University Co-Op Student-Data Scientist-12 Months, Toronto, Summer 2026

51077 - Toronto - Temporary 12 Months

Hiring salary range: $2,064.34 - $3,189.88 / bi-weekly

Hydro One is proud to be the largest electricity transmission and distribution provider in Ontario, serving nearly 1.5 million customers. We have a long history in the industry with our roots dating back over 110 years to 1906. Since then, we have worked to grow and evolve to meet the changing needs of our customers and communities across Ontario. Today, we’re focused on providing exceptional customer service and ensuring we are building safe communities where we live, work and play.

It’s an exciting time to join the team at Hydro One!

Hydro One is transforming its Distribution System to be part of a net-zero electricity system while enhancing its value proposition to customers by unlocking new capacity, improving reliability, power quality, and offering new services. Hydro One’s Distribution Grid Transformation includes leveraging Intelligent Electronic Devices (IEDs), Distributed Energy Resources (including EVs and battery storage), and Advanced Smart Meter Infrastructure for the grid benefits above.

The modernizing of the grid with IEDs has significantly increased the amount of data available from the grid edge. As a member of the Energy Transition Team, you will leverage your background in Data Science to harness this wealth of new data, uncover insights, and contributing to the development of innovative solutions, such as demand management, that address our customers' evolving needs. Utilizing your strong interpersonal skills, you collaborate with internal Information Technology and Database teams, as well as external vendors. Your support ensures that our highly skilled energy experts have the necessary resources and data to achieve business objectives and propel the Energy Transition initiative forward.

General Accountabilities

- Provide data analysis support for the Energy Transition Team.

- Perform data collection and analysis, including compiling, interpreting, visualizing data and summarize findings.

- Investigate discrepancies amongst multiple sources of data and perform data validation tasks.

- Write SQL queries to extract information from the database tables.

- Identify and automate repeatable processes by developing scripts for data collection and analysis.

- Assist in streamlining data processing procedures to enhance efficiency.

- Design and documenting processes and improvements.

- Other duties may include writing technical or non-technical reports, performing or assisting with presentations, assisting on task tracking and completion status, etc.

Selection Criteria

Essential Competencies:

- Excellent written and oral communication skills.

- Demonstrated strong organization and planning skills.

- Demonstrated commitment to customer values and Hydro One goals and objectives.

- Demonstrated ability to work in a project environment, under tight timelines, interfacing with other experts, as well as customers, field staff and the project managers/engineers.

Essential Experience And Qualifications

Discipline:

Data Science, Computer Science, Electrical Engineering or Engineering Science

Academic level :

Completion of 3rd year or higher

- Strong analytical and problem-solving skills.

- Strong proficiency in Microsoft Excel and data manipulation techniques.

- Proficiency in data analysis concepts and techniques.

- Experience working with a large amount of data.

- Familiarity with SQL scripting.

- Requires application of mathematical and statistical knowledge and skills to perform analytical studies.

- Requires knowledge of technical writing.

- Knowledge of the power system is an asset.

This Job Will Provide The Following Professional Development Opportunities

- Provide data-driven insights to inform Hydro One’s energy transition planning initiatives.

- Develop data analysis and integration skills, making data-driven decisions.

- Enhance development of communication skills and skills to effectively deal with technical and process issues.

- Experience with SAP, SharePoint, Microsoft Excel and Access.

Hydro One requires that all students applying for student opportunities be enrolled in post-secondary level studies and be returning to full-time studies upon the completion of their work term. Exceptions will be made in cases where students require a work term in order to graduate. Only applications submitted via Hydro One's career page will be accepted.

As part of our commitment to building a thoughtful and values-driven team, we encourage you to create your application materials—such as your resume, cover letter, and any written or oral responses—without the use of AI tools.

We’re genuinely interested in hearing your story, in your own words. Your personal voice, experiences, and perspective help us understand how you might contribute to our team and culture.

Thank you for taking the time to share your authentic self with us.

If you are an international student, please ensure you have obtained a proper work permit and a Social Insurance Number (SIN). Speak with your school’s career centre if you have any questions about acquiring this documentation.

At Hydro One we understand that the success and strength of our business rests with our people. When we develop their skills, we are investing in both their success and ours. To secure the best talent, we seek to create a workforce that reflects the diverse populations of the communities where we live and work and to create a culture based on safety, innovation and inclusiveness.

Thank you for considering a career with Hydro One, we welcome applications from all qualified candidates. If you are having difficulty using our online application system and you need an accommodation due to a disability, please email careers@hydroone.com. Hydro One will provide reasonable accommodation for qualified individuals with disabilities in the job application process.

Please note this email is only for accommodation requests. Resumes sent to this email address will not be considered.

We are honoured to be recognized by Forbes in its list of Canada’s Best Employers for 2025.

"Employer of the year 2025"

Deadline: January 26, 2026.

- Please note that students are to apply to a maximum of 3 co-op positions per term.

The base salary for this role considers a variety of factors, including candidates' knowledge, skills, experience, education, and any applicable collective agreement requirements for union-represented positions. Hydro One provides an extensive offering of programs to promote a culture of safety, wellbeing, inclusivity, and sustainability to enable our employees to be the best version of themselves. For management roles, compensation is based on the principle of pay-for performance compensation philosophy, and the amount of annual adjustments and incentive payments depends on how well you and the company perform (subject to plan terms). We encourage open dialogue about compensation with our Talent Acquisition Team, who can provide more detailed information specific to this role.

This posting is for an existing vacancy.

Hydro One uses AI tools to assist in the screening and assessing candidates for this role. Our use of AI does not replace human decision-making.

In the event you are experiencing difficulties applying to this job please consult our help page here .

We thank all applicants for their interest in a career at Hydro One; however, only those candidates who are selected for an interview will be contacted.