sentences:  Brown said "I don't feel ready and this football club needs a manager that is going into the job backing himself 100 per cent".Following the appointment of Kevin Keen as permanent U's manager, Brown reverted to his role as under-18 coach.Following a shake-up of Colchester's backroom staff and John McGreal's subsequent promotion to first-team manager in May 2016, Brown was named as the new manager of the Colchester United under-21 side.