Senior Reliability Engineer, Power Electronics

Company: Lunar Energy
Location: Mountain View
Posted on: February 10, 2025

Job Description:

Senior Reliability Engineer, Power ElectronicsReliability Engineers at Lunar Energy will be responsible for ensuring product reliability throughout the entire lifecycle of our revolutionary home energy products. This includes providing input during the design phases, developing test plans, and assessing ongoing field performance. We are looking for people who are passionate about a more sustainable future and want to make that vision a reality. An ideal candidate is someone who is excited to collaborate with a diverse and dedicated team.Lunar Energy was founded to transition homes to 100% clean energy-making our electricity greener, our air cleaner, and our energy more safe, secure, and reliable for all. We're a fast-growing, global company building the world's best clean energy products to electrify all homes and connect communities to form clean, resilient virtual power plants.On a given day at Lunar, you'll likely:

• Collaborate with mechanical and electrical engineers during hardware design to establish and refine component and system level reliability targets for our power electronics and battery systems.
• Provide Design for Reliability (DfR) inputs during new product development.
• Drive Design Failure Modes and Effects Analyses (DFMEA) for various systems to capture performance risks and implement appropriate mitigation activities.
• Develop Reliability Test Plans for components and subsystems using identified risks, reliability targets, and physics of failures methodology to demonstrate the required product reliability throughout its design life.
• Track field reliability performance for various metrics like part replacements, customer complaints, and fault codes. Identify opportunities for continuous product improvement and reliability growth. Collaborate with the finance team to provide insights into our warranty program.
• Drive failure analysis of reliability test and/or field returns to determine root cause and drive product improvement through containment and corrective actions.Desired skills---
  • Degree in Mechanical Engineering, Electrical Engineering, Chemical Engineering, Physics, or Equivalent.
  • Proven track record of solving complex power electronics failures.
  • Working knowledge in theory of operation of common power converter topologies (inverter, buck boost converter, etc.).
  • Deep understanding of physics of failure and common failure mechanisms for PCBAs and power electronics components (MOSFETs, capacitors, inductors, etc.).
  • Working knowledge of failure analysis techniques such as optical microscopy, SEM, CSAM, X-ray, cross-sectioning, and EDX - know which technique to recommend given a specific failure.
  • Experience with accelerated life testing models and the governing equations, specifically for PCBAs, battery storage, and relevant mechanical structures.
  • Understanding of reliability statistics.
  • Experience with Relia-Soft Platform; Weibull++, BlockSim, and xFMEA is a plus.Benefits:We're dedicated to creating a remarkable employee experience. At Lunar, competitive base pay is one part of our total compensation package. Lunar employees also have the opportunity to become Lunar shareholders by getting equity in a fast-growing company and participating in our employee stock program.Additional benefits include:
    • Medical, dental, and vision insurance for employees and dependents.
    • Flexible Paid Time Off plus 10 paid holidays.
    • Tax deferred 401(k) plan.
    • Paid parental leave for all full-time employees including 12 weeks paid parental leave for the birthing mother and 6 weeks paid parental leave for the non-birthing parent.
    • Subsidized EV charging and pre-tax commuter benefits.
    • Cell phone stipend.Our DE&I Philosophy: Lunar Energy is an equal opportunity employer. We are committed to attracting, developing, and retaining diverse talent by supporting an inclusive workplace. Lunar recruits, hires, trains, promotes, compensates, and administers all personnel actions without regard to race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, disability status, or any other status protected by applicable law.Our Compensation Philosophy: Our goal is to ensure that all Lunar Energy employees are fairly compensated. Please note that the salary range information that follows is a good faith estimate for this position provided pursuant to the Pay Transparency for Pay Equity Act for California applicants. The salary range estimate for this position depending on level of experience is: $120,000 - $160,000 USD.The actual offer, reflecting the total compensation package & benefits, will be at the company's sole discretion, and determined by factors including but not limited to years of experience, job level, geographic location, and other relevant business considerations. The company also reserves the right to amend or modify this job description, employee perks, and benefits at any time.
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Keywords: Lunar Energy, Mountain View , Senior Reliability Engineer, Power Electronics, Engineering , Mountain View, California