The average office staff salary at Sewer was $100,101 , which is 96 percent higher than the average salary for this job in New York, and 193 percent higher than the national average for this job . Office Staff salaries at Sewer typically range from $69,417 to $120,771 (25th to 75th percentile). The highest reported office staff salary was $159,449. There are 6 employees at Sewer with the job title office staff.