Two of Boston-based Eastern Bank’s branch managers are starting new roles at the bank.  

Glenn Rosengard, vice president and manager at the bank’s Franklin Street office in Boston, will become branch manager at its new office in Newton Centre. Rosengard has worked for the Eastern Bank for 11 years.

Mamadou Dembele, vice president and manager of a Burlington branch, will replace Rosengard as branch manager at the Franklin Street office. He has worked for Eastern Bank since 2011.

Both men will begin their new roles on Oct. 1.