As the NCUA's Acting Chief Accountant, McGrath serves the credit union industry with advice and guidance on the application of generally accepted accounting principles. Prior to joining NCUA in 2004, McGrath practiced in financial auditing and assurance with Deloitte & Touche, including three years working out of Istanbul, Turkey, auditing multinational companies under U.S. GAAP and International Financial Reporting Standards. For NCUA, he has served as its Budget Officer as well as leading financial reporting on its Insurance Funds. Under McGrath's tenure, NCUA earned its first Certificate of Excellence in Accountability Reporting from the AGA for the 2016 Annual Report.

McGrath is a Certified Public Accountant licensed in Maryland and Virginia. For over 15 years, McGrath has been as an adjunct professor at Georgetown University teaching accounting, finance, and economics.