As of July 01, 2026, the average annual salary for Senior Engineering Technician in Illinois is $69,764, equivalent to $34 per hour, $1,342 weekly, or $5,814 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Senior Engineering Technician in cities like San Jose, Santa Clara, and San Francisco.
Annually Salaries for Senior Engineering Technician in Illinois vary widely, spanning from $56,874 to $79,736. Most professionals fall between the 25th percentile ($63,017) and 75th percentile ($74,984), while top earners (90th percentile) make $79,736 per year. This $11,967 pay gap underscores opportunities for salary growth through certifications, specialized skills like Customer Service or Preventive Maintenance, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Illinois Senior Engineering Technician often earn 1.9% higher than national averages due to demand from Fortune 71 companies. However, Illinois currently ranks 14 nationwide for Senior Engineering Technician job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.
