The Interconnection Engineer is responsible for managing solar, storage and hybrid projects through the RTO/utility interconnection process through all stages of the project life cycle. This role requires an engineer with experience managing Generation Interconnection projects through multiple utility and RTO interconnection processes. This is a multi-faceted role that offers a lot of growth opportunity to offer strategic direction to a rapidly growing team and renewable pipeline for Sol Systems.

The candidate will report to the VP, Transmission Strategy and be an integral member of Development team.

Benefits

local communities. With GWs of projects across 30 states, Sol integrates energy storage and grid resiliency solutions to deliver reliable, sustainable power to Fortune 500 companies, municipalities, utilities, and schools.

Founded in 2008 and led by its founder, Sol Systems is dedicated to shaping an energy future we can all believe in.

Key Responsibilities

Partner closely with the Development Operations, Enterprise, Engineering, Pre-Construction, Construction, and Asset Management teams to successfully deliver utility-scale generation projects through the interconnection process.

Requirements

Manage external consultants responsible for electrical modeling, interconnection studies, curtailment assessments, and congestion analyses to ensure high-quality, timely deliverables. Serve as the project manager for interconnection activities, driving projects through the interconnection process while supporting greenfield efforts. Support mergers and acquisitions (M A) activities by evaluating interconnection reports, System Impact Studies, Facilities Studies, and Generator Interconnection Agreements (GIAs) to identify technical risks, schedule impacts, and potential fatal flaws.

Develop, or oversee the development of, interconnection request packages, including single-line diagrams, electrical models, and supporting technical documentation for utility-scale solar PV, battery energy storage systems (BESS), and hybrid generation projects.

, and cost estimates to identify opportunities to reduce project cost, schedule, and execution risk. Lead Generator Interconnection Agreement (GIA) negotiations with utilities and RTOs through execution. Represent Sol in utility and RTO stakeholder meetings, technical working groups, and industry committees, while monitoring regulatory, tariff, and market rule changes that may affect project development and interconnection strategy.

Perform market intelligence analysis.

Qualifications

Bachelor's degree in Electrical Engineering; concentration in Power Systems strongly preferred . 0–5 years of relevant professional experience following graduation. Professional Engineer (PE) license preferred.

Strong understanding of power system fundamentals and analysis. Experience working with one or more North American wholesale electricity markets or RTOs, including PJM, MISO, ERCOT, or SPP, is strongly preferred. Working knowledge of transmission planning studies and industry-standard power system modeling tools such as PSSE and TARA is strongly preferred.

Excellent written, verbal, and interpersonal communication skills, with the ability to effectively collaborate across technical and cross-functional teams. Location: This is a full-time hybrid role based in Sol’s Washington, DC headquarters.