Shawn Gallagher


Eric Salyers


Barry Birdwell

Shawn has 20 years of experience leading engineering teams and business organizations as a Senior Manager and Program Director within government, defense and commercial markets. These programs include several that he grew to over $1B in revenue while providing mission critical products and services that supported warfighters and the public worldwide. Shawn leads SIG’s strategic business development and program execution efforts.

Eric has 18 years of experience designing and developing specialized cellular solutions for commercial, government and defense customers. Previously he served as the Chief Technical Officer for a $250M business unit within a large defense contractor. Eric led managed access systems, tactical cellular solutions, advanced airborne systems, and other proprietary solution technical teams. Eric heads up consulting and product management for the company.

Barry has 40 years telecommunications development experience. The last 22 years have focused on cellular infrastructure and core network development. Prior to joining SIG, Barry led development teams with a large defense contractor creating airborne and ground based tactical cellular platforms and pioneered new approaches to cellular managed access systems using small cell technology. Barry leads engineering development and execution for SIG.

Shown left to right

Burt - Sr. Systems Engineer: Burt has 13 years of experience in development and project management for government customers and ruggedized environments, including; 9 years with cellular system development and product management.

Sam - Sr Software Engineer: Sam has 18 years of experience with hardware and software development, reverse engineering, and design leadership. He has led teams developing cellular networks and solutions for the past 5 years, launching several successful products.

Sean - Sr Software Engineer: Sean brings 13 years of experience integrating and testing embedded solutions. He has a strong background with Android application and OS, virtual machine, reverse engineering, and cellular system development. A strong all-around software engineer. He has lead automated system testing designed for custom networks.

Jeremy - Software Engineer: Jeremy is a software engineer with extensive experience integrating cellular solutions using C++, Python, GNU/Linux and networking. His unique approaches to implement designs enables our team to break new ground with cellular systems, distributed computing, and networking developments.

Dan - Sr. Systems Engineer: (not shown) Dan has 12 years of experience leading cellular product develop and deployment efforts. His expertise includes wireless protocol and telcomm infrastructure solution developments. He has a strong background in both providing communications and defending cellular networks.