Reliability Engineer, Optics

  Location: United States

Job Title:       Reliability Engineer, Optics                  

Department:  Manufacturing QA           

Region:         Sunnyvale, CA USA                                                                


Quanergy’s (NYSE:  QNGY and QNGY.WS) mission is to create powerful, affordable smart LiDAR solutions for automotive and IoT applications to enhance people’s experiences and safety. Quanergy has developed the only true 100% solid-state CMOS LiDAR sensor built on optical phased array (OPA) technology to enable the mass production of low-cost, highly reliable 3D LiDAR solutions. Through Quanergy’s smart LiDAR solutions, businesses can now leverage real-time, advanced 3D insights to transform their operations in a variety of industries including industrial automation, physical security, smart cities, smart spaces and much more. Quanergy solutions are deployed by nearly 400 customers across the globe. 


Quanergy is seeking to hire an experienced Reliability Engineer to join our Quality Team in Sunnyvale, CA. This individual will be responsible for qualification and reliability modeling for Quanergy’s LiDAR systems. Reliability Engineer will be a key member in product design reviews, risk analysis, and provide guidance to internal teams, suppliers, and CMs.


  • Execute product qualification requirements, develop product lifetime reliability models, analyze and report on qualification testing data. 
  • Develop accelerated test methods to explore failure modes and grow our reliability program.
  • Perform Fault Tree Analysis (FTA) and create reliability block diagrams to assess system reliability.
  • Provide design recommendations to improve product reliability. 
  • Actively participate in product design reviews to ensure all key reliability metrics are met.
  • Support Ongoing Reliability Monitoring (ORT) activities.
  • Experience with ReliaSoft software, Weibull++, BlockSim, ALTA software for Accelerated Life Testing, RGA (reliability growth analysis), and xFMEA.
  • Knowledge of reliability warranty analysis and reliability prediction methods.
  • Working knowledge of applied statistics and experience with statistical software such as Minitab.
  • Reviews Engineering Change Requests for their impact on Quality and Reliability. 
  • Provide guidance to internal team and interface with suppliers and contract manufacturers regarding reliability testing requirements and analysis.


  • Experience designing mechanical, operational, and environmental stress tests.
  • Experience with optics, optical and opto-mechanical systems and components.
  • Experience performing reliability testing including Mechanical Stress Tests, Shock/Drop/Vibration Testing, and Environmental Testing. 
  • Strong knowledge of Reliability Concepts.
  • Experience applying DOE, DFMEA, and PFMEA to drive test planning.
  • Experience with statistical analysis tools including ReliaSoft Weibull++, JMP, and/or Excel for designing tests and experiments, analyzing results, and performing field risk assessments (NPI and sustaining).
  • Excellent written and verbal interpersonal skills.
  • Strong attention to detail.
  • Ability to prioritize and handle multiple projects at the same time with proven success in meeting deadlines.


  • Knowledge of Automotive standards with ISO 9001:2015 a plus.
  • ASQ Certified Reliability Engineer preferred.


  • S., M.S. or PhD in Engineering, Physics, Chemistry or Mathematics.


5+ years managing complex projects.

Required Skills: Experience and expertise in complex optical sensing systems including building models and testbeds.

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