Lean Manufacturing and Six Sigma credentials are among the most valued qualifications for industrial engineers. List your certification level — Yellow, Green, or Black Belt — along with the certifying body and year earned. If you've completed multiple improvement projects using DMAIC or DMADV, mention the methodology explicitly in your bullet points to signal applied expertise.

Industrial engineering is a data-driven field and every project should have a measurable outcome. Convert your work into numbers: 'Reduced cycle time by X%,' 'Saved $X annually,' 'Increased throughput by X units per shift.' If you don't have precise figures, estimate conservatively and note that they are approximate. Vague claims like 'improved efficiency' are the single biggest weakness in IE resumes.

Modern industrial engineers use simulation tools to model process changes before implementation. List any simulation, statistical, or plant design software you use — Arena, FlexSim, Minitab, or AutoCAD for facility layouts. Software proficiency signals that you approach optimization analytically rather than intuitively.