Brunskill played as a tight end for Valley Center High School in Valley Center, California, where he received an award for all-league in the lineman category under coach Rob Gilster.
Brunskill signed with the Atlanta Falcons as an undrafted free agent on May 1, 2017.[3] He was waived by the Falcons on September 2, 2017, but was signed to the practice squad the next day.[4][5] He signed a reserve/future contract with the Falcons on January 15, 2018.[6]
On September 1, 2018, Brunskill was waived by the Falcons and was signed to the practice squad the next day.[7][8]
On March 20, 2020, Brunskill was re-signed to a one-year contract with the 49ers.[11]
The 49ers placed a one-year exclusive-rights free agent tender on Brunskill on March 12, 2021.[12] He signed the contract on April 13.[13] He was named the 49ers starting right guard, and started all 17 games.
On March 15, 2022, the 49ers placed a restricted free agent tender on Brunskill,[14] which he signed a month later.[15]
Tennessee Titans
On March 19, 2023, Brunskill signed a two-year, $5.5 million contract with the Tennessee Titans.[16] He was named the Titans right guard, starting 14 games.
^Williams, Charean (April 11, 2019). "Daniel Brunskill signs with 49ers". Pro Football Talk. NBC Sports. Archived from the original on April 12, 2019. Retrieved April 12, 2019.