Reliability Test Engineer Jobs

Lunar Energy

Location:
United States, Mountain View

Category:
Manufacturing

Contract Type:
Not provided

Salary:

120000.00 - 165000.00 USD / Year

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Job Description:

Reliability Test Engineers at Lunar Energy will be responsible for ensuring the validation of the product throughout the entire lifecycle of our revolutionary home energy products. We are looking for people who are passionate about a more sustainable and energy independent future and want to make that vision a reality. An ideal candidate is someone who is curious, enjoys being hands-on and is comfortable with engineering in cross-functional disciplines.

Job Responsibility:

Own the end-to-end testing activities for Lunar’s power converters (inverters, DCDC converters…etc) and battery systems — from test planning and test stand development to execution, data analysis, and reporting
Engage with electrical, mechanical, and firmware engineers to develop comprehensive test plans that validate system performance
Design and develop test stands for electrical, thermal and mechanical testing
Define test stand architecture, specify appropriate test equipment and instrumentation
Collaborate with technicians to design and fabricate test stands
Write Python scripts to automate testing and process large test datasets
Help drive failure analysis for failures originating from testing, assist in failure analysis for failures originating from the field
Extract key insights from test/field data to uncover insights and guide root cause
Recreate failure modes using physics-of-failure principles
Coordinate steps with FA lab for further analysis
Clearly document and communicate test results with crossfunctional team members, identify key insights and provide engineering recommendations from test data
Contribute to continuous improvement of test infrastructure — from enhancing software tools to developing custom test equipment
Maintain a clean, safe, and organized environment for testing high-voltage systems

Requirements:

Bachelor’s degree in electrical engineering, mechanical engineering or engineering physics required
Strong fundamentals in electronics/circuit analysis, heat and mass transfer and static/mechanics of materials required
Experience with electrical test equipment like power supplies, data acquisition systems…etc as well as standard electrical diagnostic tools such as multimeters, oscilloscopes….etc required
Python or equivalent programming experience required

Nice to have:

Concentration in mechatronics/robotics is a plus
Experience with object oriented programming, state machines and test automation is a plus
Basic mechanical design experience/familiarity with CAD software is a plus
Experience working with power electronics or battery systems testing is plus
Strong sense of curiosity and ownership

What we offer:

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
Employee stock program

Additional Information:

Job Posted:
December 10, 2025

Employment Type:

Fulltime

Work Type:

On-site work

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Reliability Test Engineer