Mainspring Energy · 3 hours ago
Senior Manufacturing Engineer
Menlo Park, CA
Full-time
Onsite
Senior Level
$115K/yr - $136K/yr
5+ years expMainspring Energy is revolutionizing power generation with innovative technology, and they are seeking a Senior Manufacturing Engineer to lead the design and implementation of production processes for large electromechanical machines. This role involves collaborating with cross-functional teams to ensure efficiency and quality in manufacturing operations.
Clean EnergyEnergyOil and Gas
Responsibilities
Lead the design of high-precision fixtures, tools, and equipment for electromechanical assembly and testing
Develop material handling solutions, overhead lift assist systems, and custom conveyors, Joining technologies and Torque/Angle control Nutrunners
Implement precision measuring systems and laser alignment processes for high-tolerance assembly
Ensure all tooling and equipment meet rigorous quality and performance standards
Manage end-to-end project execution, from concept through installation and commissioning
Collaborate with cross-functional teams, including R&D, operations, and procurement, to align manufacturing solutions with product requirements
Layout planning for future factory design initiatives and collect and document product and process requirements to feed equipment and tooling design and also define the process readiness for automation introduction
Oversee the manufacturing and assembly of designed tooling and equipment, ensuring timelines and quality standards are met
Contribute to new product development and collaborate with design engineers, offering expertise in manufacturability (DFM/DFX) and cost effectiveness of new mechanical components designs
Utilize DOE, PFMEA, 8D and other industry-standard tools and techniques to actively identify and address risks and optimize process parameters
Assess the sustainability of a fabrication technology for a given part design, plan validation experiments to demonstrate initial feasibility as well as manufacturing capabilities. Analyze the result and provide technical recommendations
Qualification
Required
Bachelor's or Master's degree in Mechanical Engineering, Manufacturing Engineering, or a related field
5+ years of experience in manufacturing engineering, with a focus on tooling and automation
Proficiency in CAD software (e.g., SolidWorks, CATIA, or AutoCAD) for tooling and fixture design
Strong analytical and problem-solving skills
Hands-on experience and ability to supervise mechanical assembly, wiring, plumbing, and light machine shop skills
Familiarity with precision measuring systems, laser alignment tools, and GD&T principles
Willing and able to travel internationally up to 15%
Preferred
Finite Element Analysis (FEA) capability is a plus
Benefits
Pre-IPO stock options
Benefits
Company
Mainspring Energy
Mainspring Energy provides power generation technology using linear generators for clean energy.
201-500 employees
H1B Sponsorship
Mainspring Energy has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (40)
2024 (23)
2023 (13)
2022 (12)
2021 (6)
Funding
Current Stage
Late StageTotal Funding
$813MKey Investors
General CatalystUS Department of EnergyBloombergNEF
2025-04-14Series F· $258M
2024-10-22Grant· $87M
2023-04-17Grant
Leadership Team
Shannon Miller
CEO and Founder
Adam Simpson
CCO and Founder
Recent News
Crunchbase News
2025-12-17
Company data provided by crunchbase