[citation needed] He scored his first NHL goal on February 20, 2007, against the Ottawa Senators' Martin Gerber in the final seconds of the game to send it to overtime.

[4] On March 4, 2008, Gilbert surpassed Paul Coffey and Marc-André Bergeron for the Oilers' franchise record for most goals scored by a rookie defenseman in a season with his tenth, which came on the power play against Dan Ellis of the Nashville Predators.

[7] After the lockout-shortened 2012–13 season, with the Wild experiencing cap constraints, Gilbert was used as compliance buyout of the remaining two-year of his contract, to be released as a free agent on July 3, 2013.

On July 1, 2014, having rediscovered his form with the Panthers, Gilbert signed a two-year contract as an unrestricted free agent with the Montreal Canadiens.

As a free agent, Gilbert left North America after 10 seasons in agreeing to a one-year deal with German outfit, the Thomas Sabo Ice Tigers of the DEL, on July 21, 2017.