Substation Engineer

SunEnergy1LLC•Jackson, OH

7h•Hybrid

About The Position

The Substation Engineer will be responsible for the design, engineering, and coordination of high-voltage substations and interconnection facilities supporting utility-scale solar PV projects. This role ensures safe, reliable, and code-compliant delivery of substations from conceptual design through commissioning.

Requirements

Bachelor’s degree in Electrical Engineering or related field
5–10+ years of experience in substation design (utility, EPC, or consulting environment)
Experience with utility-scale renewable energy projects (solar and/or BESS preferred)
Strong knowledge of high-voltage substation design and protection systems
Familiarity with interconnection processes and grid compliance requirements
Experience with engineering software (e.g., ETAP, SKM, PSCAD, AutoCAD, MicroStation)
Protection & control design (relays, SCADA, communication protocols)
Substation physical layout and equipment specification
Grounding and lightning protection design
Relay coordination and arc flash analysis
Understanding of utility interconnection standards and grid codes
Strong communication and stakeholder coordination skills
Ability to manage multiple projects and deadlines
Detail-oriented with strong problem-solving capability

Nice To Haves

Professional Engineer (PE) license preferred or ability to obtain
Experience working with major utilities or ISOs such as PJM, ERCOT, or CAISO
Exposure to battery energy storage systems (BESS)
Experience in EPC project environments or owner’s engineering roles
Knowledge of renewable energy project lifecycle from development to COD

Responsibilities

Lead engineering and design of substations (typically 34.5kV–500kV) for solar PV and BESS projects
Develop and review one-line diagrams, three-line diagrams, protection & control schematics, and relay settings and coordination studies
Perform or oversee load flow, short circuit, and grounding studies, and equipment sizing (transformers, breakers, switchgear, buswork)
Coordinate interconnection design in compliance with utility requirements and ISO/RTO standards (e.g., PJM, ERCOT, MISO)
Interface with utilities for interconnection agreements, studies, and approvals
Support procurement by developing technical specifications and evaluating vendor bids
Provide engineering support during construction, including RFIs, submittal reviews, and field issue resolution
Participate in commissioning activities and ensure proper testing of substation equipment
Ensure compliance with applicable standards (IEEE, NEC, NESC, ANSI)
Collaborate cross-functionally with civil, structural, transmission line, and SCADA teams