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Maurice O'Brien

Ontario Power Generation/First Line Manager, Radiation Control

2025 Salary

$224,754

Total compensation $233,179, including $8,425 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

#925

Ontario Power Generation

Years on List

16

2010–2025

Peak Salary

$224,754

2025

Full 2025 roster at Ontario Power Generation·See where $224,754 ranks →

Total Compensation History

Total compensation by yearLine chart of 16 yearly values of total compensation, from $103,031 in 2010 to $233,179 in 2025.$100K$150K$200K$250K201020132016201920222025
Total compensation, 2010–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
20102025

$101,862 in 2010 is worth about $143,569 in 2025 dollars.

Full salary history, by year
YearPositionSalary
2025First Line Manager, Radiation ControlOntario Power Generation$224,754
2024First Line Manager, Radiation ControlOntario Power Generation$212,368
2023Ontario Power Generation$218,780
2022First Line Manager, Radiation ControlOntario Power Generation$204,035
2021First Line Manager, Training ProgramsOntario Power Generation$211,056
2020First Line Manager, Training ProgramsOntario Power Generation$145,757
2019First Line Manager, Training ProgramsOntario Power Generation$135,380
2018First Line Manager, Training ProgramsOntario Power Generation$154,017
2017First Line Manager, Training ProgramsOntario Power Generation$132,153
2016First Line Manager, Custodial ServicesOntario Power Generation$128,652
2015Training Technician - Health PhysicsOntario Power Generation$134,249
2014Training Technician - Health PhysicsOntario Power Generation$115,171
2013Training Technician - Health PhysicsOntario Power Generation$124,871
2012Training Technician, Health PhysicsOntario Power Generation$103,494
2011Training Technician, Health PhysicsOntario Power Generation$113,930
2010Training Technician, Health PhysicsOntario Power Generation$101,862

Take-Home Pay
(After Tax) · 2025 estimate

Take-home on Maurice O'Brien's 2025 salary of $224,754 comes to roughly $143,302 once federal and Ontario income tax (about 33.8% effective) is deducted. That is about 6% more than the $212,368 paid in 2024. At Ontario Power Generation, 10,346 people made the 2025 list with a median salary of $161,066; Maurice O'Brien's total compensation of $233,179 ranked #925. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay
~$143,302
Effective income-tax rate (excl. CPP/EI)
~33.8%
CPP + EI contributions
~$5,507
All-in deduction rate (incl. CPP/EI)
~36.2%
vs. 2025 First Line Manager Radiation Control median
+23%

Where does $224,754 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) →