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The differences between sewer maintenance supervisors and contractor assistants can be seen in a few details. Each job has different responsibilities and duties. It typically takes More than 10 years to become both a sewer maintenance supervisor and a contractor assistant. Additionally, a sewer maintenance supervisor has an average salary of $52,273, which is higher than the $39,453 average annual salary of a contractor assistant.
The top three skills for a sewer maintenance supervisor include sewer lines, safety procedures and collection systems. The most important skills for a contractor assistant are drywall installation, purchase orders, and administrative tasks.
Sewer maintenance supervisors and contractor assistants have different pay scales, as shown below.
| Sewer Maintenance Supervisor | Contractor Assistant | |
| Average salary | $52,273 | $39,453 |
| Salary range | Between $31,000 And $88,000 | Between $33,000 And $46,000 |
| Highest paying City | - | San Francisco, CA |
| Highest paying state | - | Illinois |
| Best paying company | - | University of California, Berkeley |
| Best paying industry | - | Construction |
There are a few differences between a sewer maintenance supervisor and a contractor assistant in terms of educational background:
| Sewer Maintenance Supervisor | Contractor Assistant | |
| Most common degree | High School Diploma, 49% | Bachelor's Degree, 50% |
| Most common major | Liberal Arts | Business |
| Most common college | - | - |
Here are the differences between sewer maintenance supervisors' and contractor assistants' demographics:
| Sewer Maintenance Supervisor | Contractor Assistant | |
| Average age | 46 | 46 |
| Gender ratio | Male, 97.6% Female, 2.4% | Male, 68.2% Female, 31.8% |
| Race ratio | Black or African American, 5.9% Unknown, 3.9% Hispanic or Latino, 22.2% Asian, 1.5% White, 65.5% American Indian and Alaska Native, 1.1% | Black or African American, 5.6% Unknown, 3.9% Hispanic or Latino, 22.5% Asian, 1.4% White, 65.4% American Indian and Alaska Native, 1.1% |
| LGBT Percentage | 2% | 2% |