Mary Petryszyn, President of Northrop Grumman Defense Systems

Mary Petryszyn is the corporate vice president and president of Northrop Grumman Defense Systems, a provider of defense solutions designed to address evolving threats and quick-turn requirements.

As president of the defense systems business division, Petryszyn is responsible for managing and ensuring the delivery of critical technology services, integrated battle command systems, tactical weapons and information systems.

Northrop delivers products to various national security, military and civilian clients, according to Petryszyn’s profile posted on the Northrop website.

Prior to leading the company’s defense systems sector, Petryszyn worked as sector vice president and general manager of the land and avionics C4ISR division of Northrop’s mission systems sector.

She also previously led the company’s aerospace systems division, according to her LinkedIn profile.

The defense industry veteran joined Northrop in 2013 from Raytheon, where she spent nearly 15 years holding various leadership positions.

At Raytheon, her roles involved program management, strategy and business development, and mergers and acquisition.

She currently serves as a fellow and corporate partnership representative at the Society of Women Engineers.

The Northrop executive is a graduate of Clarkson University with a bachelor’s degree in electrical and computer engineering. Petryszyn, who is a Wash100 winner and a member of the Potomac Officers Club, also holds a master’s degree in computer engineering from Syracuse University.