George Williamson was named senior portfolio manager of the $208 million Salomon Brothers Total Return Fund and its variable annuity counterpart.
Mr. Williamson has managed private client and institutional separate accounts at Salomon Brothers since 1989.
He replaces Richard Dahlberg, who joined Pioneer Funds, said Mary Athridge, a Salomon Brothers spokeswoman. Mr. Dahlberg was named head of Pioneer's core value equity team, said Anne Patenaude, a Pioneer spokeswoman.
David D. Tripple was named president and Theresa Hamacher became CIO of Pioneer Investment Management, a recently integrated investment management and marketing unit of the Pioneer Group.
Mr. Tripple had been president and CIO of Pioneering Management Corp.
Ms. Hamacher was previously head of domestic equities, a position that has been eliminated