Job Opportunities API

The Public Ledger of Openings

← Back to the ledger

Systems Test Engineer

Lunar Energy
CompanyLunar Energy
CategoryEngineering
LocationMountain View
RemoteOn-site (inferred)
EmploymentNot stated
LevelNot stated
SalaryNot stated by the employer
Posted12 May 2026
Last verified30 Jul 2026
SourceEmployer career page (greenhouse)
Applications are handled by the employer, not by us.Apply on the employer's site →
Description
System Integration and Test Lead Engineer This role is on the front line of system integration between mechanical parts, electrical boards, low-level embedded firmware, and higher-level application logic.  This is a highly technical role requiring experience with integrated hardware and embedded software.  You will identify and solve cross-functional integration problems, and put in place hardware and software to perform automated system-level regression testing. 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… Participate in designing new features, develop test cases. Put together new hardware and firmware for the first time, instrument setups and perform manual tests and capture results. Solve integration problems and create automated system-level regression tests. Review firmware code and highlight limitations and add test cases and propose fixes. Work side by side with your counterparts in EE, ME, FW, and Systems to release high-quality features with extensive regression testing. Ensure the system meets its requirements and this behavior is robust across all corner cases Work with team in root causing issues and perform tests to exercise limits Define and implement hardware in the loop testing Evaluate new tools and equipments to ease and improve testing. Desired Skills: Windows, Mac and Linux platform experience Strong skills in Python related to scripts, control of devices etc. Good understanding of C programming language in the interests of understanding device functionality. At least a minimum understanding of CI/CD pipeline and data analysis tools (Jenkins, AWS, Grafana) Ability to make things work, and a drive to break them Demonstrated excellence in debugging complicated system-level behavior at the crossroads of electrical engineering and firmware Outstanding written and verbal communication and the ability to smoothly work cross-functionally A strong sense of ownership and responsibility towards delivering a great product. Fluent in scripting/automation using Python Experience with hardware in the loop testing Able to read electrical schematics and device/component datasheets. Experience with BMS, batteries, and power electronics desired Experience with CAN, Wifi, Ethernet communications desired BS in CS, EE, or equivalent 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 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 emplo
HOUSE ADYour CV gets thirty seconds.CV writing and honest review. English & Greek.kaeros.app →
Systems Test Engineer — Lunar Energy · Job Opportunities API