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The differences between auxiliary engineers and senior engineers can be seen in a few details. Each job has different responsibilities and duties. While it typically takes 1-2 years to become an auxiliary engineer, becoming a senior engineer takes usually requires 4-6 years. Additionally, a senior engineer has an average salary of $108,743, which is higher than the $73,537 average annual salary of an auxiliary engineer.
The top three skills for an auxiliary engineer include water pumps, control room and plant equipment. The most important skills for a senior engineer are java, python, and architecture.
Auxiliary engineers and senior engineers have different pay scales, as shown below.
| Auxiliary Engineer | Senior Engineer | |
| Average salary | $73,537 | $108,743 |
| Salary range | Between $41,000 And $130,000 | Between $82,000 And $144,000 |
| Highest paying City | - | San Mateo, CA |
| Highest paying state | - | California |
| Best paying company | - | Roku |
| Best paying industry | - | Start-up |
There are a few differences between an auxiliary engineer and a senior engineer in terms of educational background:
| Auxiliary Engineer | Senior Engineer | |
| Most common degree | Bachelor's Degree, 61% | Bachelor's Degree, 68% |
| Most common major | Mechanical Engineering | Electrical Engineering |
| Most common college | - | Michigan Technological University |
Here are the differences between auxiliary engineers' and senior engineers' demographics:
| Auxiliary Engineer | Senior Engineer | |
| Average age | 50 | 41 |
| Gender ratio | Male, 90.7% Female, 9.3% | Male, 89.1% Female, 10.9% |
| Race ratio | Black or African American, 9.3% Unknown, 4.5% Hispanic or Latino, 17.7% Asian, 7.6% White, 60.4% American Indian and Alaska Native, 0.5% | Black or African American, 3.1% Unknown, 4.5% Hispanic or Latino, 7.9% Asian, 17.1% White, 67.2% American Indian and Alaska Native, 0.1% |
| LGBT Percentage | 4% | 5% |