Senior Power & Analog Design Engineer – Audio Systems

sonos; Boston (MA); On-site; USD 120,000 - 180,000; Full time

Job summary

Sonos is seeking a Senior Electrical Engineer in Power and Analog Design for our Product Development Team in Boston. You will guide power electronics, develop analog circuits, and influence next-generation products from concept to release.

Join a collaborative environment, lead junior engineers, and work with cross-functional teams to meet EMC, energy efficiency, and safety standards in high-volume consumer electronics.

Qualifications

• Advanced degree in Electrical Engineering with 6+ years of experience, or BS with 8+ years.
• Proficient in English, written and spoken.
• Hands-on ownership of analog and power electronics design in high-volume products.
• Strong understanding of power efficiency and magnetics specifications.
• Knowledge of safety and compliance standards for consumer electronics.
• Strong analytical and troubleshooting skills; system-level knowledge.
• Experience creating and editing schematic and layout files.
• Proven leadership including schedule management and mentoring.
• Experience collaborating across disciplines including mechanical, RF, acoustics, software.

Responsibilities

• Provide technical guidance on power and analog designs within the Electrical System team.
• Enhance the excellence of Sonos products through research and prototyping of new technologies.
• Advance the simulation and test methodology of power and analog design.
• Develop and design analog circuits for AC/DC and DC/DC power conversion, as well as signal conditioning and amplification for audio products.
• Design custom magnetics for power amplifiers and power supplies.
• Develop engineering validation plans to ensure high quality of your design.
• Document your design, validation plans, and test results.
• Ensure to meet all regulatory requirements including EMC, energy efficiency, and safety.
• Work cooperatively across disciplines. Collaborate with JDM partners. Lead and mentor junior electrical engineers and JDM electrical engineers in power and analog design.

Skills

Power electronics

Analog design

Leadership

Schematic capture

System level knowledge

Troubleshooting

Communication

Cross-functional collaboration

Education

Advanced degree in Electrical Engineering

Tools

SPICE simulation

Schematic capture software

Job description

At Sonos we want to create the ultimate listening experience for our customers and know that it starts by listening to each other. As part of the Sonos team, you'll collaborate with people of all styles, skill sets, and backgrounds to realize our vision while fostering a community where everyone feels included and empowered to do the best work of their lives.As a Senior Electrical Engineer for Power and Analog Design in the Product Development Team, you will play a crucial role in developing power electronics and analog circuits to meet high standards of performance as envisioned by Sonos. Your work will directly impact the development of next-generation products, from initial concept to final release. You will collaborate closely with experts in embedded electronics, acoustics, mechanical engineering, system software, radio engineering, and JDM to bring our vision to life. You will be a key contributor for fostering a community where everyone feels included and empowered to do the best work of their lives.Join us if you are passionate about a variety of technologies, integrated complex systems, or excited by challenges. Take initiative to learn and collaborate with others.LocationThis role is located on-site at our Boston office.This position is office-based, meaning regular in-person collaboration or use of office equipment is essential to maximize effectiveness for this team and/or position. Qualified applicants must live within commuting distance of our Boston office and should expect to be in office a minimum of 3 days per week.What You'll DoProvide technical guidance on power and analog designs within the Electrical System teamEnhance the excellence of Sonos products through research and prototyping of new technologiesAdvance the simulation and test methodology of power and analog designDevelop and design analog circuits for AC/DC and DC/DC power conversion, as well as signal conditioning and amplification for audio productsDesign custom magnetics for power amplifiers and power suppliesDevelop engineering validation plans to ensure high quality of your designDocument your design, validation plans, and test resultsEnsure to meet all regulatory requirements including EMC, energy efficiency, and safetyWork cooperatively across disciplines. Collaborate with JDM partners. Lead and mentor junior electrical engineers and JDM electrical engineers in power and analog designWhat You'll NeedBasic QualificationsAdvanced degree in Electrical Engineering with 6+ years of related industry experience, or BS degree in Electrical Engineering with 8+ years direct experience also consideredProficient in English in verbal and written communicationHands-on experience with complete ownership of analog and power electronics design in high volume productsThorough understanding of efficient power designs including detailed analysis of circuit and magnetics specificationKnowledge of safety and compliance standards for consumer electronic devicesStrong analytical skills, trouble-shooting skills, and system level knowledgeProficiency in creating and editing schematic and layout filesProven leadership skills including schedule management and mentoring/motivating/leading project team membersHaving worked across disciplines with mechanical, radio, acoustics, compliance, system SW, and other engineering teams including ID, UX, packaging, manufacturing, sourcing et alTechnically inquisitive - must be able to take on new technical challenges and learn new technical skills on-the-fly and apply the knowledge to solve the issue at handAbility to develop and execute design validation testing plansWell-developed reporting and communication skills, including the ability to explain and summarize complicated issuesAbility to use simulation/analysis tools and best engineering judgment to resolve issuesStrong sense of ownership, able to design as well as to explain design decisions to othersAbility to work with people with different culture background and/or in different time zonesYou do not have to be an expert in everything, but you are excited by challenges and take initiative to learn and collaborate with others.Preferred QualificationsWorking experience with EEs, MEs, layout engineers, compliance, and program management from JDM partnersExperience in embedded circuit design (CPU, Memory, Ethernet, USB, HDMI, Digital audio, etc.)Experience using audio test equipment like AP and EMC test equipment (network analyzers, spectrum analyzers)Design experience with integration of Lithium Ion battery management and wired/wireless charging systems. Direct Experience with battery technology (cell and pack level) and battery management and charging systems is a plusDesign experience in audio amplifiers is highly preferredKnowledge of compliance and regulatory requirements and testing proceduresKnowledge and experience in USB Type-C and/or PD USB-PDKnowledge and experience in