The town is searching for administrative, investment advisory and actuarial services for its plans.
The terminations include three underperforming managers.
Four outsourced cio providers were interviewed for the mandate.
The plan terminated two managers as part of a non-U.S. equity structure study.
The cio is retiring after nearly 25 years with the plan.
The managing director will be responsible for emerging managers, durable capital and government excellence.
The commitments target energy and digital infrastructure.
The retirement system also made two private equity commitments last month.
The plan will commit $16 million to new private equity managers this year.
The plan is seeking a second investment analyst after hiring for one last year.