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The differences between principal engineers and principle engineers can be seen in a few details. Each job has different responsibilities and duties. It typically takes 4-6 years to become both a principal engineer and a principle engineer. Additionally, a principal engineer has an average salary of $130,213, which is higher than the $126,143 average annual salary of a principle engineer.
The top three skills for a principal engineer include java, architecture and python. The most important skills for a principle engineer are architecture, java, and R.
| Principal Engineer | Principle Engineer | |
| Yearly salary | $130,213 | $126,143 |
| Hourly rate | $62.60 | $60.65 |
| Growth rate | 2% | 2% |
| Number of jobs | 312,683 | 158,235 |
| Job satisfaction | - | - |
| Most common degree | Bachelor's Degree, 66% | Bachelor's Degree, 67% |
| Average age | 41 | 41 |
| Years of experience | 6 | 6 |
Principal engineers and principle engineers have different pay scales, as shown below.
| Principal Engineer | Principle Engineer | |
| Average salary | $130,213 | $126,143 |
| Salary range | Between $95,000 And $177,000 | Between $92,000 And $171,000 |
| Highest paying City | San Mateo, CA | San Francisco, CA |
| Highest paying state | California | California |
| Best paying company | Grubhub | The Walt Disney Company |
| Best paying industry | Telecommunication | Finance |
There are a few differences between a principal engineer and a principle engineer in terms of educational background:
| Principal Engineer | Principle Engineer | |
| Most common degree | Bachelor's Degree, 66% | Bachelor's Degree, 67% |
| Most common major | Electrical Engineering | Electrical Engineering |
| Most common college | Michigan Technological University | Massachusetts Institute of Technology |
Here are the differences between principal engineers' and principle engineers' demographics:
| Principal Engineer | Principle Engineer | |
| Average age | 41 | 41 |
| Gender ratio | Male, 92.6% Female, 7.4% | Male, 94.5% Female, 5.5% |
| Race ratio | Black or African American, 3.1% Unknown, 4.5% Hispanic or Latino, 7.8% Asian, 16.6% White, 67.9% American Indian and Alaska Native, 0.1% | Black or African American, 3.1% Unknown, 4.5% Hispanic or Latino, 7.9% Asian, 17.0% White, 67.4% American Indian and Alaska Native, 0.1% |
| LGBT Percentage | 5% | 5% |