As of June 01, 2026, the average annual salary for plastics engineering in Missouri is $91,599, equivalent to $44 per hour, $1,762 weekly, or $7,633 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for plastics engineering in cities like San Jose, Santa Clara, and San Francisco.
Annually Salaries for plastics engineering in Missouri vary widely, spanning from $79,815 to $106,906. Most professionals fall between the 25th percentile ($85,431) and 75th percentile ($99,611), while top earners (90th percentile) make $106,906 per year. This $14,180 pay gap underscores opportunities for salary growth through certifications, specialized skills like Analysis or Design Engineering, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Missouri plastics engineering often earn 5.0% lower than national averages due to demand from Fortune 58 companies. However, Missouri currently ranks 37 nationwide for plastics engineering job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.
