Symmetricom, manufacturer of atomic clocks, network synchronization tools and timing products, has appointed James Armstrong to be vice president of engineering at the company’s Telecom Solutions Division in San Jose, Calif. In addition to his bachelor’s in electrical engineering and computer science from Princeton, Armstrong holds a Ph.D. in electrical engineering from Purdue University. Prior to joining Symmetricom, he was president of Movidis, a privately held company that develops high-performance networking equipment.