The plan also hired two global equity managers at a meeting this week.
The search is open to primary and secondary options.
The plan will interview the two finalists in April.
The infrastructure asset class would mark a new investment for the plan.
The plan terminated the firm after closed session deliberations.
The deferred compensation plan conducted a similar search in 2021.
The trust will commit $100 million in total this year.
The retirement system is seeking a firm to handle between $10 million and $15 million.
The retirement system fully redeemed its investment in the manager due to underperformance.
The retirement system will conduct the search due to the expiring contract of its incumbent.