Senior Network Engineer salary at Illinois State Toll Highway Authority

The average senior network engineer salary at Illinois State Toll Highway Authority was $115,269 , which is 4 percent lower than the average salary for this job in Illinois, but 20 percent higher than the national average for this job . Senior Network Engineer salaries at Illinois State Toll Highway Authority typically range from $110,000 to $120,538 (25th to 75th percentile). The highest reported senior network engineer salary was $120,538. There are 2 employees at Illinois State Toll Highway Authority with the job title senior network engineer.