In April 2013, two California Companies, Grafil, a carbon fiber manufacturer in Sacramento and Newport Adhesives and Composites, a prepreg manufacturer in Irvine, were merged to create Mitsubishi Rayon Carbon Fiber and Composites (MRCFAC); then in 2017, we re-branded to MCCFC. The Senior Maintenance Technician performs advanced maintenance, troubleshooting, repair, installation, and facility support activities for manufacturing equipment, utilities, buildings, and infrastructure systems while supporting safe and reliable plant operations.