Supervisor, High Voltage Engineering - Energy

Cupertino Electric, Inc.; San Jose (CA); On-site; USD 85,000 - 110,000; Full time

Benefits offered by this job

Diversity and inclusion initiatives

Job summary

Cupertino Electric, Inc. is seeking a Supervisor for High Voltage Engineering in San Jose, CA. This role will provide technical leadership and supervisory oversight for utility-scale renewable energy, substation, and battery energy storage projects. The Supervisor will ensure compliance with engineering standards, mentor staff, and support project execution.

The ideal candidate will have 5+ years in high-voltage projects, a Bachelor's in Electrical Engineering, and strong leadership skills. Join us to foster a culture of safety and technical excellence.

Qualifications

• 5+ years of relevant experience in high-voltage engineering.
• Licensed Professional Engineer (PE) preferred.
• Ability to mentor and supervise engineering personnel.

Responsibilities

• Provide technical leadership for high-voltage engineering activities.
• Oversee engineering reviews and construction support.
• Ensure compliance with safety and industry standards.

Skills

Knowledge of high-voltage electrical systems

Supervisory skills

Technical problem-solving

Project management

Communication skills

Education

Bachelor’s degree in Electrical Engineering

Tools

Microsoft Office

Engineering software

Job description

About the Role

The Supervisor, High Voltage Engineering is responsible for providing technical leadership and supervisory oversight for high‑voltage engineering activities supporting utility‑scale renewable energy, substation, transmission, and battery energy storage projects. This role oversees engineering management & review, construction support, commissioning coordination, and operational readiness related to high‑voltage systems and infrastructure.

The position supervises and supports engineering, pre‑construction and technical personnel while coordinating with project management, construction teams, utilities, engineers of record, contractors, and regulatory agencies to ensure safe, reliable, and compliant project execution. The Supervisor, High Voltage promotes engineering quality, supports technical problem resolution, drives continuous improvement, and ensures compliance with applicable codes, standards, and safety requirements.

This role also supports procurement, contractor coordination, project planning & schedule development, and technical decision‑making throughout the project lifecycle while fostering employee development and a strong safety culture.

Key Responsibilities

• Provide technical leadership and supervisory oversight for high‑voltage engineering activities for utility‑scale renewable energy, substation, transmission, collection system, and battery energy storage projects.
• Supervise and support internal & subcontracted engineers and technical staff responsible for high‑voltage system design, engineering reviews, construction support, commissioning, and operational readiness activities.
• Perform and oversee quality assurance reviews of high‑voltage engineering deliverables, including one‑line/three‑line diagrams, relay protection schemes, electrical studies, cable and equipment specifications, interconnection documentation, and construction packages to ensure compliance with project requirements, utility standards, and applicable codes.
• Lead technical coordination and problem resolution related to substations, medium‑ and high‑voltage collection systems, transmission interconnections, protection and controls, SCADA integration, and energization activities.
• Support development and implementation of engineering standards, design best practices, and value engineering initiatives to improve system reliability, constructability, operational performance, and cost efficiency.
• Provide technical input and oversight for project estimating, procurement activities, bid evaluations, vendor selection, and contractor scope and schedule reviews related to high‑voltage equipment and systems.
• Review and support development of construction and commissioning documentation, including equipment submittals, switching procedures, test plans, outage coordination requirements, commissioning checklists, and turnover packages.
• Collaborate with project management, purchasing, construction, operations, utilities, engineers of record, contractors, and authorities having jurisdiction to ensure successful project execution and system integration.
• Support resolution of complex technical and field‑related issues, including design changes, commissioning deficiencies, equipment performance concerns, outage coordination, schedule impacts, and construction conflicts.
• Ensure high‑voltage engineering activities and project documentation comply with applicable federal, state, local, utility, OSHA, NESC, IEEE, and other applicable industry codes, standards, and safety requirements.
• Promote and reinforce a strong safety culture through active participation in safe work planning, hazard identification, electrical safety compliance, and continuous improvement initiatives.
• Mentor, train, and support the professional development of engineers and technical personnel to strengthen organizational technical capabilities and leadership development.
• Maintain awareness of evolving industry technologies, utility requirements, engineering standards, and renewable energy market trends through continuing education and professional development activities.

About You

• Knowledge of high‑voltage electrical systems, including substations, transmission, collection systems, protection and controls, and utility interconnections.
• Knowledge of applicable industry codes and standards, including OSHA, NESC, NEC, IEEE, and utility requirements.
• Ability to supervise, mentor, and support the development of engineering and technical personnel.
• Ability to lead technical reviews and ensure quality, accuracy, and compliance of engineering deliverables and construction documentation.
• Skill in coordinating cross‑functional engineering, buy‑out, construction, commissioning, and operational activities across multiple stakeholders.
• Ability to identify, analyze, and resolve complex technical, construction, and operational issues in high‑voltage environments.
• Knowledge of renewable energy infrastructure, including utility‑scale solar and battery energy storage systems (BESS).
• Skill in project planning, prioritization, scheduling, and managing multiple concurrent assignments and deadlines.
• Ability to communicate effectively with internal teams, contractors, utilities, engineers of record, and regulatory agencies.
• Skill in reviewing technical specifications, equipment submittals, commissioning documentation, and contractor proposals.
• Ability to support procurement, contractor management, budgeting, and value engineering initiatives.
• Proficiency with engineering software, Microsoft Office applications, and technical documentation management systems.

Minimum Qualifications

Any combination of education and experience that would likely provide the required knowledge, skills, and abilities as well as possession of any required licenses or certifications is qualifying.

Education: Bachelor’s degree in Electrical Engineering or related engineering discipline from an accredited institution.

Licensure/Certifications: Licensed Professional Engineer (PE) with the ability to obtain and maintain licensure in multiple states is preferred.

Experience

• Experience supporting utility‑scale renewable energy, substation, transmission, distribution, or battery energy storage (BESS) projects.
• 5+ years of experience leading substation & transmission line projects, including technical teams, contractors, and engineering personnel.
• Knowledge of applicable industry codes and standards, including OSHA, NESC, NEC, and IEEE standards.
• Demonstrated time management, communication, and interpersonal skills, with the ability to coordinate effectively with project teams, subcontractors, clients, and regulatory authorities.

Important Notice

CEI will never ask for any money or financial information from applicants during the hiring process. To learn more about job scams and how to avoid them, review the guidance on our website.

Job Duties Disclaimer

The job duties listed are typical examples of work performed by positions in this job classification and are not designed to contain or be interpreted as a comprehensive inventory of all duties, tasks, and responsibilities. Specific duties and responsibilities may vary depending on department, program or project needs without changing the general nature and scope of the job or level of responsibility. Employees may also perform other duties as assigned.

Equal Employment Opportunity

Cupertino Electric, Inc. (CEI) is a proud Equal Employment Opportunity and affirmative action employer. We celebrate diversity and do not discriminate based on race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability status, or any other applicable characteristics protected by law.