Intern, Power Electronics Engineering – Power Systems

Energy Vault; United States; Remote; USD 85,962,000 - 100,289,000; Full time

Job summary

Energy Vault seeks a power electronics engineering intern for a 3-month, 40-hour-per-week role. You will design and verify tests in EMT simulations and HIL platforms, collaborating with internal and external teams to meet project requirements across grid-connected energy storage systems.

The role targets Master’s or Ph.D. candidates with strong power systems background and hands-on experience with Matlab/Simulink, C/C++, and power electronics components such as inverters and DC/DC converters.

Qualifications

• Pursuing a Master’s or Ph.D. in a relevant field with strong power systems/power electronics background.
• Strong interest in renewable energy, energy storage and data center industry.
• Experience with hardware-in-the-loop (HIL) testing and power electronics systems.

Responsibilities

• Help design and perform verification tests in EMT simulation and HIL platforms.
• Collaborate with internal and external teams to verify system requirements meet project needs.

Skills

Power electronics

Power systems

HIL testing

MATLAB/Simulink

C/C++ programming

DSP experience

Education

Masters/PhD student

Tools

OPAL-RT

Typhoon

RTDS

PSCAD

PSS/E

Job description

Our Company

Welcome to Energy Vault® (NYSE:NRGV),a global energy storage and power infrastructure company focused on owning, operating, and enabling resilient, dispatchable energy assets.

Energy Vault’s focus is to deliver reliable, flexible power that supports the evolving needs of modern grids, communities, and large energy users.

Since 2024, the Company has centered its strategy on an Independent Power Producer (IPP) model, developing, building, owning, and operating critical energy assets around the world.

Energy Vault operates globally, with headquarters in Westlake Village, California and Lugano, Switzerland, and regional development across North America, Europe, Asia, and Australia. The Company partners with utilities, grid operators, and large energy consumers to deliver infrastructure that strengthens grid reliability, enables renewable integration, and supports long-term energy security.

By combining asset ownership with advanced technologies and integration expertise, Energy Vault is building the next generation of critical energy infrastructure, delivering dependable power when and where it matters most.

Learn more at www.energyvault.com, explore recent updates in our Newsroom, and connect with us on LinkedIn, X, Facebook, Instagram, Vimeo, or YouTube.

Our Values

We Commit: To Building a Better Future for Earth and All Its Beings.

We Innovate: Cutting Edge Solutions to Accelerate the Unique Energy Aspirations of Our Clients.

We Connect: To Build Genuine Relationships.

We Deliver: Going Above & Beyond by Being Fast & Nimble.

We Lead: With Authenticity and Purpose.

Our Energetic Team

Energy Vault Solution, a division within Energy Vault, is dedicated to delivering customer-focused energy storage products that merge Battery and Clean Hydrogen technologies. The Energy Vault Solution team also develops and manages our AI/ML powered software applications that include EMS, Lifecycle Management, and Energy Trading Platforms.

Your Impact as a Intern, Power Electronics Engineering:

We are looking for a power electronics student intern with strong power system focus specialized in one of the contemporary research areas including, but not limited to energy storage, data center, DC systems, microgrid, solid-state transformer, advanced grid-interactive inverters.

In this role, you will gain practical and technical experience on cutting-edge energy storage and data center technologies while working closely with industry experts to simulate, analyze and troubleshoot complex systems from inverter control to large scale site level controls.

This role is estimated to be 3 months in duration with 40 hours per week.

Your Mission:

• Help design and perform verification tests in the EMT simulation and hardware-in-the-loop (HIL) platforms.
• Collaborate with internal and external teams to determine system requirements and verify our solution will meet and exceed project requirements.

Your Background:

• Pursuing a Current Masters or Ph.D. degree with relevant research focus with solid power systems/power electronics background.
• Strong interest in renewable energy, energy storage and data center industry.
• Technical knowledge of grid-forming, grid-following inverters, power plant controller, DC/DC converters and solid-state transformers.
• Experience with hardware-in-the-loop (HIL) testing, preferably OPAL-RT or other platforms such as Typhoon and RTDS.
• Experience working on PSCAD, PSS/E and other power system modeling software.
• Experience with designing, testing, analyzing, evaluating power electronics systems (AC/DC and DC/DC converters).
• Experience in testing inverter control board gate drivers and protection circuits.
• Familiarity with power semiconductor devices SiC and IGBT.
• Familiarity with relevant industry standards such as UL 1741, IEEE 1547, IEEE 2800
• Experience with Matlab/Simulink, embedded control design experience in C/C++ preferably with TI C2000 DSP.
• Experience in voltage source inverter control interfaces such as PWM, ADC; communication interfaces IPC, CAN, ETH.
• No travel is required.
• Comfortable thriving in fast-paced, rapid growth environments.
• A passion for sustainability, our mission, and our vision is a bonus!
• Must successfully pass a pre-employment background check.
• Energy Vault participates in E-Verify.

$30 - $35 an hour

The salary range, $30.00 to $35.00, reflects the target new hire hourly rate for the position across all U.S. locations.

$30 per hour, enrolled in a Master’s program.

$35 per hour, enrolled in a PhD program.

Join Us in Empowering Change

At Energy Vault we are committed to providing an environment of mutual respect where equal employment opportunities are available to all applicants. We believe inclusion creates opportunity for collaborative excellence through diversity of thought. We invite individuals of all genders, races, identities, ethnicities, sexual orientations, national origins, abilities, protected veteran status, religions, educational and socioeconomic backgrounds to explore employment with our organization.