Sigma Defense Appoints Stephanie Tharp as Vice President of Programs to Drive Growth in Innovative Mission Solutions

Sigma Defense Appoints Stephanie Tharp as Vice President of Programs to Drive Growth in Innovative Mission Solutions

Perry, Georgia, August 4, 2025

Sigma Defense Systems, a leading innovator in defense technology solutions, proudly announces the appointment of Stephanie Tharp as Vice President of Programs for its Innovative Mission Solutions (IMS) Division. In this role, she will oversee the execution of complex defense programs and lead strategic growth initiatives aimed at expanding Sigma Defense’s footprint—particularly in the West Coast market. With decades of experience across key Department of Defense organizations, including NAVWAR, NAVAIR, and PEO C4I, Tharp brings proven leadership, deep operational expertise, and a strong commitment to delivering mission-critical capabilities that support the warfighter.

“We are pleased to welcome Stephanie Tharp to Sigma Defense as Vice President of Programs,” said Ed Anderson, Executive Vice President of the IMS Division at Sigma Defense. “Stephanie’s exceptional track record across NAVAIR, NAVWAR, PEO C4I, and other DoD organizations, combined with her deep roots in the San Diego defense community, makes her a tremendous asset. Her leadership and operational expertise will be instrumental in delivering growth while advancing our mission to deliver innovative solutions that support the men and women of the U.S military.”

Ms. Tharp brings a wealth of experience and leadership to Sigma Defense, having most recently served as Senior Advisor at NAVWAR, where she advised the Executive Director and led major initiatives and efforts shaping the organization’s strategic vision. Ms. Tharp previously served as the JPO’s ALIS and ODIN Portfolio Director, and held Critical Acquisition and Key Leadership Positions (CAP/KLP) across NAVWAR. Prior to her public sector leadership, Tharp held key roles in industry, including Director of Navy and Marine Corps Growth at GDIT, where she guided strategy and relationships critical to service missions, and at Northrop Grumman, where she managed a $3B pipeline and led the award of major contracts with the USAF and JPO. Tharp holds a bachelor’s degree in political science and a master’s in management from Harvard University’s Extension Division, along with numerous industry and military certifications in Agile, Security+, and aviation logistics. Ms. Tharp has held NDIA and AFCEA Board and Chair positions and has received numerous awards including ASN(RDA) Acquisition Innovation Award and the Malcom Laswell Award.

About Sigma Defense

Sigma Defense Systems LLC is a leading technology company serving the Department of Defense (DoD) providing systems and services for CJADC2, C5ISR, DevSecOps and Electronic Warfare since 2006.  The company’s software-focused approach to tactical communications accelerates information collection and sharing for faster decision making and better mission outcomes.  Customers turn to Sigma Defense for engineering, program management, and data logistics services for technical solutions that encompass ground, air, and space-based systems and sensors and network and satellite communications.  Sigma is headquartered in Perry, GA with satellite offices both CONUS and OCONUS.For more information visit sigmadefense.com and follow Sigma Defense on LinkedIn for news and updates.

Media Contact:

Scott Aukema

Vice President of Marketing & Communications

scott.aukema@sigmadefense.com

+1 703.850.4825