For more than 25 years, he lovingly labored as a special education teacher in Florida’s public school system.
Septemper 29, 2008 Metropolitan Hilarion received Cuthbert Pierce into the Russian Orthodox Church Outside Russia with name David. His ordination was regularised and he was assigned to serve the same diocese at the Holy Cross Hermitage in Jacksonville, Florida.
Dom David was blessed by the Metropolitan Hilarion to celebrate services according to the Sarum use of the Roman rite, using the line of liturgical books and materials printed at St. Gregory's Press in New Jersey.
After the repose of Abbot Augustine (Whitfield), he assumed rectorship of Monastery of the Assumption of Our Lady of Mount Royal (Jacksonville, Florida).
He died March 23, 2014.