Senior HV Substation Engineer | Project Lead

AES Corporation; Jacksonville (FL); On-site; USD 113,000 - 142,000; Full time

Job summary

AES Corporation in the United States is seeking a Senior Substation Engineer to oversee high voltage substation design and EPC coordination for solar, wind, and battery storage projects across the Eastern US. You will lead technical discussions with EPCs, utilities, and internal teams, ensuring reliability and compliance with interconnection requirements.

The role emphasizes grid integration for renewables, field oversight, and strong relationships with contractors and utilities.

Qualifications

• B.S. Electrical Engineering with emphasis on Power Systems.
• 7+ years substation design experience.
• 2+ years project engineering in HV role.
• Readings schematics for HV breakers and transformers.
• Knowledge of power system modeling and grid integration for renewables.

Responsibilities

• Oversee EPC contractor engineering design and construction for HV substations and transmission lines (35kV–500kV).
• Establish and maintain relationships with high voltage contractors.
• Review EPC designs for interconnection requirements and standards.
• Provide design review and advice on technical issues across project documentation.
• Review power system studies (load flow, short circuits, harmonics, TOV).
• Coordinate with interconnection providers to meet Transmission Provider requirements.
• Support substation commissioning by reviewing testing and coordinating with utilities/ISO.
• Collaborate with project management, development, interconnection, legal, finance, and field teams.
• Travel and fieldwork ~25%; primarily in Eastern/Central US.

Skills

Substation design

Power systems

Communication

Project management

HV EPC coordination

Field engineering

Education

B.S. Electrical Engineering (Power Systems)

Tools

ETAP

PLS-CADD

ASPEN

Job description

AES Corporation in the United States is seeking a Senior Substation Engineer to oversee high voltage substation design and EPC coordination for solar, wind, and battery storage projects across the Eastern US. You will lead technical discussions with EPCs, utilities, and internal teams, ensuring reliability and compliance with interconnection requirements.

The role emphasizes grid integration for renewables, field oversight, and strong relationships with contractors and utilities.