System Technician salary at Illinois State Toll Highway Authority

The average system technician salary at Illinois State Toll Highway Authority was $80,244 , which is 46 percent higher than the average salary for this job in Illinois, and 50 percent higher than the national average for this job . System Technician salaries at Illinois State Toll Highway Authority typically range from $78,586 to $81,901 (25th to 75th percentile). The highest reported system technician salary was $81,901. There are 2 employees at Illinois State Toll Highway Authority with the job title system technician.