As of October 01, 2026, the average annual salary for Information System Technician in Illinois is $55,314, equivalent to $27 per hour, $1,064 weekly, or $4,610 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Information System Technician in cities like San Jose, Santa Clara, and San Francisco.
Annually Salaries for Information System Technician in Illinois vary widely, spanning from $45,694 to $65,817. Most professionals fall between the 25th percentile ($50,279) and 75th percentile ($60,812), while top earners (90th percentile) make $65,817 per year. This $10,533 pay gap underscores opportunities for salary growth through certifications, specialized skills like Troubleshooting or Help Desk, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Illinois Information System Technician often earn 1.9% higher than national averages due to demand from Fortune 61 companies. However, Illinois currently ranks 14 nationwide for Information System Technician job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.
