Let’s get started
By clicking ‘Next’, I agree to the Terms of Service
and Privacy Policy
Jobs / Job page
LEM Manufacturing Engineering intern image - Rise Careers
Job details

LEM Manufacturing Engineering intern

Company Overview


Mainspring Energy is revolutionizing power generation with the world’s most flexible and adaptable onsite power generator, the Mainspring Linear Generator. Commercial, industrial, and utility leaders are choosing Mainspring over traditional options like engines, turbines, and fuel cells to quickly and reliably deliver local power for EV charging, commercial facilities, data centers, and grid-scale operations. The Mainspring Linear Generator is fuel flexible, ramps up and down to meet demand, and utilizes a flameless technology with near-zero NOx emissions.


Backed by top-tier investors such as Khosla Ventures, Bill Gates, American Electric Power, and Lightrock, Mainspring designs, manufactures and delivers its products to customers across the U.S. today, and we’re quickly scaling for international expansion.


Inspired by our vision of the affordable, reliable, net-zero carbon grid, Mainspring is rapidly expanding within the $816B global electricity equipment market, and we’re hiring the best talent to meet growing customer demand around the globe. We welcome a broad range of backgrounds, experiences, and talents to bring fresh perspectives and ongoing innovation to our customers.


We are looking to build relationships with people who share our values:


Pragmatic Optimism. Building a new category of world-class power generation requires the optimism of ambition and creativity, balanced with practicality to solve problems efficiently. The challenges that arise are opportunities for growth.


Excellence without Ego. We bring expertise and commitment to creating the best customer experience, from sales to deployment and service, just as we apply deep technical rigor to building and delivering world-class products. We strive for excellence and behave as leaders with the humility to acknowledge our challenges, both collectively and as individual contributors.


Proactive Collaboration. The integration and cross-disciplinary nature of Mainspring’s business requires intentionally seeking out others who bring different skills, perspectives, and priorities. Our culture of inclusion and respect extends beyond our team to interactions with our partners and customers.


More information can be found at www.mainspringenergy.com


Job Overview


Mainspring is seeking a Manufacturing Engineering Intern with mechanical engineering and CAD design experience, interested in developing manufacturing and assembly processes, equipment, tools and fixtures. You will work under the guidance of our engineering team to transition our breakthrough new technology into volume manufacturing. You will be hands-on in both design and on the shop floor at our Pilot Manufacturing facility in Menlo Park California, directly involved in setting up and optimizing our final assembly and test processes


Responsibilities
  • Document and implement assembly process sequence, visual assembly instructions and traceability documentation of a manufacturing process
  • Develop and validate new manufacturing processes for various subsystems, propose and implement work standards and process productivity improvements
  • Use SolidWorks to design tooling & fixtures, release to fabrication 2D drawing with GD&T for individual parts and assemblies
  • Coordinate fabrication of released parts in-house on 3D printers or through outside machine shops
  • Build, test and validate tooling and assembly fixtures and workstations
  • Detail tasks, time, quality parameters and process recipe


Qualifications
  • College student in their last 2 years of BS or in MS program in Mechanical
  • Engineering, Mechatronic, Electrical Engineering (or equivalent)
  • Experience designing, including GD&T, from concept to detailing tools and fixtures
  • Hands-on mechanical assembly experience and knowledge of machining and various fabrication techniques (CNC/manual machining, welding, sheet metal forming, etc.)
  • The ability to communicate well with other departments about the tracking and management of projects. (supply chain, quality, R&D, etc.)


$27 - $35 an hour
This position is onsite at our Menlo Park HQ. The hourly wage will be adjusted to reflect local market conditions based on employee location as well as the experience of the employee.

Does your experience not meet all of our posted requirements? Studies have shown that some people are less likely to apply to positions unless they meet every listed requirement. At Mainspring, we are committed to building a diverse, inclusive, flexible, and collaborative environment, so if you want to help us transition the world to clean and affordable electricity, and don’t meet all posted requirements for a particular role, we’d still love to hear from you. Mainspring can sometimes be flexible enough to shift responsibilities for the right person, or otherwise identify open or upcoming roles that may better fit your professional background.


In more traditional words, Mainspring Energy, Inc is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.


This compensation and benefits information is based on Mainspring Energy's estimate as of the date of publication and may be modified in the future. We generally do not negotiate on salary once we have made an offer. The level of pay within the range will depend on a variety of job-related factors that may include location, relevant prior experience and/or education, or particular skills and expertise. New hires joining the company tend to be paid within the starting base pay range noted above, with opportunities to increase pay over time based on development of additional skills, competencies, and company-specific knowledge.

Average salary estimate

$64480 / YEARLY (est.)
min
max
$56160K
$72800K

If an employer mentions a salary or salary range on their job, we display it as an "Employer Estimate". If a job has no salary data, Rise displays an estimate if available.

What You Should Know About LEM Manufacturing Engineering intern, Mainspring Energy

If you're a college student in your last years of studying mechanical engineering or a related field, Mainspring Energy is excited to offer you a unique opportunity as a Manufacturing Engineering Intern in Menlo Park, CA. Here at Mainspring, we’re leading the charge in revolutionizing power generation with our innovative Linear Generator technology. As part of our team, you'll become a crucial player in transitioning our groundbreaking designs into efficient volume manufacturing. You’ll gain hands-on experience working directly on the shop floor, collaborating with seasoned engineers to develop and optimize manufacturing processes for our state-of-the-art power systems. Imagine the thrill of documenting assembly processes, designing tooling and fixtures using SolidWorks, and being directly involved in validating assembly fixtures and workstations. We’re looking for someone who is proactive, eager to learn, and passionate about sustainable energy solutions. The role is not just about gaining experience; it’s about being part of a culture that values pragmatic optimism and collaboration. As a Manufacturing Engineering Intern at Mainspring, you’ll be contributing to meaningful work that impacts how we generate and consume electricity, helping move the world closer to a net-zero carbon future. Are you ready to dive into this hands-on role and help innovate the future of power generation? Join us at Mainspring Energy, where every day is an opportunity to make a difference!

Frequently Asked Questions (FAQs) for LEM Manufacturing Engineering intern Role at Mainspring Energy
What are the key responsibilities of the LEM Manufacturing Engineering Intern at Mainspring Energy?

As a LEM Manufacturing Engineering Intern at Mainspring Energy, key responsibilities include documenting and implementing assembly process sequences, developing and validating new manufacturing processes, designing tools and fixtures using SolidWorks, and coordinating the fabrication of parts. You'll also build, test, and validate assembly fixtures and contribute directly to optimizing the final assembly and test processes in our pilot manufacturing facility.

Join Rise to see the full answer
What qualifications do I need to be considered for the LEM Manufacturing Engineering Intern position at Mainspring Energy?

To qualify for the LEM Manufacturing Engineering Intern position at Mainspring Energy, candidates should be college students in their last two years of a BS or MS program in Mechanical Engineering, Mechatronics, Electrical Engineering, or a related field. Hands-on mechanical assembly experience, proficiency in CAD design, and familiarity with GD&T are also essential to excel in this role.

Join Rise to see the full answer
How does Mainspring Energy support interns in their career development?

Mainspring Energy values the development of its interns by offering mentorship, hands-on experience, and opportunities to collaborate with various departments. Interns are encouraged to explore different aspects of manufacturing and engineering processes while receiving guidance from experienced team members. We believe in fostering an inclusive environment that helps to prepare you for future career opportunities in the field.

Join Rise to see the full answer
What software tools do I need to be familiar with for the LEM Manufacturing Engineering Intern role?

Familiarity with SolidWorks is crucial for the LEM Manufacturing Engineering Intern role at Mainspring Energy, as you'll be required to design tooling and fixtures. Additionally, understanding 2D drawing with GD&T will be necessary for detailing parts and assemblies, which are critical aspects of the manufacturing process.

Join Rise to see the full answer
Does Mainspring Energy offer flexible work arrangements for interns?

While the LEM Manufacturing Engineering Intern position is primarily onsite at our Menlo Park HQ, Mainspring Energy champions a collaborative and flexible work environment. We recognize that different candidates may have unique circumstances, and we encourage applicants to reach out if they have specific flexible arrangements that may be beneficial.

Join Rise to see the full answer
Common Interview Questions for LEM Manufacturing Engineering intern
Can you explain how you approach documenting and implementing assembly process sequences?

When discussing assembly process sequencing, emphasize your structured approach. Outline how you would first analyze current processes, identify bottlenecks, and then document each step clearly. Share an example if possible, detailing how you’ve improved documentation in a previous project or study.

Join Rise to see the full answer
What experience do you have with CAD design and how have you applied it in projects?

In your answer, highlight your hands-on experience with CAD tools like SolidWorks. Discuss any relevant projects where you've designed tooling, fixtures, or components, ensuring to mention how your designs contributed to project success, efficiency, or cost savings.

Join Rise to see the full answer
Describe a time you worked as part of a team to achieve a goal. What was your role?

Use the STAR (Situation, Task, Action, Result) method to illustrate your teamwork experience. Explain your role clearly, how you contributed to the team's objectives, and the positive outcomes that resulted, showcasing your interpersonal and communication skills.

Join Rise to see the full answer
How do you prioritize tasks in a fast-paced engineering environment?

Discuss your time management strategies such as using task lists or project management tools. Illustrate how you determine priorities based on urgency and impact, sharing an example where effective prioritization led to timely project completion.

Join Rise to see the full answer
What methods would you use to validate new manufacturing processes?

Explain your systematic approach to validation, such as conducting trials and measuring outcomes against established benchmarks. Share your understanding of the importance of documentation and continuous feedback to improve processes.

Join Rise to see the full answer
How do you feel about working hands-on in a manufacturing environment?

Express your enthusiasm for hands-on work and underline the valuable learning experiences that come from being physically involved in the processes. Relate this to your long-term career aspirations within engineering.

Join Rise to see the full answer
What challenges do you anticipate in this internship and how would you address them?

Acknowledge potential challenges such as adapting to new tools or processes, then propose proactive approaches such as seeking mentorship within the team or engaging in additional practice to improve your skills.

Join Rise to see the full answer
Can you explain your understanding of GD&T and its importance in manufacturing?

Discuss GD&T as a crucial part of design documentation and how it impacts manufacturing quality. Explain how precise tolerancing enhances communication between design and manufacturing teams, ensuring parts fit as intended.

Join Rise to see the full answer
What sparked your interest in sustainable energy solutions and how do you relate that to Mainspring Energy's mission?

Share your genuine enthusiasm for sustainable energy and how it aligns with Mainspring’s innovative approach to power generation. Explain your eagerness to contribute to impactful projects that contribute to a net-zero carbon future.

Join Rise to see the full answer
How do you ensure effective communication with cross-functional teams?

Describe your strategies for maintaining clear communication, such as regular updates, using collaborative tools, or scheduling check-ins. Emphasize your belief in the value of inclusive dialogue to harmonize efforts across different disciplines.

Join Rise to see the full answer
Similar Jobs
Photo of the Rise User
Posted 10 days ago
Posted 5 days ago

Join BD as a Principal Engineer to drive product stewardship activities in the Advanced Patient Monitoring business unit.

Photo of the Rise User
Posted 9 days ago
Photo of the Rise User
Posted 8 days ago
Photo of the Rise User
SpaceX Hybrid Redmond, Washington, United States
Posted 2 days ago
Mission Driven
Social Impact Driven
Passion for Exploration
Reward & Recognition

Join SpaceX as an Electrical Design Engineer to help develop cutting-edge electronics for Starlink satellites.

Photo of the Rise User
Posted 12 days ago
Posted 14 days ago

Mainspring Energy is engineering advanced technology by developing a prototype of a linear generator that converts fuel to electricity. Mainspring was founded in 2010 by three Stanford engineers- Shannon Miller, Adam Simpson, and Matt Svrcek. T...

79 jobs
MATCH
Calculating your matching score...
FUNDING
DEPARTMENTS
SENIORITY LEVEL REQUIREMENT
TEAM SIZE
EMPLOYMENT TYPE
Internship, on-site
DATE POSTED
March 30, 2025

Subscribe to Rise newsletter

Risa star 🔮 Hi, I'm Risa! Your AI
Career Copilot
Want to see a list of jobs tailored to
you, just ask me below!
LATEST ACTIVITY
Photo of the Rise User
40 people applied to REMOTE Sr Piping Designer at Kelly
Photo of the Rise User
9 people applied to ROV Pilot at TSMG
Photo of the Rise User
Someone from OH, Beachwood just viewed Legal Counsel (Intellectual Property) at Mars
o
Someone from OH, Columbus just viewed Marketing and Communications Specialist at osu
Photo of the Rise User
Someone from OH, Cincinnati just viewed Data Analyst at Apple
Photo of the Rise User
Someone from OH, Dublin just viewed Manager-Financial Systems at American Express
Photo of the Rise User
Someone from OH, Akron just viewed Financial Analyst (Project Controls Analyst) at Nava
Photo of the Rise User
Someone from OH, Fairfield just viewed Finance Rotation Analyst at Huntington National Bank
Photo of the Rise User
83 people applied to Electrical Apprentice at Aerotek
A
Someone from OH, Canton just viewed Remote Sales- NO COLD CALLING at AO Globe Life
Photo of the Rise User
Someone from OH, Athens just viewed Digital Customer Experience Improvment (UX) at Advansys
Photo of the Rise User
Someone from OH, Akron just viewed Mobile Business Analyst at E.L.F. BEAUTY
Photo of the Rise User
Someone from OH, Lisbon just viewed Associate Cybersecurity Analyst - IAM at Visa
Photo of the Rise User
Someone from OH, Cincinnati just viewed Associate Buyer - Hardgoods at Huckberry
Photo of the Rise User
Someone from OH, Cleveland just viewed Inside Sales Representative at Elvtr
Photo of the Rise User
Someone from OH, Dayton just viewed Risk Operations Specialist at Imprint
A
Someone from OH, Cleveland just viewed Traffic Control Flagger at AWP Safety
Photo of the Rise User
Someone from OH, Sylvania just viewed Talent Sourcer at CEQUENS
Photo of the Rise User
Someone from OH, Sylvania just viewed Talent Sourcer (6 month contract) at Jerry
A
Someone from OH, Cleveland just viewed Junior Communications Specialist at Alphabe Insight Inc
Photo of the Rise User
Someone from OH, Columbus just viewed Telecom Coordinator at The Cheesecake Factory
Photo of the Rise User
Someone from OH, Cincinnati just viewed Staff Data Engineer at Visa
Photo of the Rise User
Someone from OH, Mason just viewed R&D Mechanical Engineer at Traeger Wood Pellet Grills
Photo of the Rise User
20 people applied to Internship summer 2025 at Boeing
Photo of the Rise User
22 people applied to Supervisor, Plumbing at SpaceX