Senior High Voltage Electrical Engineer, Data Centers
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Job Description
Senior High Voltage Electrical Engineer leading substations, power systems, and renewable integration for JLL’s hyperscale data center infrastructure. Remote across six U.S. cities.
Responsibilities:
- Lead design and engineering of high voltage electrical systems for hyperscale data center campuses
- Develop electrical system architectures optimizing reliability, redundancy, and scalability
- Design utility-scale substations, distribution systems, protection schemes, control systems, and grounding systems
- Perform load flow, short circuit, arc flash, transient stability, harmonic, and protective device coordination studies
- Lead utility interconnection strategy and coordination for developments requiring 100+ MW of utility capacity
- Architect medium voltage distribution loops, unit substations, diverse utility feeds, and redundant power architectures
- Develop campus electrical master plans and infrastructure roadmaps for phased multi-building data center campuses
- Integrate solar arrays, battery energy storage, fuel cells, microgrids, and other sustainable power solutions
- Design on-site generation, generator paralleling schemes, automatic transfer switch configurations, and grid-scale energy storage systems
- Provide technical leadership, mentorship, engineering standards, design guidelines, and best practices
- Advise hyperscale clients on infrastructure strategy, capacity planning, and capital investment decisions
- Support business development through proposal development and technical presentations
- Lead technical due diligence and long-term electrical infrastructure master planning
- Conduct design reviews for technical accuracy, code compliance, and constructability
- Provide field engineering support during high voltage construction and resolve complex field issues
- Develop commissioning plans and lead transformer energization, relay testing, generator validation, and integrated system performance testing
Requirements:
- Bachelor's degree in Electrical Engineering from ABET-accredited program
- 8-12 years of progressive electrical engineering experience with substantial focus on high voltage power systems, substation design, and mission-critical facilities
- Professional Engineer (PE) license in good standing or ability to obtain licensure in multiple states
- Deep expertise in medium voltage (4.16kV-35kV) and high voltage (69kV-230kV) electrical system design, substation engineering, and utility interconnection
- Comprehensive knowledge of data center electrical infrastructure including redundant power architectures and Uptime Institute Tier Standards
- Expert-level proficiency with SKM PowerTools, ETAP, and EasyPower
- Demonstrated experience leading utility coordination and interconnection processes for large power users (100+ MW)
- Strong technical leadership and communication skills
- Preferred: Master's degree in Electrical Engineering or Power Systems Engineering
- Preferred: PE license active in multiple states
- Preferred: LEED AP or sustainable design credential
- Preferred: IEEE Senior Member status or active participation in professional societies
- Preferred: Direct experience with hyperscale data center operators or large colocation providers
- Preferred: Expertise in renewable energy integration, microgrid design, distributed energy resources, design-build/EPC delivery, campus master planning, digital substation technologies, and IEC 61850 protocols
- Knowledge of medium/high voltage systems, utility-scale substations, transformers, switchgear, protective relaying, grounding, redundant data center power architectures, UPS integration, generators, battery storage, solar PV, fuel cells, and microgrids
- Proficiency with AutoCAD, Revit MEP, arc flash and grounding analysis software, renewable energy modeling tools, SCADA platforms, and Microsoft Office Suite
- Knowledge of NEC/NFPA 70, NFPA 70E, IEEE, Uptime Institute, ANSI/NETA, utility interconnection, NERC, and OSHA standards
- Must be authorized to work in the United States without visa sponsorship
Benefits:
- 401(k) plan with matching company contributions
- Comprehensive Medical, Dental & Vision Care
- Paid parental leave at 100% of salary
- Paid Time Off and Company Holidays
- Early access to earned wages through Daily Pay
- Remote work arrangement
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