Ultimate Fighting Championship

Burkman was originally chosen to be on the inaugural season of The Ultimate Fighter, but he failed pre-show drug test failure and admitted to taking Winstrol.^[4] He was later a contestant on The Ultimate Fighter 2 as part of Team Hughes.

Burkman was signed by the UFC and had his debut fight at The Ultimate Fighter 2 Finale; he defeated Sammy Morgan by knockout in 21 seconds of the first round.

During his time with the UFC, Burkman earned wins over Drew Fickett, Josh Neer, and Forrest Petz, but was largely unsuccessful against the bigger names in the division. After three back-to-back losses in 2008, Burkman was cut from the UFC with a record of 5 wins and 5 losses.

Showdown Fights

On November 20, 2009, Burkman faced Ultimate Fighter alumni Brandon Melendez defeating him by KO in round one at Throwdown Showdown 5.

On April 9, 2010, Burkman took on Jake Paul at Showdown Fights – Burkman vs. Paul winning via unanimous decision.

On September 24, 2010, Burkman faced undefeated Jordan Smith at Showdown Fights – Respect. Burkman won the fight via split decision.

On April 2, 2011, Burkman faced Canadian prospect Jordan Mein at MMA: The Reckoning in Orillia, Ontario, Canada, Burkman lost via unanimous decision.

On February 24, 2012, Burkman faced Koffi Adzitso at Showdown Fights – Breakout, Burkman won via unanimous decision.

On August 25, 2012, Burkman faced Ultimate Fighter alumni Jamie Yager at Showdown Fights - Burkman vs. Yager. Burkman won via guillotine choke submission.

World Series of Fighting

On September 6, 2012, it was announced that Burkman was one of many fighters to sign on with new MMA Promotion the World Series of Fighting.^[5] He faced Gerald Harris on November 3, 2012, at WSOF 1 and won via unanimous decision.

Burkman faced Aaron Simpson at World Series of Fighting 2 on March 23, 2013.^[6] He won the fight via KO due to a knee strike and punches in the first round.

Burkman faced Jon Fitch on June 14, 2013, at World Series of Fighting 3 in a rematch of their first fight in which Burkman lost to Fitch due to a rear naked choke. Burkman avenged his loss, dropping Fitch with a series of punches before applying a guillotine choke submission and getting the win in just 41 seconds of round number one.^[7]

Burkman faced Steve Carl on October 26, 2013, at WSOF 6 in the main event for the WSOF Welterweight Championship.^[8] He lost the fight via triangle choke in the fourth round. It was noted that Josh did tap out from the choke but the ref ignored the tap, allowing Steve Carl to choke Burkman until he lost consciousness.^[9]

Burkman faced Tyler Stinson at WSOF 9 on March 29, 2014. He won the fight via knockout in the first round.

Return to the Ultimate Fighting Championship

Burkman signed a contract to return to the UFC for the first time since 2008 on October 3, 2014. Burkman faced Héctor Lombard on January 3, 2015, at UFC 182.^[10] He lost the fight by unanimous decision. Subsequently, it was revealed that Lombard failed his post-fight drug test. On March 23, 2015, it was announced by the NSAC that the result of the fight had been overturned to a no contest.^[11]

Burkman faced Dong Hyun Kim on May 23, 2015, at UFC 187.^[12] Burkman lost the fight via submission in the third round.^[13]

Burkman faced Patrick Côté on August 23, 2015, at UFC Fight Night 74.^[14] He lost the back and forth fight via TKO in the third round and both participants were awarded Fight of the Night honors.^[15][16]

For his next fight, Burkman dropped down to the lightweight division as he faced K. J. Noons on February 6, 2016, at UFC Fight Night 82.^[17] He won the fight by unanimous decision.^[18]

Burkman next faced Paul Felder on May 29, 2016, at UFC Fight Night 88.^[19] He lost the fight via unanimous decision.^[20]

Burkman was expected to face Bobby Green on October 1, 2016, at UFC Fight Night 96. However, Green pulled out of the fight citing an undisclosed injury. He was replaced by promotional newcomer Zak Ottow. As a result of the late notice opponent change, the bout was contested at welterweight.^[21][22] He lost the fight via split decision.^[23]

Burkman faced Michel Prazeres on March 11, 2017, at UFC Fight Night 106.^[24] He lost the fight via submission in the first round.^[25]

Burkman faced Drew Dober on July 29, 2017, at UFC 214.^[26] He lost the fight by knockout in the first round.^[27]

Burkman faced Alex Morono on February 18, 2018, at UFC Fight Night 126 at the welterweight division.^[28] He lost the fight via a guillotine choke submission in the first round.^[29]

Post-UFC career

After being released from the UFC for the second time, Burkman faced William Macário at LFA 66 on May 10, 2019.^[30] He lost the fight via split decision and announced his retirement from MMA.^[31]