As of May 01, 2026, the average annual salary for Plumbing Engineer in Missouri is $70,072, equivalent to $34 per hour, $1,348 weekly, or $5,839 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Plumbing Engineer in cities like San Jose, Santa Clara, and San Francisco.
Annually Salaries for Plumbing Engineer in Missouri vary widely, spanning from $51,910 to $83,216. Most professionals fall between the 25th percentile ($60,565) and 75th percentile ($76,952), while top earners (90th percentile) make $83,216 per year. This $16,387 pay gap underscores opportunities for salary growth through certifications, specialized skills like Customer Service or Repairing, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Missouri Plumbing Engineer often earn 5.0% lower than national averages due to demand from Fortune 75 companies. However, Missouri currently ranks 37 nationwide for Plumbing Engineer job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.