Senior Vice President, Business Development


Sean Mullen is senior vice president (SVP) of business development (BD) at ECS. In this role, Mr. Mullen manages the company’s BD, capture, proposal operations, and strategic solution teams as they work to accelerate the company’s organic growth through new partnership opportunities.

Mr. Mullen has over three decades of experience in business development and capture. He has a long history of building high-performing teams that understand the mission objectives of the public sector market. Mr. Mullen began his career as a civilian acquisition officer, helping the Air Force enhance its mission effectiveness through the acquisition and deployment of key engineering and information technology (IT) capabilities. Prior to joining ECS, he served as SVP of BD for Perspecta, where he designed and implemented the company’s go-to-market strategy and helped enact a new, resource-efficient and customer-focused BD lifecycle.

Outside the office, Mr. Mullen enjoys golfing, traveling, and supporting Boston sports teams. He has a bachelor’s degree in management from Merrimack College and a Master of Business Administration from University of Massachusetts Lowell.