San Jose Sharks (2000–2003)

Wiseman was drafted in the ninth round, 246th overall by the San Jose Sharks in the 2000 NHL Entry Draft held at the Pengrowth Saddledome in Calgary, Alberta.

Following his junior hockey career, Wiseman joined the Sharks American Hockey League affiliate, the Cleveland Barons in the 2001–02 season. In 76 games with Cleveland, Wiseman scored 21 goals and 50 points, finishing third in team scoring.

Wiseman returned to the Barons for the 2002–03 season, where he appeared in 77 games, scoring 17 goals and 52 points, which ranked him second in team scoring. In March 2003, Wiseman was called up to the National Hockey League and made his NHL debut on March 4 against the Edmonton Oilers, as he was held with no points in a 2–1 loss. In four NHL games during the 2002–03 season, Wiseman had no points.

On August 12, 2003, Wiseman was traded to the New York Rangers for Nils Ekman.

New York Rangers (2003–2006)

Wiseman spent the majority of the 2003–04 with the Rangers American Hockey League affiliate, the Hartford Wolf Pack. In 62 games with the Wolf Pack, Wiseman led the team in scoring with 25 goals and 52 points in 62 games. In the post-season, Wiseman scored a team high five goals and 11 points in 15 games, as Hartford lost to the Wilkes-Barre/Scranton Penguins in the Eastern Conference finals.

Wiseman earned a brief call-up to the New York Rangers and played in his first game with New York on January 8, 2004, as he was held with no points in a 3–2 loss against the Carolina Hurricanes. On January 15, Wiseman scored his first career NHL goal and point, scoring against Martin Brodeur of the New Jersey Devils in the third period of a 3–3 tie. In four games with the Rangers in 2003–04, Wiseman scored one goal.

In 2004–05, Wiseman appeared in 60 games with the Wolf Pack, scoring 17 goals and 33 points. In six playoff games, Wiseman scored a goal and two points.

Wiseman returned to Hartford for the 2005–06 season, as in 69 games, he scored 19 goals and 55 points, helping the club reach the post-season. In 11 playoff games, Wiseman scored three goals and nine points. Wiseman also played in one game with the Rangers during the 2005–06 regular season, as he earned an assist. Wiseman also played in his first career post-season game with New York, as he had no points in a 4–1 loss to the New Jersey Devils.

Washington Capitals (2006–2007)

On July 14, 2006, Wiseman signed a one-year, two-way contract with the Washington Capitals. Wiseman would spend the 2006–07 with the Capitals American Hockey League affiliate, the Hershey Bears. In 48 games with the Bears, Wiseman scored 15 goals and 35 points. In the post-season, Wiseman scored two goals and eight points in 16 games, as Hershey lost to the Hamilton Bulldogs in the Calder Cup finals.

EHC Wolfsburg Grizzly Adams (2007–2008)

On July 9, 2007, Wiseman signed a one-year contract with EHC Wolfsburg Grizzly Adams of the Deutsche Eishockey Liga in Germany. In 28 games during the 2007–08 season, Wiseman scored 10 goals and 23 points, though Wolfsburg failed to qualify for the playoffs.

New Jersey Devils (2008–2009)

On July 17, 2008, Wiseman signed a one-year, two-way contract with the New Jersey Devils. Wiseman would play with the Lowell Devils in the 2008–09 season, scoring nine goals and 19 points in an injury plagued season, as he appeared in only 23 games.

Springfield Falcons (2009–2010)

Wiseman signed with the Springfield Falcons of the American Hockey League for the 2009–10 season. On January 17, Wiseman scored four goals and six points in a 6–3 win over the Wilkes-Barre/Scranton Penguins. In 67 games, Wiseman scored 24 goals and 59 points, finishing second in team scoring.

New Jersey Devils (2010–2013)

On July 28, 2010, Wiseman signed a two-year, two-way contract worth $1.05 million with the New Jersey Devils. Wiseman spent the entire season in 2010–11 season with the Albany Devils of the American Hockey League, as he scored 16 goals and 44 points in 48 games. On March 9, Wiseman scored four goals in 9:03, setting a franchise record for goals in a period and tying the record for goals in a game, as Albany defeated the Bridgeport Sound Tigers 5–4.

Wiseman returned to Albany for the 2011–12 season, as he scored five goals and 19 points in 37 games. Following the season, Wiseman signed a one-year AHL contract with the club.

In 2012–13, Wiseman scored three goals and 13 points in 36 games with Albany.

Östersunds IK (2013–2014)

Wiseman joined Östersunds IK of Division 1, the third-tier league in Sweden.^[2] In 23 games, Wiseman scored 11 goals and 30 points, finishing third in team scoring. In four playoff games, Wiseman had a goal and three points.

Nippon Paper Cranes (2014–2015)

Wiseman played with the Nippon Paper Cranes of the Asia League Ice Hockey for the 2014–15 season. In 36 games, Wiseman scored 14 goals and 29 points.

Following the season, Wiseman announced his retirement from hockey.

Burlington Cougars (2018)

Following the championship season with the Riveters, he returned to his hometown to coach the Burlington Cougars of the Ontario Junior Hockey League. for the 2018–19 season.^[4] However, prior to coaching any games for the Cougars, he was named an assistant coach for the Guelph Storm in the major junior Ontario Hockey League.^[5]

Guelph Storm (2018–)

Wiseman joined the Guelph Storm of the Ontario Hockey League as an assistant coach under head coach George Burnett. In the 2018-19 season, Guelph finished with a 40–18–6–4 record, earning 90 points and fourth place in the Western Conference. The Storm would win the J. Ross Robertson Cup, as they defeated the Ottawa 67's in six games in the championship round, earning a berth into the 2019 Memorial Cup. At the Memorial Cup, Guelph lost to the Rouyn-Noranda Huskies 6–4 in the semi-final game.

Wiseman returned to the Storm for the 2019–20 season as he was promoted to an associate coach, as Guelph finished the season with a 32–23–3–5 record, earning 72 points and sixth place in the Western Conference. Due to COVID-19, the post-season was cancelled.

Due to the COVID-19 pandemic, the 2020–21 OHL season was cancelled.

In 2021–22, Wiseman returned as an associate coach with the Storm. Guelph finished the season with a 36–24–5–3 record, earning 80 points and fifth place in the Western Conference. In the post-season, the Storm lost in the conference quarter-finals.

The Storm named Scott Walker as head coach for the 2022–23 season, as Burnett stepped down to focus on general manager duties. Wiseman remained the associate coach of the club. After two games, Walker stepped down as head coach due to health issues, and Wiseman took over head coaching duties. On October 7, Wiseman coached his first game as head coach of the Storm, as they lost 5–3 to the Flint Firebirds. The next night, on October 8, Wiseman earned his first career OHL coaching victory as Guelph defeated the Niagara IceDogs 5–2. Under Wiseman, the Storm had a record of 35–27–4, as the club finished in second place in the Midwest Division and sixth in the Western Conference. In the playoffs, Guelph lost to the Sarnia Sting in six games in the conference quarter-finals.