The Role
This internship will involve rotating across engineering departments, conducting technical analyses, developing Python scripts, and contributing to utility-scale battery energy storage system designs.
Summary Generated by Built In
Overview
esVolta, LP is a leading developer, owner, and operator of utility-scale energy storage projects across North America. We are at the forefront of the fast-growing battery energy storage market, and our projects are helping to transition the nation’s electric grid to a cleaner and more reliable future. Our storage projects provide major utilities with a multitude of important services including reliable fast-ramping capacity, energy and ancillary grid services including renewable energy integration support.
esVolta is independently owned, and we are among the largest players in the US energy storage sector with about 2.0 GWh of projects in operation or construction, and a 25+ GWh development pipeline.
We are headquartered in Newport Beach, California, with employees in multiple regions across the U.S. Our diverse management team has many decades of experience in the renewable energy, utility, and independent power sectors. esVolta is an innovative industry leader in development, design, construction, financing, and management of utility scale energy storage projects.
At esVolta, every employee makes an impact on the company’s growth and profitability, every day. We have a fast-paced, high-performance and team-oriented culture. We value quality of life and flexibility for our employees and strive to help our team members achieve their career goals.
About The Role
We are seeking motivated and talented individuals to join us for a 10-week summer internship within our Engineering department. The intern will rotate across multiple engineering departments, which may include Development, Project Execution, Interconnection, and Technology, gaining hands‑on exposure to utility‑scale battery energy storage systems. You will contribute to technical analyses, interconnection evaluations, and project documentation, working closely with engineers to progress projects.
Core Responsibilities
Safety
Who You Are
Compensation, Location & Benefits
The hourly rate for this position is listed below. The actual hourly rate offered will depend on the specific skills and experience of the selected candidate.
$30.00 per hour40-hour work week
Flexible; option to work-from-home with periodic office visits for in-person engagement or to work from company offices in Newport Beach. Willingness to be remotely based and ability to travel to company offices and project sites.
esVolta, LP is a leading developer, owner, and operator of utility-scale energy storage projects across North America. We are at the forefront of the fast-growing battery energy storage market, and our projects are helping to transition the nation’s electric grid to a cleaner and more reliable future. Our storage projects provide major utilities with a multitude of important services including reliable fast-ramping capacity, energy and ancillary grid services including renewable energy integration support.
esVolta is independently owned, and we are among the largest players in the US energy storage sector with about 2.0 GWh of projects in operation or construction, and a 25+ GWh development pipeline.
We are headquartered in Newport Beach, California, with employees in multiple regions across the U.S. Our diverse management team has many decades of experience in the renewable energy, utility, and independent power sectors. esVolta is an innovative industry leader in development, design, construction, financing, and management of utility scale energy storage projects.
At esVolta, every employee makes an impact on the company’s growth and profitability, every day. We have a fast-paced, high-performance and team-oriented culture. We value quality of life and flexibility for our employees and strive to help our team members achieve their career goals.
About The Role
We are seeking motivated and talented individuals to join us for a 10-week summer internship within our Engineering department. The intern will rotate across multiple engineering departments, which may include Development, Project Execution, Interconnection, and Technology, gaining hands‑on exposure to utility‑scale battery energy storage systems. You will contribute to technical analyses, interconnection evaluations, and project documentation, working closely with engineers to progress projects.
Core Responsibilities
- Support a range of engineering tasks designed to build strong technical, interpersonal, and ethical skills.
- Learn foundational principles of electrical engineering as applied to battery energy storage systems.
- Work alongside experienced engineers on utility‑scale energy storage projects.
- Contribute to the detailed design of BESS systems, such as Develop one‑line diagrams and drawings.
- Contribute to Load flow and Basis & Curtailment Analysis for system planning and design studies.
- Develop and maintain basic Python scripts to support data analysis, modeling tasks and automation of routine engineering workflows.
- Complete required training for assigned tasks.
- Take on additional responsibilities aligned with project and business needs.
- Present project work and findings to the esVolta management committee.
Safety
- Follow all company safety policies, procedures, and site‑specific rules at all times.
- Participate in required safety orientations, trainings, and toolbox talks.
- Use appropriate personal protective equipment (PPE) and ensure it is worn correctly.
- Maintain a clean, organized workspace to reduce hazards and support safe operations.
- Report unsafe conditions, near‑misses, or incidents immediately to a supervisor or safety lead.
- Ask questions and seek guidance before performing any task you are unsure about.
- Practice safe computer and documentation habits, including proper handling of sensitive system information.
- Support a culture of safety by modeling attentive, responsible behavior.
Who You Are
- Currently enrolled in accredited (ABET) undergraduate program focused on electrical engineering or power systems engineering.
- GPA 3.0+
- At least 18 years of age.
- Foundational experience with Python for data manipulation, simple modeling, or automation, with the ability to learn new libraries and tools as needed.
- Demonstrated interest in renewable energy and battery energy storage technologies.
- Strong interpersonal and communication skills, with the ability to convey ideas clearly to both technical and non‑technical audiences.
- Able to take direction from supervisors, mentors, and project leads and translate guidance into effective execution.
- Basic proficiency in technical writing, office productivity tools, spreadsheets, and common engineering software.
Compensation, Location & Benefits
The hourly rate for this position is listed below. The actual hourly rate offered will depend on the specific skills and experience of the selected candidate.
$30.00 per hour40-hour work week
Flexible; option to work-from-home with periodic office visits for in-person engagement or to work from company offices in Newport Beach. Willingness to be remotely based and ability to travel to company offices and project sites.
Top Skills
Battery Energy Storage Systems
Electrical Engineering
Engineering Software
Python
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The Company
What We Do
Focused on sustainability and innovation, esVolta develops, owns, and operates reliable utility-scale energy storage assets across the entire lifecycle - delivering value for utilities, energy users, and investors.








