In 2019 Seth was hired by the Los Angeles Chargers of the NFL to be a quality control coach[2] as a part of Anthony Lynn’s staff.[5]
In 2021 he went with Lynn to the Detroit Lions where he was named the team’s assistant wide receivers coach.
In 2022, despite Lynn being fired as offensive coordinator at the end of the 2021 NFL season, Ryan stayed with the Lions and was announced as assistant wide receivers coach.[7]
References
^"Seth Ryan Bio". Clemson Tigers Official Athletic Site. Retrieved January 6, 2016.