Space Imaging announced Aug. 22 that Jim Youker has returned to the company as executive director of U.S. government and North American sales.

Most recently, Youker, who has more than 20 years of experience in the aerospace industry, served as director of sales and marketing for Earth Satellite Corp. Prior to that, he was the director of defense programs at Space Imaging. He also has led Space Imaging’s product management and marketing departments.