Energy Vault - Principal Project Engineer - Substations Power Generation

• Establish the electrical design basis, scope boundaries, interface matrix, deliverable register, design schedule, and technical risk register; identify and close scope gaps across owners, EPC contractors, utilities, consultants, and equipment suppliers. • Review electrical design packages including: single-line and three-line diagrams, wiring diagrams, cable schedules, equipment layouts, grounding and lightning-protection designs. • Create or technically evaluate specifications for all major equipment including: transformers, HV/MV switchgear, disconnect switches, power cables, CTs/VTs, metering and protection relays and UPS systems. • Coordinate electrical interfaces with natural-gas engine-generator OEMs, including alternator ratings, neutral grounding, excitation/AVR, governor and synchronizing controls, generator protection, starting systems, plant auxiliaries, black-start or islanding requirements, and CHP interfaces where applicable. • Review load-flow, short-circuit, protection-coordination, grounding, arc-flash, cable-ampacity; ensure study assumptions remain aligned with the issued-for-construction design. • Manage utility interconnection requirements, including point-of-interconnection design, revenue metering, communications and relay settings. • Review EPC and vendor drawings, calculations, equipment data sheets, test plans, FAT/SAT reports, deviations, and technical submittals; provide clear dispositions and maintain design configuration control. • Support procurement through equipment specifications, technical bid evaluations, supplier selection and vendor-document review. • Provide construction engineering support, respond to RFIs and field changes, participate in site walkdowns, and verify that installations conform to the design, applicable codes, and approved quality plans. • Plan and support substation energization, generator synchronization, commissioning, and turnover, including test procedures, protection and control testing, punch-list closure, and coordination with utilities, commissioning agents, and plant operations. • Bachelor’s degree in engineering (electrical or power system engineering) or equivalent experience. • 7+ years of experience leading project design, preferably in the building of large generator power stations and substations. • Direct experience in HV/MV substation design. • Direct experience with natural-gas reciprocating-engine power plants, CHP facilities, or distributed generation is strongly preferred. • Working knowledge of applicable IEEE, ANSI, NFPA 70/NEC, NESC, NETA, OSHA, and utility standards. • PE certification or equivalent, preferred. • Familiarity in permitting processes with local authorities. • Proficient in Microsoft Office tools (Excel, Word, PowerPoint). • Willingness to travel domestically and internationally, up to 30%. • 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 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. • 8-weeks for Paternity leave. • Generous holiday allowance. • Flexible time off plus sick leave. • Reimbursement for home office equipment, phone, and internet expenses. • #LI-remote #LI-JW1