Simon Day
McMaster University/Senior Principal Research Engineer
2025 Salary
$131,619Total compensation $131,963, including $345 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
#1,248McMaster University
Years on List
102016–2025
Peak Salary
$131,6192025
Full 2025 roster at McMaster University →·See where $131,619 ranks →
Total Compensation History
Full History
2016–2025
$102,027 in 2016 is worth about $130,474 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Senior Principal Research EngineerMcMaster University | $131,619Benefits $345Total $131,963 |
| 2024 | Senior Principal Research EngineerMcMaster University | $118,685Benefits $345Total $119,029 |
| 2023 | Senior Principal Research EngineerMcMaster University | $120,299Benefits $333Total $120,631 |
| 2022 | Senior Principal Research EngineerMcMaster University | $113,020Benefits $298Total $113,318 |
| 2021 | Senior Principal Research EngineerMcMaster University | $112,561Benefits $260Total $112,821 |
| 2020 | Senior Principal Research EngineerMcMaster University | $109,694Benefits $232Total $109,926 |
| 2019 | Senior Principal Research EngineerMcMaster University | $104,580Benefits $218Total $104,797 |
| 2018 | Senior Principal Research EngineerMcMaster University | $104,070Benefits $218Total $104,287 |
| 2017 | Senior Principal Research EngineerMcmaster University | $102,185Benefits $227Total $102,412 |
| 2016 | Senior Principal Research EngineerMcMaster University | $102,027Benefits $229Total $102,256 |
Take-Home Pay
(After Tax) · 2025 estimate
In 2025, Simon Day's $131,619 salary works out to roughly $93,467 after income tax, CPP and EI — an all-in deduction rate of about 29.0%. It is up about 11% on the $118,685 paid in 2024. Records under this name have appeared on the Sunshine List 10 years in all, first in 2016. 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
- ~$93,467
- Effective income-tax rate (excl. CPP/EI)
- ~24.8%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~29.0%
Where does $131,619 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.