2025: Lotman played six AVP events with five different partners. He finished ninth in the season opener with Tim Bomgren, then lost in the qualifiers in Tour Series events with Adam Roberts and William Price. In a Tour Series event in Denver Lotman and Billy Allen placed third, then that duo finished ninth in Manhattan Beach. Lotman closed the year with a fifth in a Tour Series event with Timothy Brewster.

2024: Lotman and Billy Allen played three AVP tournaments together, with two fifths and a seventh. The duo competed for the Austin Aces in the inaugural season of the AVP League, ending with a 3-5 match record.

2023: Lotman had a best of fifth in his seven AVP events. His first two came with Silila Tucker, getting a ninth and a fifth. Then Lotman played five times with Tim Bomgren, getting two sevenths followed by three ninths. Lotman lost in both World Tour qualifiers he played, once with Troy Field and once with Kyle Friend.

2022: Played 10 AVP events starting with a ninth alongside Skylar del Sol. Lotman then teamed with Miles Partain for eight events, getting four straight thirds before winning in Atlanta. They had two fifths and a second, then Lotman ended the AVP season with Evan Cory on the Tour Series, finishing in seventh place. Internationally Lotman and Taylor Crabb played in two qualifiers in Challenge events, getting a fifth and then a third. Lotman and Miles Evans placed fourth in an Elite event.

2021: Lotman advanced from an AVP qualifier with Kyle Friend, placing ninth. He then played two AVP tournaments with Miles Partain, with a best of third in Chicago after advancing from the qualifier.

2020: Did not compete.

2019: Played five AVP tournaments with Gabriel Ospina-Rodriguez with a best of ninth in Austin after advancing from the qualifier as the 25th seed and then defeating top-seeded Taylor Crabb and Jake Gibb in the first round, becoming just the third AVP team seeded 16th in a main draw to upset a number one seed. In his other three tournaments, played with three different partners, he had a best of fifth with Miles Partain. Lotman and Partain also won a gold in a NORCECA tournament.

2018: Played six AVP qualifiers with five different partners, including twice with Miles Partain. He advanced from the qualifier in Hermosa Beach with Dave McKienzie and finished 17th.

2017: Lotman transitioned from indoor to beach volleyball and played seven AVP tournaments with three different partners. He lost in the qualifier in his first five events, four with Alejandro Parra and one with Myles Muagututia. In the fifth event he was eliminated by Gabriel Ospina-Rodriguez, then partnered with him for the last two events and advanced from the qualifier in both, finishing 17th in both Manhattan Beach and Chicago. The duo also placed third in a domestic event after advancing from the qualifier.

Olympics: Lotman placed fifth in the 2012 Olympics with the indoor team, and was an alternate for the 2016 Olympic Team. 

College: As a junior at Long Beach State, Lotman led the team in kills, digs and aces, and finished tied for ninth in the country in kills per game. As a senior he was named 2008 AVCA Co-Player of the Year after leading LBSU to the NCAA Championship semifinals. Lotman ended his career with 1,408 kills and 135 aces.

Personal: Lotman is the youngest of four siblings, Mark, Steven and Shelley. He was named to the Orange County all-star team as a senior in high school, when he logged over 500 kills. Following college graduation he played professional volleyball in Puerto Rico, Greece, France, Italy, Poland, Germany, Indonesia and India. He married his wife Jasmine in August 2011 and they have three kids, Leif, Lane, and Link.