Principal Field Applications Engineer

Principal Applications Engineer – Power Electronics (DC-DC Converters) Location: San Jose / Milpitas, CA (hybrid) Compensation: $170,000 – $250,000 base + 15% or higher annual bonus (historically higher) Relocation: Available assistance if needed, preference for local candidates Overvie wWe are seeking a senior-level Principal Applications Engineer with deep expertise in low-voltage DC-DC converters (Buck conversion products) to support advanced power module products used in high-performance computing, networking, storage, and other demanding applications

• This role is highly technical and customer-facing, combining hands-on lab work, post-sales design-in support, and close collaboration with internal design, validation, and field engineering teams. The position is based in the San Jose / Milpitas area and supports a major local customer
• The ideal candidate is a former design engineer or verification engineer who has worked directly on DC-DC converter designs and enjoys solving complex technical problems in lab environments while working closely with customers

Key Responsibiliti esAct as the technical subject matter expert for DC-DC converter and buck conversion product s.Provide post-sales technical guidance and design-in support to customer engineering team s.Conduct complex qualification and verification testing in local labs and at customer sites (approximately 50–75% onsite depending on project phase ).Support field engineers by resolving advanced technical questions and system-level issue s.Verify products against customer specifications and application requirement s.Collaborate closely with internal design engineering, validation, manufacturing, and business development teams to resolve issues and deliver results on schedul e.Translate customer technical needs into product recommendations, specifications, and development feedbac k.Identify potential design or integration risks early and communicate clearly with both customers and internal team s.Coordinate product integration efforts between component suppliers, internal teams, and customer s.Develop and deliver technical presentations and seminars for customers and field engineering team s.Define initial project scope, prepare project plans, and maintain technical documentatio n.May sit onsite with customers locally for extended periods during critical project phase Required Qualificati onsBachelor’s degree in Electrical Engineering (Master’s preferre d).8+ years of experience in design engineering, applications engineering, or verification engineering within power electroni cs.Strong hands-on experience with low-voltage DC-DC converter design, validation, and application suppo rt.Deep understanding of power conversion topologies, power integrity, thermal considerations, and system-level performance tradeof fs.Extensive comfort working in lab environments performing qualification and validation testi ng.Proven ability to support mid-to-large customers in complex technical environmen ts.Strong communication skills and the ability to explain complex technical topics clearly to customers and internal tea Preferred Qualificat ionsBackground in power modules used for data centers, networking, computing, or industrial syst ems.Experience supporting field application engineering te ams.Mandarin language skills are a p nmentHybrid role based in the San Jose area.Work from home option when not performing lab or customer-site work.Significant hands-on lab exposure using advanced power electronics platf orms.Close collaboration with global engineering and manufacturing t #J-18808-Ljbffr Sterling Engineering