Interconnection Engineer

Sol Systems; Washington (Washington County); Hybrid; USD 95,000 - 130,000; Full time

Benefits offered by this job

Health insurance

Retirement benefits

Gym reimbursement

Transportation benefits

Education benefits

Paid vacation and federal holidays

Job summary

Sol Systems is seeking an Interconnection Engineer based in Washington, DC to manage solar, storage and hybrid projects through the interconnection process with utilities and RTOs. The role leads cross-functional collaboration and negotiations, aligning with the VP of Transmission Strategy and the Development team.

Responsibilities include managing queue positions, coordinating with consultants, reviewing studies and costs, and supporting M&A with interconnection analyses.

Qualifications

• Bachelor’s degree in Electrical Engineering; Power Systems focus preferred.
• 0–5 years of relevant professional experience following graduation.
• Professional Engineer (PE) license preferred.
• Strong understanding of power system fundamentals and analysis.
• Experience with North American wholesale electricity markets or RTOs (PJM, MISO, ERCOT, SPP) preferred.
• Experience with transmission planning studies and power system modeling tools favored (PSSE, TARA).

Responsibilities

• Partner with Development Ops, Enterprise, Engineering and Construction teams to deliver utility-scale projects through interconnection.
• Manage interconnection queue positions, applications, modeling packages and supporting docs with utilities and RTOs.
• Oversee external consultants for electrical modeling, interconnection studies and congestion analyses.
• Serve as project manager for interconnection activities and greenfield efforts.
• Support M&A by evaluating interconnection reports, GIAs and related documents.
• Develop or oversee interconnection package development (single-line diagrams, models, docs).
• Review study results, network upgrade costs to reduce cost and risk.
• Lead GIA negotiations with utilities and RTOs.
• Represent Sol in stakeholder meetings and industry committees; monitor rule changes.
• Perform market intelligence analysis.

Skills

Power systems analysis

PSSE

TARA

Interconnection processes

Project management

Stakeholder engagement

Communication skills

Education

Bachelor’s degree in Electrical Engineering

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.

Deadline

We hope to hire for this position immediately.

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.