Job Description

One Tech Engineering is searching for a Substation Engineer for a position located in Hamburg, Arkansas; Bethel, North Carolina; Charlotte, North Carolina; Shawboro, North Carolina; and Jackson, Ohio. 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.

The candidate must be a US Citizen or a green card holder, the position is not eligible for sponsorship. The candidate should have a Bachelor's degree in Electrical Engineering, and 5–10+ years of experience in substation design (utility, EPC, or consulting environment).

• 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 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.

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