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Senior Field Service Engineer

Our Company

Welcome to Energy Vault® (NYSE:NRGV), where our purpose is to enable a sustainably energized world. Our mission is to provide energy solutions that accelerate the global transition to renewable energy. Energy Vault® operates globally with headquarter locations in Westlake Village, California and Lugano, Switzerland, and regional development in multiple locations in Switzerland, United States, United Kingdom, Australia, and China.

 

Our Company's comprehensive offerings include our proprietary gravity, battery, hybrid/green hydrogen energy storage solutions and our technology-agnostic software suite that orchestrates and integrates multiple energy asset types (storage & generation) while  optimizing dispatch, costs, revenues, and overall asset performance.  Please visit our Website for more information, our Newsroom for the latest company updates, 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 Senior Field Service Engineer:

Energy Vault is looking for a Senior Field Service Engineer to maintain and ensure the successful operation of our Energy Storage Hydrogen/Battery Energy Storage system in Calistoga, California. You will diagnose, troubleshoot, and perform preventive and corrective maintenance services to utility/commercial energy storage products. Applicants should be self-motivated team players with a positive attitude!


Your Mission:
  • This position will report to the EV Solution Senior Director of Technical Services.
  • Perform required preventative maintenance and repair activities on energy storage products to maintain warranty coverage and long-term servicing agreements.
  • Support operation of the Calistoga Resiliency Center system in response to PG&E PSPS events and CAISO market operations.
  • Respond to corrective maintenance cases on energy storage products and update online case logs accurately.
  • Perform commissioning activities on new projects.
  • Ensure adherence to Health, Safety, and Environmental (HSE) best practices and proactively enforce compliance among team members to maintain a safe and compliant work environment
  • Work closely with members of the Operations, Engineering, Quality Health & Safety, Software teams to resolve issues and close service tickets.
  • Comply with site working policies and practices.
  • Maintain records of site activities per department policies and practices.
  • Develop working relationships with EV Engineering personnel and the India Operations Center.
  • Utilize EV ticketing system to document new issues, provide updates on open tickets and close resolved tickets.
  • Respond to customer concerns with the performance or functionality of the system.
  • Write reports, where required, to comply with the O&M contract deliverables.
  • Have flexibility to provide support outside your home location, as required.
  • Ensure that all company property is well maintained and secure.


Your Background:
  • 8+ years of experience in applicable experience in Energy generation project systems
  • Experience troubleshooting and maintaining utility power generation equipment and medium/high voltage protection and control equipment (both AC/DC).
  • Experience with servicing, maintaining, and troubleshooting utility scale BESS projects is preferred; experience with large scale PV/solar, wind and power generation systems is acceptable.
  • Knowledge of hydrogen-to-energy systems or other liquid fuel systems is preferable.
  • Experience troubleshooting and maintaining communications and network equipment.
  • Competency with power/hand tools, electrical test equipment, HMI control systems and various computer application tools is required.
  • Very good at interacting with and leading a team as well as managing relationships with external stakeholders and customers.
  • Ability to work at heights, work in extreme environments, perform prolonged periods of repetitious duties, lift at least 50 pounds frequently.
  • Must have and maintain a valid driver’s license and an acceptable and safe driving record.
  • Previous OSHA safety and heavy equipment training.
  • Certifications and/or previous training in renewable energy products like SMA/EPC power inverters
  • Journeyman Electrician license is desirable.
  • Understanding of various network communication systems is preferred.
  • Willingness to travel domestically, 20% to 40% depending on new projects.
  • Comfortable thriving in fast-paced, rapid growth environments.
  • Candidate is required to pass a background check and participate in periodic drug and alcohol testing as required by company policy.


Benefits of Powering the Future with Energy Vault:
  • Annual bonus plan.
  • Restricted Stock Units (RSUs).
  • 401K employer matching.
  • Comprehensive medical, dental, and vision plans for employees and family.
  • Flexible Spending Account.
  • Company-paid Life insurance, Short- and Long-term disability insurance.
  • Generous holiday allowance.
  • Flexible time off plus sick leave.
  • Reimbursement for home office equipment, phone, and internet expenses.


$96,000 - $125,000 a year

#LI-CG1


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.


Apply now and become a catalyst for change at Energy Vault! 

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Average salary estimate

$110500 / YEARLY (est.)
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$96000K
$125000K

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WHY - Our Purpose​ We exist to enable a sustainably energized world. We strive to create a world powered by renewable resources. At the core of our existence, lies the sense of urgency to meet the energy demands of the present, while enabling pros...

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Full-time, onsite
DATE POSTED
September 23, 2025
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