Energy Vault - Lead Power Systems Engineer, Data Centers

• Identify relevant design criteria for high availability power system supplying data centers. • Define and own the overall power system architecture for data centers from utility point of interconnection through IT load. • Design high-reliability substations aligned with Tier III / Tier IV reliability standards for up to 50MW data centers. • Lead failure modes and effects analysis (FMEA), short-circuit studies, coordination studies, and reliability assessments. • Ensure systems are designed for maintainability without downtime, including concurrent maintenance strategies. • Support black-start, islanded operation, and degraded-mode operating scenarios where applicable. • Design on-site or co-located generation, including: diesel or gas turbine generators; Battery energy storage systems (BESS); Co-located or on-site photovoltaic (PV) systems. • Define control strategies for dispatch, load-shedding, islanding, resynchronization, and grid interaction. • Coordinate integration of DERs with UPS systems, static switches, and data hall distribution. • Lead technical engagement with utilities, ISOs/RTOs, and interconnection authorities. • Support interconnection studies, protection coordination with utility systems, and compliance with grid requirements. • Interface with EPCs, OEMs, and equipment suppliers to ensure design intent is preserved through execution. • Establish and maintain design standards, reference architectures, and technical guidelines across multiple sites or regions. • Provide technical oversight during design reviews, FATs, SATs, commissioning, and energization. • Support operational teams with troubleshooting, root-cause analysis, and system upgrades over the asset lifecycle. • Work cross-functionally with engineering, legal, commercial, and executive teams to align project goals. • Bachelor’s degree in Electrical or Power Systems engineering, Master’s preferred. • 8+ years of experience in power system design for mission-critical, industrial, utility-scale, or data center environments. • 3+ years of BESS or PV project experience, preferred. • Experience with grid-interactive or grid-forming power systems, preferred. • Familiarity with sustainability-driven power strategies (e.g., low-carbon generation, energy optimization), preferred. • Familiarity in permitting processes with local authorities, preferred. • Strong expertise in: high-reliability substations and MV/LV distribution; protection and control systems; generator and UPS systems; DER and microgrid architectures. • Proficiency with power system analysis tools (e.g., load flow, short-circuit, protection coordination, arc-flash). • Deep understanding of electrical codes, standards, and best practices applicable to data centers. • Ability to operate as a technical authority across disciplines and stakeholders. • Strong written and verbal communication skills for executive, engineering, and external audiences. • Comfortable balancing reliability, cost, constructability, and scalability trade-offs. • Willingness to travel domestically and internationally, up to 25% • Comfortable thriving in a fast-paced, rapid growth environments. • A passion for sustainability, our mission, and our vision is a bonus!