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The differences between principal process engineers and supplier quality engineers can be seen in a few details. Each job has different responsibilities and duties. It typically takes 2-4 years to become both a principal process engineer and a supplier quality engineer. Additionally, a principal process engineer has an average salary of $126,348, which is higher than the $83,182 average annual salary of a supplier quality engineer.
The top three skills for a principal process engineer include process engineering, continuous improvement and engineering design. The most important skills for a supplier quality engineer are sigma, ISO, and PPAP.
| Principal Process Engineer | Supplier Quality Engineer | |
| Yearly salary | $126,348 | $83,182 |
| Hourly rate | $60.74 | $39.99 |
| Growth rate | 10% | 10% |
| Number of jobs | 82,358 | 76,104 |
| Job satisfaction | - | - |
| Most common degree | Bachelor's Degree, 73% | Bachelor's Degree, 68% |
| Average age | 42 | 42 |
| Years of experience | 4 | 4 |
A Principal Process Engineer is responsible for analyzing process technologies and proposal support for the engineering activities of the organization. They may work in various industries, such as chemical, petrochemical, agriculture, software development, and biotechnological.
A Supplier Quality Engineer ensures that the supplier's quality standards are in accordance with the requirement of the organization. They also report supplier performance and quality to management.
Principal process engineers and supplier quality engineers have different pay scales, as shown below.
| Principal Process Engineer | Supplier Quality Engineer | |
| Average salary | $126,348 | $83,182 |
| Salary range | Between $93,000 And $171,000 | Between $64,000 And $107,000 |
| Highest paying City | Tucson, AZ | Foster City, CA |
| Highest paying state | Arizona | California |
| Best paying company | Meta | |
| Best paying industry | Finance | Professional |
There are a few differences between a principal process engineer and a supplier quality engineer in terms of educational background:
| Principal Process Engineer | Supplier Quality Engineer | |
| Most common degree | Bachelor's Degree, 73% | Bachelor's Degree, 68% |
| Most common major | Chemical Engineering | Mechanical Engineering |
| Most common college | University of Michigan - Ann Arbor | Northwestern University |
Here are the differences between principal process engineers' and supplier quality engineers' demographics:
| Principal Process Engineer | Supplier Quality Engineer | |
| Average age | 42 | 42 |
| Gender ratio | Male, 84.4% Female, 15.6% | Male, 80.5% Female, 19.5% |
| Race ratio | Black or African American, 4.3% Unknown, 3.9% Hispanic or Latino, 10.6% Asian, 15.7% White, 65.3% American Indian and Alaska Native, 0.2% | Black or African American, 4.7% Unknown, 3.9% Hispanic or Latino, 11.5% Asian, 11.7% White, 68.1% American Indian and Alaska Native, 0.2% |
| LGBT Percentage | 4% | 4% |