Comvest Partners first announced that it was selling a 75% stake in its private credit business in August.
The retirement system last issued a general investment consultant RFP in 2015.
The plans currently work with MissionSquare Retirement.
The new hire will succeed Executive Director Jerry Allen upon his retirement on January 1.
The retirement fund made four private equity commitments totaling $10 million in the second quarter.
The pension plan issued an RFP in April due to its incumbent’s contract expiration.
Atlantic Ridge Capital represents the first investment from Grafine Partners’ second institutional seeding fund.
The retirement system also eliminated its target allocation to multi-asset class solutions last month.
The private equity firm has also hired a managing director and principal.
The appointment follows the recent launch of three actively managed ETFs designed to bring the firm’s AI-driven quantitative and thematic strategies to U.S. financial advisors and investors.