Expert knowledge in cost elements, cost dimensions, cost classifications, cost types (material, equipment, labor, overhead and profit), subcontract and purchased costs, pricing strategies, development of code of accounts, quantification, estimating factors, ratios and indices, product and project costs. May lead projects and/or project teams (including assigning work, reviewing progress, and evaluating results), mentor, provide guidance and technical direction to less experienced engineering and technical staff, including the provision of input in performance evaluations, but is not responsible for supervising anyone.