Buffalo Bills strength and conditioning assistant coach history
Nick Lacy
Lacy is the strength and conditioning assistant coach for the Buffalo Bills since the 2021 season, a total of six years. Lacy's record as the team's strength and conditioning assistant coach was 60-24-0, making him the second-most successful strength and conditioning assistant coach in Buffalo Bills history. The team made it to the playoffs five times (2021-2025) and had a 6-5 record under Coach Lacy in playoff games.
Jason Oszvart
Oszvart is the strength and conditioning assistant coach for the Buffalo Bills since the 2015 season, a total of ten years. Oszvart's record as the team's strength and conditioning assistant coach was 93-55-0, making him the third-most successful strength and conditioning assistant coach in Buffalo Bills history. The team made it to the playoffs seven times (2017, 2019-2021, 2023-2025) and had a 7-7 record under Coach Oszvart in playoff games.
Barry Rubin
Rubin is the strength and conditioning assistant coach for the Buffalo Bills since the 2026 season.
Jason Osvart
Osvart was the strength and conditioning assistant coach for the Buffalo Bills in the 2022 season. Osvart's record as the team's strength and conditioning assistant coach was 13-3-0, making him the most successful strength and conditioning assistant coach in Buffalo Bills history. The team made it to the playoffs one time (2022) and had a 1-1 record under Coach Osvart in playoff games.
Mark Loecher
Loecher was the strength and conditioning assistant coach for the Buffalo Bills in the 2015-2019 seasons, a total of five years. Loecher's record as the team's strength and conditioning assistant coach was 40-40-0, making him the second-least successful strength and conditioning assistant coach in Buffalo Bills history. The team made it to the playoffs two times (2017, 2019) and had a 0-2 record under Coach Loecher in playoff games.
Dan Liburd
Liburd was the strength and conditioning assistant coach for the Buffalo Bills in the 2009-2016 seasons, a total of eight years. Liburd's record as the team's strength and conditioning assistant coach was 52-76-0, making him the least successful strength and conditioning assistant coach in Buffalo Bills history.
Buffalo Bills strength and conditioning assistant coach record
| Coach | Years | Record | Win percentage | Playoff record |
|---|---|---|---|---|
| Barry Rubin | 2026 | 0-0-0 | 0% | 0-0 |
| Jason Oszvart | 2015, 2017-2021, 2023-2026 | 93-55-0 | 62.8% | 7-7 |
| Nick Lacy | 2021-2026 | 60-24-0 | 71.4% | 6-5 |
| Jason Osvart | 2022 | 13-3-0 | 81.3% | 1-1 |
| Mark Loecher | 2015-2019 | 40-40-0 | 50.0% | 0-2 |
| Dan Liburd | 2009-2016 | 52-76-0 | 40.6% | 0-0 |
Buffalo Bills strength and conditioning assistant coach facts
- Dan Liburd was the first strength and conditioning assistant coach in Bills history in 2009.
- Jason Oszvart coached the most seasons as the Bills's strength and conditioning assistant coach at ten seasons.
- Jason Oszvart, Nick Lacy, and Barry Rubin is the current strength and conditioning assistant coach, starting ahead of the 2015 season.