Niklas attended Servite High School in Anaheim, California. He was a two-way standout as both an offensive and defensive lineman. He helped lead Servite to 14–1 record in 2010, a second straight CIF Southern Section Pac-5 Division title and runner-up in state playoffs. He was named the Los Angeles Times lineman of the year as a senior in 2010.[1]
Also a standout athlete, Niklas was one of the state's top performers in the discus throw (top throw of 54.10 meters as a senior).[2]
Niklas attended the University of Notre Dame from 2011 to 2013. As a freshman, he played as a linebacker, appearing in 12 games with one start against Michigan State. He was moved to tight end as a sophomore.[5] Playing behind Tyler Eifert, he caught 5 passes for 75 yards and one touchdown. As a junior, he hauled in 32 receptions for 498 yards with five touchdowns.
On January 9, 2014, Niklas announced his intentions to forgo his remaining eligibility and enter the 2014 NFL draft.[6]
Niklas was drafted by the Arizona Cardinals in the second round (52nd overall) of the 2014 NFL draft.[8] He was the fourth tight end selected in 2014.[9]
Niklas progress as a rookie was slowed due to his inability to participate in organized team activities after recovering from a hernia surgery in February.[10]
In 2017, Niklas played in 15 games with 11 starts, recording 11 catches for 132 yards and one touchdown.
New England Patriots
On April 4, 2018, Niklas signed with the New England Patriots.[12] On July 27, Niklas was released by the team.[13]
Tampa Bay Buccaneers
On July 24, 2019, Niklas signed with the Tampa Bay Buccaneers.[14] On July 29, 2019, Niklas was waived/injured by the Buccaneers and placed on injured reserve.[15] He was released on August 6.