After joining the Maine Maritime Academy staff in July 2014, Muchnick guided the Mariners to a 3-22 overall record in his first year. In 2015-16 Muchnick led the Mariners to a 5-20 record, including a 4-14 record in North Atlantic Conference play, the team's best conference record since 2010-11.
After graduating only two seniors last season, the Mariners will enter the 2016-17 season returning over 90 percent of their scoring and will welcome an eight-person class, representing four different states. The 2016-17 class includes multiple State Champions and a Mr. Maine Basketball Semifinalist. In May, Muchnick and the Mariners were featured in a two-part segment on WABI TV 5.
Since joining the Maine Maritime Academy staff, Muchnick and his staff have hosted summer camps in Castine. The Mariners have welcomed kids from over five different states to the Maine Maritime Academy Men's Basketball Prospect Camp and will host 15 different high schools this summer as part of the team camps.
In 2014 Muchnick and the Mariners partnered with the Bar Harbor Whale Watch Company and 2000 Maine Maritime Academy graduate Matt Ketchen to establish the Annual Maine Maritime Academy Men's Basketball Sunset Bay Cruise.
Muchnick is an avid participant in the Coaches vs. Cancer Suits and Sneakers weekend and has organized awareness games and fundraisers for both the American Cancer Society and Autism Speaks program.
In May 2016, Muchnick began a two-year term as the Chair of the North Atlantic Conference Men's Basketball Coaches. At Maine Maritime Academy, Muchnick also serves as the Intramural Director.
At Kings Point, he served as the Mariners assistant coach for three-and-half years and interim head coach for half of the 2013-2014 season. He coached a Landmark Player of the Year and Honorable Mention Division III All-American, four All-Landmark First Team selections and three All-Landmark Second Team players. On the recruiting trail, Muchnick brought in a 10-person class in 2012 that represented nine different states.
At the end of the 2013-14 season, Muchnick received Merchant Marine Academy’s Dr. Stephen “Bill” Omeltchenko Coach of the Year Award. Muchnick assumed the head coaching position at Merchant Marine in January when the Mariners were 6-8. With Muchnick at the helm USMMA compiled a 6-6 record the remainder of the season, including victories in 6 of 7 games, and a berth in the Landmark Conference playoffs.
Prior to coaching at Merchant Marine Academy, Muchnick was the top assistant at Denison University from 2008-2010. He recruited the 2009-10 NCAC Newcomer of the Year and was in charge of offensive execution, scouting, recruiting and perimeter development.
Muchnick was the top assistant at SUNY Cortland from 2005-2008 and helped the Red Dragons to a 55-29 record during his tenure, highlighted by a NCAA Division III Tournament second round appearance in 2006.
Muchnick is a 2005 graduate of SUNY Geneseo with a Bachelor of Science degree in Communications. He was a four-year member of the basketball team and was a captain his senior season. Muchnick finished in the top 10 in program history with a 41.4% three-point percentage and helped his team go 60-47, including a 20-9 mark and ECAC Championship in 2003-04. Muchnick earned a Master of Science degree in Sports Management in 2008 from SUNY Cortland.