Senior HV Substation Engineer | EPC Oversight

AES Corporation; Louisville (KY); On-site; USD 113,000 - 142,000; Full time

Job summary

AES Corporation is seeking a senior substation engineer to oversee high-voltage designs from EPC firms for our renewable projects across the Eastern/Central US. You will provide technical oversight, coordinate with utilities and ISOs, and ensure compliance with interconnection requirements.

The role emphasizes relationship-building with contractors, strong grid integration knowledge, and leadership in a multi-disciplinary team. Travel up to 25% is expected.

Qualifications

• B.S. Electrical Engineering with emphasis on Power Systems.
• 7+ years of substation design experience, either Physical or P&C.
• 2+ years of project engineering experience in an HV related role.
• Proficient in readings control schematics for HV breakers, Main Power Transformers, etc.
• Basic Knowledge of power system modeling such as load flow, insulation coordination, grounding, arc-flash, TOV, harmonics, etc.
• Basic understanding of grid integration requirements for renewables.
• Strong communication skills and ability to lead technical discussions among HV EPCs, Power Utilities, and internal stakeholders.
• Strong organizational skills and ability to prioritize projects and tasks.

Responsibilities

• Oversight of EPC contractor engineering design and construction activities for Solar, Wind, and BESS collector high voltage substations and transmission lines (35kV to 500kV).
• Establish and maintain relationships with high voltage contractors.
• Review Substation EPC designs for compliance with interconnection agreement requirements, applicable reliability standards, standard industry practices, etc.
• Provide design review and advice on any issues that appear technically incorrect or inconsistent with project documentation.
• Review power system studies such as load flows, short circuits, harmonics, TOV, insulation coordination, etc.
• Direct coordination with interconnection providers to design collector substations per Transmission Provider requirements.
• Support role during substation commissioning by reviewing apparatus testing and coordinating testing with utility and ISO.
• Work with a project team including project management, development, interconnection, real estate, permitting, attorneys, finance, and construction in the field.
• Travel and fieldwork 25%. Majority of projects are located in Eastern or Central US.

Skills

Power Systems

Substation design

HV/EPC coordination

Grid interconnection

Project leadership

Engineering review

Education

B.S. Electrical Engineering with emphasis on Power Systems

PE Licensure

Tools

ETAP

PLS-CADD

ASPEN

Job description

AES Corporation is seeking a senior substation engineer to oversee high-voltage designs from EPC firms for our renewable projects across the Eastern/Central US. You will provide technical oversight, coordinate with utilities and ISOs, and ensure compliance with interconnection requirements.

The role emphasizes relationship-building with contractors, strong grid integration knowledge, and leadership in a multi-disciplinary team. Travel up to 25% is expected.