Quantitative Commercial Team - Summer Temp
FirstLight Power
Company Overview
What They Do
FirstLight Power focuses primarily on renewable energy solutions, particularly in hydroelectric power, pumped-hydro storage, utility-scale solar, large-scale battery systems, and both onshore and offshore wind. The company specializes in hybrid solutions that integrate these technologies to enhance grid reliability and contribute to decarbonization efforts across North America (source: firstlight.energy). With a portfolio that includes over 1,650 megawatts (MW) of renewable energy and storage assets, FirstLight is actively developing a pipeline of more than 4 gigawatts (GW) of solar, battery, hydro, and wind projects. This extensive capacity allows them to provide clean power sales, including renewable energy credits, to a diverse range of clients (source: businessviewmagazine.com). The company serves utility customers, municipal electric departments, and regional grids, supplying power to over 21,000 homes and businesses, particularly in New England and Eastern Canada (source: firstlight.energy). Competitively, FirstLight differentiates itself through its scale and strategic expansions, such as the addition of over 200 MW in Québec and Ontario through its acquisition of Hydroméga Services Inc., positioning itself as a leader in hybrid renewable-storage solutions (source: investpsp.com).
Projects & Track Record
Among FirstLight's notable projects is the Shepaug Generating Station, located on the Housatonic River in Connecticut, which is the state's second-largest renewable energy source and the largest hydroelectric facility. This facility plays a crucial role in supplying reliable baseload power and has contributed significantly to the creation of Lake Lillinonah (source: firstlight.energy). In Canada, FirstLight's former H2O Power facilities, which originated from eight hydro plants in Ontario, have undergone significant upgrades, increasing their capacity from 131 MW to 151 MW through a comprehensive refurbishment program that included a $130 million overhaul from 2011 to 2021 (source: businessviewmagazine.com). The Okikendawt Hydroelectric Project in Dokis, Ontario, has also marked its 10th year of operation in 2024, showcasing FirstLight's commitment to sustainable partnerships with local communities, such as the Dokis First Nation (source: firstlight.energy). Furthermore, Hydroméga's integrated assets contribute over 135 MW of hydroelectric projects developed since 1987, along with more than 1 GW of wind capacity in Québec, representing a significant portion of the province's installed wind power (source: investpsp.com).
Recent Developments
In the past two years, FirstLight Power has made significant strides, including the acquisition of Hydroméga Services Inc. on February 22, 2024, which expanded its Canadian operating capacity to over 200 MW and added a 2 GW development pipeline (source: investpsp.com). Additionally, on August 6, 2024, the company secured a power purchase agreement with Burlington Electric Department for 54 GWh of hydropower and VT-1 renewable energy credits from the Shepaug facility through 2025 (source: firstlight.energy). The company also celebrated the 10-year milestone of the Okikendawt project in partnership with the Dokis First Nation in summer 2024, highlighting its commitment to community engagement and sustainable development (source: firstlight.energy). Furthermore, FirstLight launched the FirstLight Sustains initiative in spring 2023, aimed at supporting community development and environmental education (source: firstlight.energy). The company was also recognized as the Clean Energy Company of the Year at the Green Future Gala, underscoring its growth and commitment to clean energy solutions (source: firstlight.energy).
Working There
FirstLight Power employs over 200 individuals across various roles, including engineering, mechanics, electricians, communications, strategy, and development. Many of these positions are unionized, reflecting the company's commitment to providing good-paying jobs while maintaining a focus on operating century-old assets, some dating back to 1906 and 1925 (source: firstlight.energy). The company actively hires talent across its offices in Burlington and Northfield, Massachusetts; New Milford, Connecticut; Adrian, Pennsylvania; Oshawa, Ontario; and Montréal, Québec, seeking individuals passionate about clean energy to join their teams (source: firstlight.energy). The culture at FirstLight emphasizes deep regional roots, with employees dedicated to maintaining legacy facilities while fostering a family-like environment that supports grid decarbonization efforts. Initiatives like FirstLight Sustains promote community volunteering, public safety, workforce development, and environmental education (source: firstlight.energy). While specific benefits are not detailed in public sources, the company highlights the advantages of union jobs and opportunities for public recreation tied to its stewardship of 14,000 acres of land (source: businessviewmagazine.com).
Last updated on Feb 23, 2026 | Report an issue
Job Description
FirstLight is a leading clean power producer, developer, and energy storage company serving North America. With a diversified portfolio that includes over 1.65 GW of operating renewable energy and energy storage technologies and a development pipeline with 4+ GW of solar, battery, hydro, onshore wind and offshore wind projects, FirstLight specializes in hybrid solutions that pair hydroelectric, pumped-hydro storage (including Northfield Mountain, the largest energy storage facility in New England), utility-scale solar, large-scale battery, and wind assets. The company's mission is to accelerate the decarbonization of the electric grid by supporting the development, operation, and integration of renewable energy and storage to meet the world's growing clean energy needs and deliver an electric system that is clean, reliable, affordable, and equitable. Based in Burlington, MA, with operating offices in Northfield, MA, New Milford, CT, Oshawa, ON, and Montréal, QC, FirstLight is a steward of more than 14,000 acres and hundreds of miles of shoreline along some of the most beautiful rivers and lakes in North America.
FirstLight is wholly owned by PSP Investments, one of Canada's largest pension investment managers. We have over 200 employees in Canada and the US with operations based in Massachusetts, Connecticut, New York, Pennsylvania, Ontario and Quebec and our corporate headquarters are located in Burlington, MA.
We proudly serve our host communities and beyond through our clean energy assets, the recreation spaces we steward, the jobs we produce, and the economic benefit we deliver through our operations and charitable actions.
We are a team of caring, passionate professionals who are driven to deliver positive climate impact and to have fun while doing it! We value diversity, equity and inclusion and encourage people with diverse perspectives, skills and experiences to apply.
Position Detail
If you have a passion for renewable energy and combating climate change, come and join our team!
FirstLight Power is looking for innovative, collaborative, and team-oriented summer temps to join our talented and dynamic team of individuals working to decarbonize the grid and accelerate the clean energy transformation.
Quantitative Commercial Team Summer Temp
The Quantitative Commercial Team temp will join FirstLight's Commercial Team and support quantitative portfolio management across energy storage and renewable assets. This is a hybrid position, with office time in Burlington, MA 1-2 days per week. Will focus on developing optimization models, automating data pipelines, and generating energy market intelligence that directly informs trading and asset strategy decisions.
FirstLight is looking for innovative, collaborative, and team-oriented summer temps to join our talented and dynamic team of individuals working to decarbonize the grid and accelerate the clean energy transformation.
Key Responsibilities Include, But Are Not Limited To
- Develop optimization models to inform energy storage and renewable energy asset optimization in day-ahead, real-time, and ancillary services energy markets;
- Design and automate data pipelines supporting market analytics, forecasting, and portfolio decision-making;
- Conduct quantitative due diligence across power and environmental markets, assessing risk, optionality, and strategic value;
- Integrate internal and third-party datasets into long-term forecasting and financial modeling frameworks;
- Build strong working relationships across functions and team to maximize value of analytical insights;
- Synthesize results of quantitative models and qualitative phenomena to lead decision-making for senior management and other stakeholders;
- Perform other duties and responsibilities as assigned;
- Comply with all FirstLight policies and procedures.
Job Qualifications / Skills
- Actively enrolled in a graduate program in Data Science, Engineering, Applied Mathematics, Statistics, Energy Systems, MBA, or related field;
- Experience working with renewable energy assets or understanding of power markets (including capacity, ancillary services, price formation, etc.) is a strong plus, desire for exposure to the renewable energy industry, and/or passion for decarbonizing the grid is a must;
- Strong programming experience in Python and SQL, including experience designing and managing relational databases;
- Experience building optimization models or conducting quantitative modeling in applied settings;
- Proficiency with the Python scientific stack (pandas, NumPy, statsmodels, visualization libraries, etc.);
- Experience leveraging modern AI-assisted development tools to accelerate research and workflow automation;
- Proficiency in Microsoft Excel, ideally including PowerQuery and VBA;
- Ability to communicate effectively including simplifying quantitative insights and their impacts to the business for internal and external stakeholders;
- Resourceful and comfortable operating in an entrepreneurial environment;
- Proactive at asking questions, seeking to understand, and making recommendations for improvement;
- Desire to innovate, think of new ideas, and solve bigger problems;
- Ability to report to the Burlington, MA office 1-2 times per week;
- Actively foster an inclusive environment;
- Strong interpersonal and collaborative skills.
Why Work for FirstLight?
We consider our employees to be our most valuable resource and we strive to provide a challenging, collegial, and rewarding workplace. FirstLight embraces a company-wide commitment to recruit, develop, and retain a dedicated, diverse, and engaged workforce that is motivated to be ever better both professionally and personally.
Joining the FirstLight Team is an opportunity to experience a unique and exciting culture.
FirstLight provides equal employment opportunities to all employees and applicants without regard to race, color, religion, gender, age, sexual orientation, national origin, ancestry, disability, genetics, veteran status or any other characteristic protected by state, federal and local laws. In addition to federal law requirements, FirstLight complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. Reasonable accommodations may be made to enable individuals with disabilities to perform essential job functions.
FirstLight's values are:
- Respect
- Integrity
- Safety
- Excellence
- Innovation
- Team
Join Our Team!
Want to learn more about FirstLight? Check us out below!
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Job expired?Please let FirstLight Power know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
Apply now
Job expired?Please let FirstLight Power know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
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About the role
May 5, 2026
Internship
Company
- Burlington, Massachusetts, United States
Graduate student or recent graduate
UTC-05:00
