The salary trajectory of a a Client Support Engineer ranges between locations and employers. The salary starts at $0 per year (estimate) and goes up to $112,295 per year (estimate) for the highest level of seniority.
The estimated average salary for a Client Support Engineer at FactSet is $89,589 per year or $43 per hour, but some professionals have reported earning up to roughly $93,558 per year (90th percentile). The typical pay range is between $85,620 (25th percentile) and $93,558 (75th percentile) annually. This is based on 1 salaries submitted by FactSet Client Support Engineer professionals on Glassdoor, as of July 2026.