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Patrick Wai

Ontario Power Generation/Senior Technical Engineer/Officer

2025 Salary

$158,691

Total compensation $164,150, including $5,459 in taxable benefits.

Source: Ontario’s Public Sector Salary Disclosure — names paid $100,000 or more that year. How we build this · Report an error on this page

At a Glance
2025

Employer Rank

#5,307

Ontario Power Generation

Years on List

14

2011–2025

Peak Salary

$159,372

2024

Full 2025 roster at Ontario Power Generation·See where $158,691 ranks →

Total Compensation History

Total compensation by yearLine chart of 14 yearly values of total compensation, from $108,362 in 2011 to $164,150 in 2025. No data for 2012.$100K$120K$140K$160K$180K201120142017202020232025
Total compensation, 2011–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
20112025

$107,837 in 2011 is worth about $147,681 in 2025 dollars.

Full salary history, by year
YearPositionSalary
2025Senior Technical Engineer/OfficerOntario Power Generation$158,691
2024Senior Technical Engineer/OfficerOntario Power Generation$159,372
2023Senior Technical Engineer/OfficerOntario Power Generation$154,430
2022Senior Technical Engineer/OfficerOntario Power Generation$142,179
2021Senior Technical Engineer/OfficerOntario Power Generation$149,125
2020Senior Technical Engineer/OfficerOntario Power Generation$143,351
2019Senior Technical Engineer/OfficerOntario Power Generation$128,014
2018Senior Technical Engineer/OfficerOntario Power Generation$131,758
2017Senior Technical Engineer/OfficerOntario Power Generation$122,962
2016Senior Technical Engineer/OfficerOntario Power Generation$119,713
2015Senior Technical Engineer/OfficerOntario Power Generation$114,738
2014Technical Engineer / OfficerOntario Power Generation$124,550
2013Technical Engineer/OfficerOntario Power Generation$102,400
2011Assistant Technical Engineer/OfficerOntario Power Generation$107,837

Take-Home Pay
(After Tax) · 2025 estimate

Patrick Wai was paid $158,691 in 2025; after income tax, CPP and EI that is roughly $108,668, an effective income-tax rate of about 28.1%. That is about 2% above the 2025 median of $155,130 for Senior Technical Engineer/Officer on the Sunshine List. Records under this name have appeared on the Sunshine List 14 years in all, first in 2011. Members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less after pension contributions, which this estimate leaves out.

Estimated net pay
~$108,668
Effective income-tax rate (excl. CPP/EI)
~28.1%
CPP + EI contributions
~$5,507
All-in deduction rate (incl. CPP/EI)
~31.5%
vs. 2025 Senior Technical Engineer/Officer median
+2%

Where does $158,691 rank on the Sunshine List? →

Estimate only: 2025 federal and Ontario rates, basic personal amounts, Canada employment amount and CPP/EI credits; single, employment income only, salary treated as full-year income. Ignores pension contributions (OMERS, HOOPP, OTPP, OPTrust and similar plans lower actual take-home), union dues, RRSPs and benefits.

Also at Ontario Power Generation
2025

View all 10,346 employees at Ontario Power Generation (2025) →