Plan is searching for a firm to oversee its $50 million in cash and investments.
The fund has already committed or closed on $300 million in investments.
Investors look to emerging markets fixed-income for diversification and ESG prospects.
Plan first invested in the strategy in 2013.
The commitments include three first-time investments.
The plan hired one firm to handle both general investment and alternatives consulting services.
The authority is seeking an investment consultant for its pension plan.
The acquisition will close on Jan. 1.
The plan has concluded its search for global equity managers with two hires.
The fund will identify and pursue private credit opportunities in the U.S. and Canada.