Valencia-based H2scan, which develops hydrogen sensor systems, announced Wednesday that the firm has hired on Dr. Vikas Lakhotia as its Vice President of Engineering. H2Scan said that Lakhotia joins the firm from Anadigics, Inc., and has over 14 years of engineering and research experience. H2Scan is backed by Ravinia Venture Fund and Chrysalix Energy, and is based on technology from Sandia National Laboratories.