Treasurer Deborah B. Goldberg this week named Sue Perez to lead the state’s debt management department as assistant treasurer.

“I am thrilled to have Sue serve in this new capacity at the Treasury,” Goldberg said in a statement. “I am confident that her in-depth experience and financial background will serve the people of Massachusetts well.”

Perez presently serves as executive director of the Massachusetts Clean Water Trust (MCWT), a position she’s held since March 2012, and will maintain that position along with her new. As head of the MCWT, has guided the organization through two successful new money bond issuances, totaling approximately $948 million, including the most recent issuance of $228 million in green bonds and two refunding series totaling approximately $690 million.

Perez has more than 25 years of experience in accounting, audit and financial management. She has been the senior finance director for a $3.4 billion service company and was one of the founding members of a startup company, charged with establishing its finance and human resources departments.

Perez was an auditor at PwC and is a CPA. She is a graduate of Boston University’s School of Management and is a commissioner for the Foxboro Housing Authority.