Sean Lewis is 16-18 at San Diego State since 2024 and 40-49 in his career.
Updated Nov 9, 2026Sources: school staff directories, TransferPortl coaching tenures, CFBD
2026 season4-5Conf 3-2
At San Diego State16-18Conf 11-9 · since 2024
Last 3 seasons16-18Conf 11-9
Career40-49Conf 30-27 · 8 seasons
Source: ESPN standings; Hot seat tracker through 2025, ESPN standings for 2026; Hot seat tracker
San Diego State won 55.5% of its games before he arrived (55.6% in conference). His career win rate is -10.5 pts against that (-3.0 pts in conference).
Bio
- Hired
- Nov 29, 2023
- Alma mater
- Wisconsin
- Calls plays
- Yes
- Background
- Offense
- First-time head coach
- No
Head Coaching Seasons
7 seasons| Year | School | W-L | Conf | SRS | SP+ | SP+ Off | SP+ Def | AP Final | Titles and Bowl |
|---|---|---|---|---|---|---|---|---|---|
| 2025 |  San Diego State | 9-4 | Mountain West | 3.6 | 6.7 | 24.4 | 19.6 | - | L 47-49 Isleta New Mexico Bowl vs North Texas |
| 2024 | San Diego State | 3-9 | Mountain West | -16.6 | -15.4 | 17.7 | 32.1 | - | - |
| 2022 |  Kent State | 5-7 | Mid-American | -6.4 | -13.1 | 25.6 | 37.9 | - | - |
| 2021 | Kent State | 7-7 | Mid-American | -13.5 | -6.4 | 32.3 | 36.9 | - | L 38-52 Famous Idaho Potato Bowl vs Wyoming |
| 2020 | Kent State | 3-1 | Mid-American | - | -7.5 | 29.1 | 36.4 | - | - |
| 2019 | Kent State | 7-6 | Mid-American | -7.2 | -10.2 | 25.9 | 37.9 | - | W 51-41 TROPICAL SMOOTHIE CAFE FRISCO BOWL vs Utah State |
| 2018 | Kent State | 2-10 | Mid-American | -19.4 | -20.4 | 20.5 | 40.3 | - | - |
San Diego State Staff, 2026
13- Sean LewisHead Coach
- Matt JohnsonOffensive Coordinator (quarterbacks)
- Demetrius SumlerDefensive Coordinator
- Zac BartonAssociate Head Coach (special teams coordinator)
- Colin FerrellAssistant Coach (EDGEs)
- David LoseAssistant Coach (defensive line)
- Darian HaganAssistant Coach (running backs)
- C.J. McGoriskDef. Pass Game Coordinator (secondary)
- Scott WhiteDef. Run Game Coordinator (linebackers)
- Matthew MiddletonPass Game Coordinator (wide receivers)
- Bill O'BoyleRun Game Coordinator (offensive line)
- Chris GordertAssistant Football Strength & Conditioning Coach
- Sam BrennerAssistant Football Strength & Conditioning Coach
Transfer Portal at San Diego State
Roster average Transfer Vulnerability Score (TVS): 17
| Cycle | In | Out | Net |
|---|---|---|---|
| 2026 | 30 | 29 | +1 |
| 2025 | 24 | 27 | -3 |
| 2024 | 14 | 11 | +3 |
Staff History by Season
3 stints- 2024-2026San Diego StateHead Coach
- 2023
- 2021-2022Kent StateHead Coach
Coaching Tenure Timeline
4 stops
Head Coaches He Worked Under
1- Deion SandersColorado, 2023
Players He Coached
5
Colton AllenQB · Colorado · 2023- Gavin KuldQB · Colorado · 2023
- Shedeur SandersQB · Colorado · 2023
Ryan StaubQB · Colorado · 2023
Kasen WeismanQB · Colorado · 2023