Senior Technical Writer

52055-  Toronto - Temporary 12 months  

Hiring salary range: $4,102.00 - 5,508.40 / 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!

General Accountabilities:

• Develop business cases and other technical documents as required to support the delivery of the capital work program.

• Provide advice and assistance to staff in each of the functional groups that support the delivery of our capital work program, on the application of business cases and technical documents.

• Ensure requests for business cases are processed on time and in the form in which they are required for review and approval.

• Maintain the accuracy of information contained within the business cases, technical documents and standards being developed

• Monitor the development and review of the documents and provide timely reports to Management on development trends, usage/accuracy details.

• Provide updates on the development of the documents, and their reviews and ensure that the proper QA/QC is applied for both developed documentation and existing maintained documentation. 

• Develop and maintain procedures and guidelines for development of new business cases, technical documents, standards and for updating/maintaining existing business cases, technical documents, and standards.

• Develop and deliver training documentation on accepted formats for business cases, technical documents, standards and specifications.

• Provide expert knowledge on the development and review of business cases throughout the project lifecycle. 

• Develop and maintain a Quality Control process to review new business cases, technical documents and standards before they are completed, to ensure documents produced are as per accepted formats.

• Keep abreast of developments with respect to technical writing and technical writing tools. Assist in researching, planning, writing and illustrating documentation which explains complex material to an internal (and external) technical and non-technical audience.

• Perform other duties as required.

Selection Criteria:

• Requires a knowledge of business administration and engineering science to develop business cases, technical documents, standards and job aids.

• Requires strong communication skills, in order to communicate technical and non-technical information.

• Requires experience with business writing, technical writing and engineering literature

• Requires the ability to work well under pressure and with tight timelines.

• Requires strong analytical, presentation and interpersonal skills.

• Requires experience in the transmission/distribution business to be familiar with the overall operation, functions of major organizational groups, policy and planning practices as it relates to the planning, review and approval capital projects

• Requires strong working knowledge of SAP, SharePoint, MS Office (Visio/Excel/Word/PowerPoint)

• This knowledge is considered to be normally acquired through the completion of 4 years of University education in business administration and/or engineering science along with a period of 8+ years of experience

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.

We are honoured to be recognized by Forbes in its list of Canada’s Best Employers for 2026. 

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 View email address on jobs.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.

"Employer of the year 2026"

Deadline: September 21, 2026

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 . #LI-HYBRID

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.