Interconnection Engineer

Sol Systems; Washington (District of Columbia); Hybrid; USD 95,000 - 130,000; Full time

Benefits offered by this job

Health insurance

Retirement benefits

Partial gym reimbursement

Transportation benefits

Education benefits

Paid vacation and federal holidays

Job summary

Sol Systems seeks an Interconnection Engineer to manage solar, storage and hybrid projects through the RTO/utility interconnection process across all lifecycle stages. The role reports to the VP, Transmission Strategy, forming a core part of the Development team in Washington, DC.

The candidate will oversee interconnection studies, support M&A evaluations, and coordinate with utilities, RTOs, and consultants to optimize project timelines and costs while advancing Sol Systems' grid-scale

Qualifications

• Bachelor's degree in Electrical Engineering with power systems focus is required or strongly preferred.
• Strong understanding of power system fundamentals and analysis.
• Excellent written and verbal communication skills; ability to collaborate across teams.

Responsibilities

• Deliver utility-scale interconnection projects through the interconnection process from concept to completion.
• Manage interconnection queue positions and prepare modeling packages and supporting docs.
• Coordinate with external consultants for modeling, studies, and analyses to ensure timely deliverables.

Skills

Power systems fundamentals

Communication skills

Team collaboration

Education

Bachelor's degree in Electrical Engineering; Power Systems focus

Professional Engineer (PE) license preferred

Tools

PSSE

TARA

Job description

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.

Sol Systems is an Independent Power Producer (IPP) committed to building, owning, and managing clean energy infrastructure that 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. Through strategic partnerships and community reinvestment, Sol ensures clean energy development drives long‑term economic and environmental benefits. 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.
• Manage Sol's interconnection queue positions, including preparing and maintaining interconnection applications, modeling packages, and supporting documentation while coordinating with utilities and RTOs to satisfy interconnection 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.
• Review utility and RTO interconnection study results, network upgrade requirements, 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. Remote option is not offered this time.

Commitment & Compensation:

The base salary for this role is between $95,000 and $130,000 annually, depending on the candidate's experience, qualifications, and overall fit for the position. In addition, Sol Systems provides health insurance, retirement benefits, partial gym reimbursement, transportation benefits, education benefits, paid vacation and federal holidays, plus the opportunity to work in an entrepreneurial environment.

Sol Systems is an equal‑opportunity employer, and does not discriminate based on gender, race, ethnicity, orientation, creed, or other trait. Sol Systems supports and encourages candidates of all backgrounds to apply.