Mainspring Energy Logo

Mainspring Energy

R&D Test Engineer

Posted 26 Days Ago
Be an Early Applicant
In-Office
Menlo Park, CA, USA
109K-124K Annually
Mid level
In-Office
Menlo Park, CA, USA
109K-124K Annually
Mid level
Designs and executes subsystem and system-level tests for Linear Generator electrical and software changes. Troubleshoots, retrofits, and operates test units; collaborates with technicians and engineering teams; analyzes data and reports results; manages testing priorities; and improves test processes and infrastructure for next-generation products.
The summary above was generated by AI

Job Overview

    Mainspring is seeking an open-minded, curious, and highly motivated R&D Test Engineer who likes to solve challenging cross-functional problems in both a research and production environment. In this role, you will design and execute tests on the Linear Generator, focusing on new electrical and software changes that improve product capabilities and performance.You will lead critical sub-system and system-level development and validation tests on new releases of our product and gain exposure to the entire system, including electrical and mechanical components, software, and controls. The breadth of this role is perfect for an engineer or researcher who wants to use their advanced experimental and analytical skills in a fast-paced product development environment.

Responsibilities

  • Perform hands on work and work directly with technicians to troubleshoot, retrofit, and operate our Linear Generator test units

  • Collaborate with engineering teams to steer R&D projects by designing and executing experiments that inform product design

  • Analyze data, generate reports and communicate results with engineering teams to facilitate learnings and design releases

  • Manage test priorities on a daily basis to meet higher level deadlines with a focus on throughput and completing high value studies

  • Develop & improve processes and infrastructure to support testing on our next generation products

Qualifications

  • Master’s degree in electrical engineering, mechanical engineering, physics, or equivalent with 3+ years of applicable experience

  • Experience designing and executing tests in an industrial or academic environment, specifically involving instrumentation and data analysis

  • Successful communicator, with a collaborative mindset, who will interface across a range of teams and personalities

  • Proficiency in programming with Python/ MatLab/ C++ (at least one)

  • Strong organizational and project management skills

HQ

Mainspring Energy Menlo Park, California, USA Office

3601 Haven Avenue, Menlo Park, CA, United States, 94025

Similar Jobs

9 Days Ago
Remote or Hybrid
San Francisco, CA, USA
210K-260K Annually
Entry level
210K-260K Annually
Entry level
Artificial Intelligence • Software
Own compressor testing from test-cell commissioning through validated performance mapping. Responsibilities include specifying test cells and instrumentation, defining measurement chains and uncertainty budgets, writing test plans and safety interlocks, analyzing data, supporting design changes, and conducting failure investigations. The role focuses on high-pressure, high-speed rotating machinery, thermofluids, refrigeration performance, and data acquisition.
Top Skills: Calibration SystemsData Acquisition SystemsInstrumentationLabviewNational Instruments (Ni)Plc-Based Test Stands
10 Days Ago
In-Office
San Francisco, CA, USA
Junior
Junior
Artificial Intelligence • Computer Vision • Healthtech • Automation
Design, develop, and test a clinical prototype for a smart microinvasive cancer-treatment needle. Responsibilities include mechanical design, fabrication, benchtop and ex vivo experiments, data analysis, experimental oversight, preclinical study support, and collaboration with clinicians. The role integrates precision mechanics, electronics, microfluidics, ultrasound physics, and medical-device development in a startup environment.
Top Skills: CadElectronicsFusion 360MatlabMedical ImagingMicrofluidicsPrecision MechanicsPythonSolidworksUltrasound
One Month Ago
In-Office
157K-177K Annually
Senior level
157K-177K Annually
Senior level
Aerospace • Robotics • Defense • Manufacturing
Design, release, and maintain tooling, fixtures, workholding, and GSE for CNC production. Create CAD models, drawings, BOMs, perform tolerance and manufacturability reviews, troubleshoot production issues, coordinate fabrication and commissioning, and drive continuous improvements in safety, quality, and throughput.
Top Skills: 3D Cad4-Axis Cnc5-Axis CncCnc MachiningFeaGd&TMrpPlm

What you need to know about the San Francisco Tech Scene

San Francisco and the surrounding Bay Area attracts more startup funding than any other region in the world. Home to Stanford University and UC Berkeley, leading VC firms and several of the world’s most valuable companies, the Bay Area is the place to go for anyone looking to make it big in the tech industry. That said, San Francisco has a lot to offer beyond technology thanks to a thriving art and music scene, excellent food and a short drive to several of the country’s most beautiful recreational areas.

Key Facts About San Francisco Tech

  • Number of Tech Workers: 365,500; 13.9% of overall workforce (2024 CompTIA survey)
  • Major Tech Employers: Google, Apple, Salesforce, Meta
  • Key Industries: Artificial intelligence, cloud computing, fintech, consumer technology, software
  • Funding Landscape: $50.5 billion in venture capital funding in 2024 (Pitchbook)
  • Notable Investors: Sequoia Capital, Andreessen Horowitz, Bessemer Venture Partners, Greylock Partners, Khosla Ventures, Kleiner Perkins
  • Research Centers and Universities: Stanford University; University of California, Berkeley; University of San Francisco; Santa Clara University; Ames Research Center; Center for AI Safety; California Institute for Regenerative Medicine

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account