Director, Engineering – New Energy Systems

Energy Vault

Director of Engineering focused on hydrogen and fuel cell technologies at Energy Vault. Leading technical strategy, system architecture, and development of energy solutions.

Posted 5/16/2026full-timeRemote • California • 🇺🇸 United StatesLead💰 $177,000 - $283,000 per yearWebsite

Tech Stack

Tools & technologies

Vault

About the role

Key responsibilities & impact

Lead engineering development of New Energy Systems with particular focus on hydrogen-based systems, including:
Electrolysis (PEM, alkaline, or SOEC)
Hydrogen storage (compressed gas, liquid hydrogen, or novel storage media)
Fuel cell (PEM, SOFC, or hybrid configurations), linear generators, nuclear, and thermal generators
Balance-of-plant (compression, purification, thermal management, controls)
Drive the New Energy Systems roadmap, guiding technology from concept through demonstration and commercial deployment.
Evaluate emerging generation technologies and products for integration into the company’s solution portfolio, including:
Technical performance and degradation characteristics
Safety and intrinsic hazards
Supply chain readiness and scalability
Levelized cost of energy (LCOE)
Develop and lead stage-gate processes for New Energy Systems, advancing technologies and products from TRL 4–8 and MRL 4–8.
Define technical criteria and lead system architecture design, including integration with:
Renewable generation (solar, wind)
Grid interconnection and microgrids
Energy management systems (EMS) and SCADA
Support project development and execution, including:
Conceptual and detailed design
Equipment specification and vendor selection
Integration with EPC and construction teams
Ensure compliance with applicable codes and standards
Lead development of product documentation, including:
Design basis and system specifications
Installation and commissioning procedures
Operations & maintenance manuals
Collaborate with supply chain and manufacturing teams to industrialize hydrogen and fuel cell systems.
Support funding and partnerships, including grants (DOE, CEC), strategic partnerships, and pilot projects.
Provide technical support to commercial deployments to ensure performance, reliability, and continuous improvement.
Foster a culture of technical excellence, innovation, accountability, and collaboration across multidisciplinary teams.

Requirements

What you’ll need

15 years or equivalent experience with a bachelor's degree in mechanical, chemical, or electrical engineering (or related engineering discipline).
10+ years of experience in managing project engineering and/or delivery of cross-functional teams for hazardous material facilities.
5+ years of experience in teams developing complex and innovative energy solutions.
Willingness to travel domestically and internationally, up to 33%.
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.

Benefits

Comp & perks

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.
8-weeks for Paternity leave.
Generous holiday allowance.
Flexible time off plus sick leave.
Reimbursement for home office equipment, phone, and internet expenses.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

electrolysishydrogen storagefuel cellbalance-of-plantstage-gate processessystem architecture designenergy management systemsSCADAlevelized cost of energytechnical performance evaluation

Soft Skills

leadershipcollaborationinnovationaccountabilityproject managementcommunicationproblem-solvingadaptabilityteam managementtechnical excellence

Certifications

bachelor's degree in mechanical engineeringbachelor's degree in chemical engineeringbachelor's degree in electrical engineering