Reliability Test Engineer at Lunar Energy

Mountain View, California, United States

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Not SpecifiedCompensation

Mid-level (3 to 4 years), Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Clean Energy, Renewable EnergyIndustries

Requirements

Bachelor’s degree in electrical engineering, mechanical engineering or engineering physics (concentration in mechatronics/robotics is a plus)
Strong fundamentals in electronics/circuit analysis, heat and mass transfer, and static/mechanics of materials
Experience with electrical test equipment (e.g., power supplies, data acquisition systems) and standard electrical diagnostic tools (e.g., multimeters, oscilloscopes)
Python or equivalent programming experience (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 a plus
Strong sense of curiosity and ownership

Responsibilities

Own end-to-end testing activities for Lunar’s power converters (inverters, DC-DC 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 and 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 cross-functional 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

Skills

Key technologies and capabilities for this role

Reliability TestingTest PlanningTest Stand DevelopmentPythonData AnalysisFailure AnalysisPhysics-of-FailureElectrical TestingThermal TestingMechanical TestingPower ConvertersInvertersDCDC ConvertersBattery SystemsAutomation Scripting

Questions & Answers

Common questions about this position

What degree is required for the Reliability Test Engineer role?

A Bachelor’s degree in electrical engineering, mechanical engineering, or engineering physics is required, with a concentration in mechatronics/robotics being a plus.

What programming skills are needed for this position?

Python or equivalent programming experience is required, with experience in object-oriented programming, state machines, and test automation being a plus.

What experience with test equipment is required?

Experience with electrical test equipment like power supplies and data acquisition systems, as well as standard diagnostic tools such as multimeters and oscilloscopes, is required.

Is the role remote or office-based?

This information is not specified in the job description.

What is the salary for this Reliability Test Engineer position?

This information is not specified in the job description.

What kind of company culture does Lunar Energy have?

Lunar Energy seeks curious, hands-on individuals passionate about sustainable energy who are comfortable working in cross-functional engineering teams in a fast-growing company.

What makes a strong candidate for this role?

Strong candidates have a relevant engineering degree, solid fundamentals in electronics, heat transfer, and mechanics, hands-on experience with electrical test equipment, and Python programming skills, plus familiarity with CAD and test automation.

Lunar Energy

Modular energy storage solutions for homeowners

About Lunar Energy

Lunar Energy provides energy storage solutions specifically designed for residential clients. Their main product, the Lunar System, is a modular energy storage unit that can be expanded as energy needs increase, allowing homeowners to store energy generated from solar panels for use during peak hours or power outages. This system ensures a continuous power supply and helps users save on energy bills. Unlike many competitors, Lunar Energy focuses on a user-friendly experience, offering an app that provides detailed reports on energy usage and storage, enabling effective energy management. The company's goal is to promote sustainability and energy independence for homeowners, making it easier for them to optimize their energy usage and reduce reliance on traditional power grids.

Mountain View, CaliforniaHeadquarters

2020Year Founded

$291.8MTotal Funding

EARLY_VCCompany Stage

Energy, Consumer GoodsIndustries

201-500Employees

Benefits

Health Insurance

Dental Insurance

Vision Insurance

Unlimited Paid Time Off

401(k) Retirement Plan

401(k) Company Match

Paid Parental Leave

Phone/Internet Stipend

Wellness Program

Risks

Competition from Tesla could limit Lunar Energy's market share.

Dependence on Sunrun for distribution poses a risk if partnerships dissolve.

Reliance on SK for manufacturing may expose Lunar Energy to geopolitical risks.

Differentiation

Lunar Energy offers a modular energy storage system for residential clients.

The Lunar System integrates seamlessly with solar panels for energy independence.

Lunar Energy's app provides detailed energy usage reports for effective management.

Upsides

Increased interest in virtual power plants enhances Lunar Energy's market opportunities.

Collaboration with SK Group could reduce production costs and improve efficiency.

Acquisition of GridShare software positions Lunar Energy as a leader in smart energy management.

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