Drew McKiernan currently serves as the Client Service Leader for New Jersey and New York at CDM Smith, a position held since March 2024. Prior to this role, McKiernan was a Senior Project Manager at McMahon, a Bowman company, from January 2020 to March 2024, and held the role of Project Manager at McMahon Associates, Inc. from July 2006 to December 2019. Earlier experience includes working as a Senior Transportation Engineer at HNTB from May 2004 to July 2006 and as a Project Engineer at McMahon Associates, Inc. from July 1997 to May 2004. McKiernan obtained a degree in civil engineering from Drexel University, completing studies from 1992 to 1997.