In October 2015 Maher returned to Southend in a coaching capacity, assisting the under 21 and youth teams at the club and at the end of November 2015, he was appointed U21 manager of the club. On 20 January 2016, Maher was named as Chelmsford City's caretaker manager after previous manager Mark Hawkes left the club, On 26 February 2016, Maher was appointed Chelmsford City manager until the end of the season, before being replaced by Rod Stringer during the summer break.