Engineering Office Assistant salary at Franklin County

The average engineering office assistant salary at Franklin County was $67,536 , which is 48 percent higher than the average salary for this job in Ohio, and 23 percent higher than the national average for this job . Engineering Office Assistant salaries at Franklin County typically range from $64,155 to $69,412 (25th to 75th percentile). The highest reported engineering office assistant salary was $69,412. There are 3 employees at Franklin County with the job title engineering office assistant.