Complex sentence: Friday was appointed head coach of the United States national sevens team by USA Rugby CEO Nigle Melville in July 2014, although Friday is concurrently retaining his role as director of rugby for the England-based London Scottish F.C. professional rugby team.
Split into simpler sentences: Friday was appointed head coach of the United States national sevens team by USA Rugby CEO Nigel Melville in July 2014. Initially Friday concurrently retained his role as director of rugby for the England-based London Scottish F.C. professional rugby team.