Comtech’s reliable, scalable, ruggedized solutions provide Government customers assured and resilient communications in contested environments. Secure satellite communications allow for faster decision-making across the ground, air, and sea. Comtech Defense Solutions leverage open architectures and support multi-orbit communications to ensure constant connectivity.

Join this 45-minute technology webinar to learn more about:
- Comtech’s history and positioning with a focus on program successes within the DoD community
- Comtech’s unique solution offering and technical advantage
- Partnerships with Comtech and open architecture designs that ensure ease of use
- Today’s real-world challenges and solutions for tomorrow
Daniel Gizinski
President of Comtech Satellite Network Technologies, Inc. (a U.S. Corporation)
Daniel Gizinski was named President of Comtech Satellite Networks Technologies, Inc. (a U.S. Corporation) on January 3, 2022. Previously he held various senior management positions at Comtech, including Vice President of Product and Strategy for Comtech Systems Inc. Prior to joining Comtech in 2019, Daniel held program management and leadership roles at General Electric, Sierra Nevada Corporation, and L3Harris Technologies. Daniel holds a Bachelor’s degree in Electrical Engineering from the University of Virginia and a Master’s degree from Duke University.
Louis Dubin
SVP Product Management, Marketing Comtech Satellite Network Technologies
Louis Dubin is Senior Vice President, Product Management of Comtech Satellite Network Technologies. In this role, he directs the organization towards its primary technology and marketing objectives, defining new product/solution business cases and prioritizing development across all product lines. Mr. Dubin investigates new technologies and potential partnerships that may enhance the company's market position. He joined Comtech in 2008, through the acquisition of Radyne Corporation. During his tenure at Radyne Corporation, Louis held the positions of President of Radyne's Phoenix, Arizona division and Vice President of Sales. He has over 30 years of experience in the telecommunications and transmission industry. Louis holds a degree in Electrical Engineering from the Florida Institute of Technology, and completed the Stanford Executive program in Technology Management.
Harry Xenitelis
Consultant, Comtech Satellite Network Technologies, Inc. (a U.S. Corporation)
Colonel (Retired) Harold “Harry” Xenitelis has been in independent consultant assisting various technology companies (SATCOM and IT-focused) with various business development & product development tasks since June 2019. He joined Comtech in January 2022. Prior to that, COL(R) Xenitelis was the Director of Business Development at Tampa Microwave.

COL(R) Xenitelis enlisted in the Army Reserve in 1986. He graduated with a degree in Communications, received his commission as an Army Signal Corps Second Lieutenant, and entered Active Duty in January of 1989. COL(R) Xenitelis’ unique 30 year Army career includes various primary staff and command assignments of increasing responsibility within primarily the Special Operations and Infantry communities. His last assignment was as G6, US Army Space and Missile Defense Command (SMDC/ARSTRAT). His military awards and decorations include the Legion of Merit, Defense Meritorious Service Medal, Meritorious Service Medal, Joint Commendation Medal, and other awards. He earned the Military Free Fall badge, Master Parachutist badge, and Air Assault badge.
Jeffrey Hill
Executive Editor, Via Satellite
Via Satellite
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