2008-09: David Dziurzynski skated for the Lloydminster Bobcats in the Alberta Junior Hockey League. Despite filling the enforcer role on a Bobcats team that finished seventh in the eight-team North Division, Dziurzynski scored 12 goals with 25 assists. His 185 PMs were second-most on the team.
2009-10: Dziurzynski had a breakout season as a 20-year-old playing for Alberni Valley in the BCHL. Originally intent on possibly earning an NCAA scholarship, he garnered the attention of NHL scouts with his play and was signed to a three-year, entry-level contract by Ottawa GM Bryan Murray in April 2010. Playing alongside the talented MacMillan brothers (Mitch MacMillan plays for St. Cloud State and Mark MacMillan (MON) is now at North Dakota), Dziurzynski was the Bulldogs third-leading scorer. He tallied 21 goals and a team-high 53 assists with 79 PMs as the Bulldogs finished first in the Coastal Division. He was the leading scorer for the Bulldogs in the playoffs with 9 goals and 10 assists in 13 playoff games.
2010-11: Dziurzynksi made steady progress in his first year of pro hockey in making the jump from Tier II junior hockey. In 75 games with AHL Binghamton he scored 6 goals with 14 assists and was -13 with 57 PMs. He saw limited time during the Senators' Calder Cup championship run. He appeared in 10 of 23 playoff games and was an even plus/minus with 3 assists and 4 PMs.
2011-12: Dziurzynski played in 72 games for Ottawa AHL affiliate Binghamton in his second pro season. He scored 11 goals with 17 assists and was minus-ten. He was fifth on Binghamton with 92 penalty minutes. Binghamton missed the AHL playoffs; finishing fifth in the East Division.
2012-13: Dziurzynski made his NHL debut in February and skated in 12 games with Ottawa in his third pro season. He scored 2 goals and was -1 with 13 penalty minutes; averaging 12:32 minutes of ice time with the Senators. He spent most of the season with the AHL's Binghamton Senators, scoring 4 goals with 16 assists in 54 games and finishing +7 with 110 penalty minutes. Binghamton was second in the East Division and had the AHL's fourth-best record before being swept by Wilkes-Barre/Scranton in a first round series. Dziurzynski had 1 assist and was -1 with 4 penalty minutes in three playoff games. He was re-signed by Ottawa to a one-year contract as a restricted free agent in July of 2013.