Molders, Shapers, and Casters, Except Metal and Plastic vs. First-Line Supervisors of Production and Operating Workers: Salary Comparison (2026)

Molders, Shapers, and Casters, Except Metal and Plastics earn a median salary of $45,690/year, while First-Line Supervisors of Production and Operating Workerss earn $71,190/year - a difference of $25,500. First-Line Supervisors of Production and Operating Workerss earn more on average. Both salaries are based on national BLS data.