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Energy Engineer Intern Jobs in California (NOW HIRING)

M Wave Design Corporation

Engineer intern

Simi Valley, CA · On-site

$17.25 - $22.50/hr

Job Summary / Objectives The Intern position is focused on Engineering or Physics students that can ... High energy with can do attitude * Strong team contributor in a dynamic workflow environment with ...

APTIM

Civil Engineer Intern

Concord, CA · On-site

$25 - $29/hr

The Civil Engineer Intern will support civil engineering teams in the planning, design, analysis ... energy customers. Together, we create sustainable and resilient communities for all. What you can ...

Shimmick

Field Engineer Intern

San Francisco, CA · On-site

$26 - $30/hr

Overview Shimmick is actively seeking a highly motivated Field Engineer Intern for employment at a ... Water Resources, Climate Resliance, Energy Transition and Technology, and Sustainable ...

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All JobsEnergy Engineer Intern JobsEnergy Engineer Intern Jobs in California

Energy Engineer Intern information

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How much do energy engineer intern jobs pay per hour?

As of Aug 4, 2026, the average hourly pay for energy engineer intern in California is $20.97, according to ZipRecruiter salary data. Most workers in this role earn between $16.97 and $23.94 per hour, depending on experience, location, and employer.

What does an energy engineer intern do?

An Energy Engineer Intern assists professional engineers in analyzing and improving energy systems within buildings, industrial facilities, or renewable energy projects. Their tasks often include collecting and interpreting data, performing energy audits, developing recommendations for efficiency improvements, and supporting the design or implementation of energy-saving measures. Interns also help with research, report writing, and sometimes participate in fieldwork or site visits. This role provides hands-on experience with real-world energy challenges and helps build a foundation for a future career in energy engineering.

What is the difference between Energy Engineer Intern vs Mechanical Engineering Intern?

AspectEnergy Engineer InternMechanical Engineering Intern
Required CredentialsTypically pursuing or holding a degree in energy engineering, mechanical engineering, or related fieldsUsually pursuing or holding a degree in mechanical engineering or related disciplines
Work EnvironmentOften involved in energy systems, sustainability projects, and renewable energy initiativesEngaged in product design, manufacturing processes, and mechanical systems
Employer & Industry UsageUsed by energy companies, consulting firms, and industrial plants focusing on energy efficiencyCommon in manufacturing, automotive, aerospace, and product development sectors

While both roles involve engineering principles, an Energy Engineer Intern focuses on energy systems, efficiency, and sustainability projects, whereas a Mechanical Engineering Intern works on mechanical design, manufacturing, and product development. The roles share similar educational backgrounds but differ in industry focus and project types.

What are the key skills and qualifications needed to thrive as an energy engineer intern?

To thrive as an Energy Engineer Intern, you need a solid foundation in engineering principles, energy systems, and data analysis, often supported by coursework in mechanical or electrical engineering. Familiarity with tools like AutoCAD, MATLAB, and energy modeling software such as RETScreen or EnergyPlus is typically expected. Strong problem-solving abilities, attention to detail, and effective communication skills help interns stand out in collaborative project environments. These skills and qualities are crucial for accurately analyzing energy data, contributing to efficiency projects, and supporting the technical needs of energy engineering teams.
What are the most commonly searched types of Energy Engineer jobs in California? The most popular types of Energy Engineer jobs in California are:
What are popular job titles related to Energy Engineer Intern jobs in California? For Energy Engineer Intern jobs in California, the most frequently searched job titles are:
What job categories do people searching Energy Engineer Intern jobs in California look for? The top searched job categories for Energy Engineer Intern jobs in California are:
What cities in California are hiring for Energy Engineer Intern jobs? Cities in California with the most Energy Engineer Intern job openings:
Energy Engineer Intern jobs near you
Infographic showing various Energy Engineer Intern job openings in California as of July 2026, with employment types broken down into 78% Full Time, 20% Part Time, and 2% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $43,617 per year, or $21 per hour.

Supplier Industrialization Engineer Intern (Fall 2026)

Peak Energy

Burlingame, CA • On-site

$19 - $24.50/hr

Other

Re-posted 19 days ago

Job description

Peak Energy 

Job Title:Supplier Industrialization Engineer Intern (Fall 2026)

Location:Burlingame, CA 

Department:Supply Chain 

Reports To:Senior Manager, ESS Industrialization & Global Supply

Position Type: Intern 

About Peak Energy

Peak Energy is the first American venture to advance globally proven Sodium-Ion battery systems as the storage standard for the new era of renewable energy on a resilient grid. 

Sodium-Ion is cheap, readily available and safe, making it the leading contender in a rapidly evolving market.   

Our leadership team is powered by decades of expertise in scaling gigawatt-level innovation at world-class companies such as Tesla, Northvolt, SunPower, Fluence, and Enovix. We are backed by strategic investment and product partners such as TDK Ventures and Eclipse Ventures. 

We are a team of engineers, operators, entrepreneurs, and partners driven by a shared ambition to set the new performance standard for renewable energy and grid resilience. 

About the Team - Energy Storage Supply Chain (ESS SCM)

The Energy Storage System Supply Chain Team leads sourcing, supplier development, and qualification of outsourced components and assemblies for Peak Energy's Battery ESS Products. The team is accountable for the technical and commercial performance of our ESS supply chain, driving quality, cost, and delivery outcomes across a complex global supplier base.  

About The Role - Supplier Industrialization Engineering Intern 

As an SIE Intern, you will be responsible for working with Suppliers, Peak Energy Global Supply Managementand Design Engineering Teams on development and qualification of outsourced parts at suppliers. The SIE Intern will operate as an individual contributor and will have an opportunity to work on high impact projects as Peak Energy continues to scale our Cell and ESS product offerings.  

The Supplier Industrialization Engineering Intern will report to the Senior Manager, ESS Industrialization & Global Supply.

What You'll Do (Responsibilities)

  • Lead and participate in discussions on DfX (Design for X) with internal and external stakeholders for outsourced parts and assemblies. 
  • Facilitate communication and clarification of the product specification package for parts and assemblies between the supplier and Peak Energy to ensure that the supplier is set up for success. 
  • Manage the development and implementation of manufacturing processes and systems to ensure the supplier complies with all the requirements of the Peak Part Approval Process (PAP). 
  • Assist the supplier with Root Cause Analysis (RCA) and Corrective Action and Preventive Action (CAPA) Implementation to ensure quality issues are investigated thoroughly, and necessary actions are taken to prevent the recurrence of the issue. 
  • Identify and drive process improvement projects at suppliers to improve quality, cost, and delivery metrics. 
  • Help the Peak Energy GSM Team identify potential suppliers and assess suppliers through qualification assessments and performance reviews. 

What You'll Bring (Qualifications)

  • Proficiency in 3D CAD Software (CATIA preferred) 
  • Ability to read Engineering Drawings, with a good understanding of geometric dimensioning and tolerancing 
  • Understanding of traditional & non-traditional manufacturing processes (Machining, Injection Molding, Sheet Metal Stamping, 3D Printing, PCBA Manufacturing, Mechanical or Electromechanical Assembly, Wire Harness Assembly, etc.) 
  • Understanding of Advanced Product Quality Planning (APQP) & Production Part Approval Process (PPAP) 
  • Understanding of Problem-Solving Frameworks (8D, A3, Pareto Analysis, etc.) & RCA/ CAPA Techniques used within these frameworks 
  • Willingness to work in a fast-paced environment that is highly cross-functional and in a constant state of evolution 
  • Be a student pursuing graduate/ undergraduate studies in one of the following concentrations: Mechanical Engineering, Electrical Engineering, Aerospace Engineering, Industrial Engineering, Manufacturing Engineering, Physics, Chemistry, Statistics, Mathematics AND have experience designing products or manufacturing processes through 1+ internship(s), or full-time work in one of the following fields: New Product Introduction, Project/ Program Management, Manufacturing, Quality, Supplier Quality/ Industrialization, Metrology, Industrial Engineering, or Strategic Sourcing. 

Our Core Values 

  • Speed Through Focus - Move fast but understand why. Focus on the goal, don't sacrifice quality.  
  • Mission Over Self - It's about the greater good; confident humility. Take ownership and accountability.  
  • Face the Brutal Truth - Transparency, honesty, big picture curiosity. Fearless decision making.  
  • Be a Good Person - Kindness, collaboration and teamwork. 

Peak Energy is committed to building a diverse and inclusive workforce. We strongly encourage women, people of color, and individuals from underrepresented groups to apply. We value skills, potential, and perspective over specific credentials. If you're excited about this role but your experience doesn't look perfect on paper, we still want to hear from you. 

Compensation & Benefits 

The hourly rate for this role is $30/hour.

Join us to thrive in a supportive environment while making a meaningful impact in the energy sector! 

At Peak Energy Technologies Inc., we believe that a diverse and inclusive workplace makes us a more capable, innovative, and competitive company. We welcome people who represent diversity in their backgrounds, ethnicities, cultures, and experiences. Peak Energy Technologies Inc. is an equal opportunity employer, aiming to reach our company's full potential by cultivating an inclusive workforce. We do not discriminate on the basis of race, color, ancestry, religion, national origin, sexual orientation, citizenship, marital or family status, disability, gender identity or expression, veteran status, or any other legally protected status.

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