piezoMEMS platform. We created the world's first solid-state MEMS speakers — powering AI glasses, earbuds, headphones, and smartwatches — and the first µCooling fan-on-a-chip, enabling improved thermal performance in smartphones, AI glasses, SSDs, and beyond.

We are seeking an Application Engineer to support customer integration, platform development, and performance optimization of advanced Piezo-MEMS micro speaker audio