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Senior Manager, Taxation


Toronto, ON, CA, M56 1X6

Req ID:  35899

Status: Regular Full Time

Education Level: University Degree in Finance or, Accounting or equivalent; and
CPA, CA designation with levels I or II of the tax in-depth course completed is required.  Level III in-depth tax course is preferred but not mandatory.  

Location: Toronto/Clarington, Ontario

Until further notice, this role will be a work-from-home position due to the (COVID-19) pandemic.

Shifts(s): Days

Travel: Yes- As required

Deadline to Apply: February 6, 2022


OPG continues to set the bar for environmental protection, community involvement and economic impact—all while safely keeping the lights on.

Now we’ve set our sights on being a net-zero carbon company by 2040 and a catalyst to help the economies where we operate achieve net-zero by 2050.

OPG operates a diverse portfolio of generation assets including nuclear, hydroelectric, biomass and solar. We are also a clean tech leader and innovator, offering challenging and unique work opportunities. Help us use our power to change the world. 


BE THE GENERATION to help build a brighter tomorrow.




Ontario Power Generation (OPG) is looking for results driven, analytical tax professional to join our team in the role of Senior Manager, Taxation, for our Downtown Toronto location.


Reporting to the Director, Taxation, the Senior Manager, Taxation will be part of a collaborative team that is highly regarded by our business partner(s) and where you will have the opportunity to participate in complex and interesting tax matters including working on new and unique long-term initiatives. 


The Taxation department at OPG fulfils an important role that is responsible for corporate and commodity taxes. Its functions include reporting, compliance, advice, participation in revenue requirement submissions to regulatory authorities, tax incentives, planning for acquisitions and dispositions and tax structuring for pension and nuclear fund investments. The Taxation department is a key contributor and partner in all of OPG’s initiatives.


This is an exciting opportunity to work in an environment where you will contribute to OPG’s public outreach, engagement and education efforts as part of the company’s commitment to growing its social license.


In 2024, Ontario Power Generation (OPG) is establishing a new corporate headquarters on a campus setting in the Municipality of Clarington located within Durham Region. The new campus will include the existing Darlington Energy Complex located just south of Highway 401 and a new building to be constructed on adjacent land presently owned by OPG.



 Provide tax advice to business units on income tax matters and contracts review; 

  • With the help of a direct report, support the regulatory finance team with respect to the income tax aspect of regulated revenue and variance accounts;
  • Be the main point of contact for OPG’s regulatory tax matters;  
  • Support business planning and compute tax impacts of business plan; 
  • Provide tax related support to business units with respect to planning for major capital projects including new builds, refurbishing existing facilities etc.; 
  • Monitor developments relating to tax incentives, accelerated depreciation for tax and other industry related incentives; 



  • Assist with other functions within Taxation such as tax compliance, provision and reporting and special projects as required; 
  • Assist with the on going development of policies and procedures to ensure compliance with Canadian tax requirements.
  • Provide income tax seminars and training across the company, as needed;  
  • Stay current with developments in the tax area especially ones that impact OPG. Determine and assist with the communication of the impact of changes in income tax legislation to the business; 
  • Develop and maintain relationships and contacts within the external tax community to be aware of new and up-to-date tax information and 
  • Provide mentoring, and support to the tax staff.




  • University degree with Finance, Accounting or equivalent; 
  • CPA, CA /CMA / CGA designation with levels I and II of the tax in-depth course completed is required.  Level III in-depth tax course is preferred but not mandatory 




We are seeking a dynamic tax professional with the following:

  • At least 7-10 years of progressive experience in audit and tax;
  • Minimum 5 years experience working in the tax department of a large organization and / or experience working for a public accounting firm in the tax practice at a senior level; 
  • Minimum 2 years experience in a people leader position; 
  • Requires advanced knowledge of tax and accounting concepts, applying and researching Canadian tax legislation, regulations, principles and practices; 
  • Requires experience in tax provisions and tax compliance including preparation and review of corporate tax returns;
  • Exposure to US GAAP and IFRS preferred; 
  • Exposure to commodity tax is an asset;
  • Ability to convey complex concepts in an audience appropriate manner; 
  • Sound critical thinking and creative problem solving abilities; 
  • Sense of urgency and decision making skills conducive to managing priorities and meeting internal and external timelines;
  • A results-oriented focus is essential, as is the ability to work in a fast-paced changing environment and effectively manage several projects simultaneously;
  • Strong interpersonal skills, experience in maintaining productive relationships;   
  • Strong written and verbal communication skills; ability to influence and communicate effectively across the company and externally at all levels;
  • Quick learner, ability to navigate organization and support systems to deliver results; 
  • Experience and exposure from working in/for highly regulated industries such as utilities, energy, power, mining, oil, gas, manufacturing, telecommunications or financial services is preferred.


The successful candidate will exhibit uncompromising integrity and commitment to upholding corporate values, and the OPG Code of Business Conduct.




As Ontario’s largest clean energy generator, OPG offers an exciting combination of challenging opportunities and career diversity in a fast-paced work environment. Being an OPG employee means you can apply your knowledge, broaden your skills and make a valuable contribution to an organization that is vital to the province’s wellbeing.


At OPG, our values are our strengths.  They are fundamental truths about our organization that don’t change.  Safety. Integrity. Excellence. People and Citizenship.  


Here's why OPG might just be the ideal workplace for you:

  • Exceptional range of opportunities province-wide
  • Long-term career growth and development opportunities
  • Electricity is vital to the province and OPG’s clean electricity is helping decarbonize other sectors.


If you are looking to learn from others and be part of something important, and you are excited about the future of power generation, you will find the right fit at OPG.


Our promise to you:

  • We care about the safety and the well-being of our employees. It is our utmost priority.
  • A supportive work environment where you can be your best every day.
  • Opportunities to stretch and develop.
  • Offer different ways for you to give back to communities where we operate.
  • Partner with Indigenous communities and support local businesses.
  • We support employment equity, diversity and inclusion.



Please submit your application online at by 11:59 PM E.S.T., Feb 6, 2022.  OPG thanks all those who apply; however, only candidates considered for an interview will be contacted.



OPG is committed to fostering an inclusive, equitable, and accessible environment where all employees feel valued, respected, and supported. If you require accommodation during the application or interview process, please advise us as soon as possible so appropriate arrangements can be made.If you require information in a format that is accessible to you, please contact