Mechanical Design Intern jobs in United States
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Peak Energy · 4 hours ago

Mechanical Design Intern

positionBurlingame, California
timeInternship
remoteOnsite
seniorityIntern
money$30/hr - $30/hr

Peak Energy is looking for a Mechanical Design Intern to join their Energy Storage Systems team, focusing on mechanical designs for utility scale sodium-ion energy storage systems. The role involves supporting mechanical system and component design while collaborating with various teams to bring designs to fruition.

EnergyEnergy StorageRenewable Energy
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H1B Sponsor Likelynote

Responsibilities

Focus on design areas of need, which may include: module enclosure, adhesives, plastic component design, high current conductors, communications harnessing
Interface tightly with partners such as thermal and structural analysts and other design functions to inform design decisions
Drive and participate in a culture of rapid prototyping and testing
Support validation of Peak products from concept through field deployment
Ensure a smooth transition from maturing product to mass production
A great team spirit and get-it-done attitude. No job is too big or too small

Qualification

Mechanical engineering fundamentals3D CAD softwarePower electronicsPrototype buildingSimulation toolsPassion for renewable energy

Required

Pursuing a mechanical engineering, engineering physics, or equivalent degree
Strong grasp mechanical and thermal engineering fundamentals
Basic understanding of power electronics and electrical fundamentals
Familiarity with 3D CAD software
Experience with building prototypes
Passion for renewable energy, sustainability, and driving positive environmental impact through technology innovation
Eligible to work in the U.S

Preferred

CATIA V6 or Siemens NX experience
Familiarity with simulation or analysis tools like MATLAB, FEA, or CFD

Benefits

Flexible time off
Comprehensive medical, dental, and vision coverage
Strong 401(k) plan
Equity opportunities

Company

Peak Energy

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Peak Energy is a pioneering firm that is industrializing sodium-ion to expedite the shift to renewable energy.
dateFounded in 2023
location
Denver, Colorado, USA
people-size51-200 employees
web-link
https://www.peakenergy.com

H1B Sponsorship

Peak 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 (5)
2024 (4)

Funding

Current Stage
Growth Stage
Total Funding
$65M
Key Investors
Xora Innovation
2024-07-17Series A· $55M
2023-10-04Seed· $10M

Leadership Team

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Landon Mossburg
Founder & CEO
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Recent News

Clean Technica
Coal-Killing Sodium-Ion Energy Storage Is Coming To Kill Your Coal Power Plants
2025-11-16
Energy-Storage.News
US sodium-ion startup Peak Energy deploying 720MWh BESS for Jupiter Power, with 4GWh under reservation
2025-11-15
altenergymag.com
Peak Energy Signs 4.75 GWh Contract with Jupiter Power for Industry-Leading Sodium-Ion Battery Storage Systems
2025-11-14
Company data provided by crunchbase