As of September 01, 2026, the average annual salary for Marine Science Technician in Illinois is $62,673, equivalent to $30 per hour, $1,205 weekly, or $5,223 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Marine Science Technician in cities like San Jose, Santa Clara, and San Francisco.
Annually Salaries for Marine Science Technician in Illinois vary widely, spanning from $41,404 to $88,843. Most professionals fall between the 25th percentile ($51,540) and 75th percentile ($76,372), while top earners (90th percentile) make $88,843 per year. This $24,832 pay gap underscores opportunities for salary growth through certifications, specialized skills like or , or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Illinois Marine Science Technician often earn 1.9% higher than national averages due to demand from Fortune 77 companies. However, Illinois currently ranks 14 nationwide for Marine Science Technician job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.
