Understanding of problem-solving methodologies used in determining root cause and formulating corrective action(s) - i.e., thought maps, 8D, root cause analysis, Process Failure Mode Effect Analysis, control charts, Pareto charts, A3s, etc. RS Logix 5, RS Logix 500, RS Logix 5000, Studio 5000, FactoryTalk View ME, FactoryTalk SE, VB6, NI LabVIEW and NI Test Stand.