As of February 01, 2026, the average annual salary for Security Systems Technician in Illinois is $40,850, equivalent to $20 per hour, $786 weekly, or $3,404 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Security Systems Technician in cities like Santa Clara, San Jose, and Fremont.
Annually Salaries for Security Systems Technician in Illinois vary widely, spanning from $33,468 to $49,157. Most professionals fall between the 25th percentile ($36,986) and 75th percentile ($45,198), while top earners (90th percentile) make $49,157 per year. This $8,212 pay gap underscores opportunities for salary growth through certifications, specialized skills like Customer Service or Technical Documentation, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Illinois Security Systems Technician often earn 1.9% higher than national averages due to demand from Fortune 62 companies. However, Illinois currently ranks 14 nationwide for Security Systems Technician job salary. Professionals are advised to focus on high-growth sectors like Edu., Gov't. & Nonprofit to offset market challenges.
