Senior Application Engineer Audio

Job Description

Job Description

Benefits:

• 401(k)
• Bonus based on performance
• Company parties
• Competitive salary
• Dental insurance
• Free food & snacks
• Health insurance
• Paid time off
• Parental leave
• Stock options plan
• Vision insurance

Position Summary
We are seeking a Senior Application Engineer to support customer integration, platform development, and performance optimization of advanced XMEMS MEMS Speaker audio solutions. This role bridges hardware platform design, R&D collaboration, and customer-facing technical support, helping enable successful design-in and commercialization across next-generation audio wearable products. The position involves both hands-on lab work and direct engagement with customers and field application teams.
Key Responsibilities

• Provide direct engineering support to key customers, ODM/CM partners, and Field Applications Engineers during design-in, validation, and commercialization
• Develop 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
• Lead acoustic system tuning and performance optimization for micro speaker modules and related audio platforms
• 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, reference designs, and technical articles
• Support technical communication with customers through clear verbal, written, and specification-level documentation

Required Qualifications

• Bachelor’s degree in Electrical Engineering, Acoustics, Physics, or related field
• 7+ years of experience in the electronics industry, preferably with mixed-signal audio amplifier, power, or related hardware background
• Strong customer-facing experience with excellent verbal and written communication skills
• Hands-on experience with component selection, schematic entry, and PCB layout design concepts; Cadence or Altium preferred
• Strong lab experience using oscilloscopes, spectrum analyzers, signal generators, logic analyzers, and related bench equipment
• Audio system test experience using platforms such as Audio Precision, SoundCheck, or equivalent
• Strong knowledge of acoustic fundamentals, transducers, and audio system performance validation
• Experience debugging electrical and acoustic hardware issues in a hands-on development environment
• Ability to read, write, and work from detailed technical specifications
• Strong ability to collaborate with mechanical, DSP, acoustic, and third-party engineering teams

Preferred Qualifications

• Experience supporting consumer audio products such as TWS, wired earbuds, OWS, gaming headsets, VR/AR devices, OTC hearing devices, or other wearables
• DSP and audio tuning experience
• Tier 1 customer support experience

Key Success Traits

• Strong customer-facing confidence and technical credibility
• Hands-on hardware and lab debugging capability
• Ability to translate customer problems into practical engineering solutions
• Strong ownership and problem-solving ability, including scoping, planning, and leading investigations
• Comfortable balancing detailed lab work with external technical communication

Location / Practical Requirements

• Santa Clara, California, USA
• Bachelor’s degree required
• Ability to commute to the job location required