- Valero (Charles City, IA)
- …or GED required. * Minimum of two years of experience in electrical or instrumentation maintenance and repair or associates degree (or higher) in a related field ... *About Valero Renewables - Charles City* Valero's Charles City ethanol plant is located near Charles City, Iowa, approximately...Minneapolis. The bio-refinery sits on 225 acres and started ethanol production in April 2007. The facility uses a… more