MKS Instruments, Inc. announced that Dr. Vikram Singh has joined the company as Vice President and General Manager, Plasma & Reactive Gas Solutions and Power Solutions Business Units within the Vacuum and Analysis Division. Dr. Singh brings to the company over 20 years of technical and business experience in the materials technology industries including semiconductor, solar and LED. Dr. Singh was most recently at Applied Materials, Inc. as Managing Director of New Business and Technology Development. Prior to his position at Applied Materials, he was Executive Vice President and General Manager of the Photovoltaics Business Unit at GT Advanced Technologies, Inc.