Updated August 15, 2026
August Mangin is the defensive assistant for the Detroit Lions. DLP IQ also lists coaching jobs with the San Francisco 49ers. Roster membership as of August 14, 2026.
Player information
- Title: Defensive Assistant
- Roster as of: August 14, 2026
Coaching career
DLP IQ records August Mangin’s coaching jobs below. Head-coach W-L is his record in those games. Assistant rows are the job only.
San Francisco 49ers (2021–2024)
August Mangin was special teams quality control coach of the San Francisco 49ers in the 2021 regular season (17 games).
August Mangin was special teams quality control coach of the San Francisco 49ers in the 2022 regular season (17 games).
August Mangin was special teams quality control/game management specialist coach of the San Francisco 49ers in the 2023 regular season (17 games).
August Mangin was special teams quality control/game management specialist coach of the San Francisco 49ers in the 2024 regular season (17 games).
Detroit Lions (2025)
August Mangin was defensive assistant coach of the Detroit Lions in the 2025 regular season (17 games).
Postseason
August Mangin was special teams quality control coach of the San Francisco 49ers in the 2021 postseason (3 games).
August Mangin was special teams quality control coach of the San Francisco 49ers in the 2022 postseason (3 games).
August Mangin was special teams quality control/game management specialist coach of the San Francisco 49ers in the 2023 postseason (3 games).
Coaching jobs
| Year | Team | Role |
|---|---|---|
| 2021 | San Francisco 49ers | Special teams quality control coach |
| 2021 playoffs | San Francisco 49ers | Special teams quality control coach |
| 2022 | San Francisco 49ers | Special teams quality control coach |
| 2022 playoffs | San Francisco 49ers | Special teams quality control coach |
| 2023 | San Francisco 49ers | Special teams quality control/game management specialist coach |
| 2023 playoffs | San Francisco 49ers | Special teams quality control/game management specialist coach |
| 2024 | San Francisco 49ers | Special teams quality control/game management specialist coach |
| 2025 | Detroit Lions | Defensive assistant coach |
Playing career
No NFL counting seasons are in DLP IQ for this person yet.
Sources
Every counting number on this page is from DLP IQ. Derived rates use official NFL formulas on those counts. High-school, family, and award lists are omitted until DLP IQ has them. This page does not invent yards.
