Acoustics Engineer

Alarm.com • San Diego, CA

23h • Onsite

About The Position

Acoustics Engineer
Position Overview
Do you have a passion for acoustics, from speakers to microphones? Do you have a passion for working on cross functional teams to bring products to market? If so, we would love to hear from you! Alarm.com is developing the next generation of smart home security products from cameras to doorbells and beyond and is in need of someone to bring some acoustics expertise to our team.
What can you do for Alarm.com?
As an Alarm.com acoustics engineer, you’ll work collaboratively with a group of engineers bringing our future products to market. You’ll work with mechanical engineers to fit speaker and microphone systems into our devices and ensure they are waterproof. You’ll work with electrical engineers to ensure there are no power or thermal issues. You’ll work with firmware engineers to develop our acoustic echo cancellers. And you will work with our overseas partners to set specifications and limits for factory testing.

Requirements

• Bachelor’s or Masters degree in acoustics or related field or equivalent work experience
• 5+ Years in Consumer Electronics: Extensive experience in a consumer electronics environment with a specialization in acoustics.
• MEMS Microphone Expertise: Proficient in designing and testing MEMS (Micro-Electro-Mechanical Systems) microphone systems for consumer electronic devices.
• Speaker System Design: Skilled in designing and testing various speaker systems to deliver superior audio quality.
• Waterproofing Techniques: Knowledgeable in implementing waterproofing strategies for both speakers and microphones to ensure reliability and performance in harsh outdoor conditions.
• Demo Design and Setup: Capable of setting up demonstrations for both technical and non-technical audiences to illustrate acoustic principles and design trade-offs.
• Cross-Functional Team Collaboration: Experience working collaboratively with mechanical, electrical, and firmware engineers on multidisciplinary teams.
• Manufacturing Collaboration: Proven track record of working with overseas factories to establish test limits for FATP (Final Assembly Test Process) audio tests, manage part quality, and debug manufacturing issues.
• Test Equipment Specification: Ability to specify appropriate test equipment based on budget constraints and test requirements.
• Fluent in English: Effective communication skills are essential for collaboration and documentation.

Nice To Haves

• Vocal Range Audio Experience: Specialization in audio systems that enhance vocal range performance.
• Microspeaker Development: Experience in developing and optimizing microspeaker technology.
• Full Duplex System Development: Background in developing full duplex systems for echo cancellation and seamless two-way communication.
• Manufacturing Test Knowledge: Understanding of Gage R&R, statistics, and CPK (Capability Process Index) in a manufacturing test environment.
• Fluency in Mandarin: Additional language skills, particularly in Mandarin, to facilitate better communication with overseas partners.
• SoundCheck: Proficient in using SoundCheck software to generate frequency response and Total Harmonic Distortion (THD) curves for speaker and microphone systems.

Responsibilities

• Be Alarm.com’s resident expert in all things acoustics. Help distill complex principles into applicable tradeoffs to help steer design decisions
• Perform benchmarking and testing as needed to confirm performance of ADC speaker systems and microphones against specs
• Be available as needed for calls and discussions with manufacturers in Asia
• Work with internal stakeholders to set product specifications based on demos
• Analyze test data from engineering builds to help drive root cause analysis for acoustic issues. Drive experiments and DOEs to validate fixes.
• Enable R&D efforts to further Alarm.com’s understanding of full duplex implementation and best in class audio features
• Other duties as assigned

Benefits

• Our total rewards package is designed to support you holistically—in your health, your finances, and your life outside of work.
• The package includes medical plans with company subsidies, a Health Savings Account (HSA) with a company contribution, and a 401(k) with an employer match.
• We encourage a healthy work-life balance with paid vacation that increases with tenure, paid holidays, wellness time, and paid maternity and bonding leave.
• To complete the package, we also provide company-paid disability and life insurance, all within a collaborative and casual work environment.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level