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The differences between senior principal scientists and quality control analysts can be seen in a few details. Each job has different responsibilities and duties. Additionally, a senior principal scientist has an average salary of $119,042, which is higher than the $59,217 average annual salary of a quality control analyst.
The top three skills for a senior principal scientist include chemistry, drug discovery and java. The most important skills for a quality control analyst are QC, lab equipment, and microbiology.
| Senior Principal Scientist | Quality Control Analyst | |
| Yearly salary | $119,042 | $59,217 |
| Hourly rate | $57.23 | $28.47 |
| Growth rate | 17% | 9% |
| Number of jobs | 85,334 | 85,546 |
| Job satisfaction | - | - |
| Most common degree | Bachelor's Degree, 52% | Bachelor's Degree, 70% |
| Average age | 41 | 38 |
| Years of experience | 4 | - |
A Senior Principal Scientist is focused on providing technical and scientific expertise in a specific field. They conduct quantitative and qualitative research to enhance existing products or develop new ones.
Quality assurance representatives are professionals who are responsible for ensuring the quality of units produced or manufactured is following the standards set by the industry. These representatives supervise the entire production process to identify erroneous methods or tools being used by workers and observing produced for visible defects. They are required to perform various tests to check for the durability of the product and other desirable characteristics. Quality assurance representatives must also collaborate with the manufacturing engineer to implement quality control programs and preparing training manuals and quality guidelines.
Senior principal scientists and quality control analysts have different pay scales, as shown below.
| Senior Principal Scientist | Quality Control Analyst | |
| Average salary | $119,042 | $59,217 |
| Salary range | Between $83,000 And $169,000 | Between $40,000 And $86,000 |
| Highest paying City | San Francisco, CA | Raleigh, NC |
| Highest paying state | California | North Carolina |
| Best paying company | Amazon | Barclays |
| Best paying industry | Technology | Manufacturing |
There are a few differences between a senior principal scientist and a quality control analyst in terms of educational background:
| Senior Principal Scientist | Quality Control Analyst | |
| Most common degree | Bachelor's Degree, 52% | Bachelor's Degree, 70% |
| Most common major | Chemistry | Biology |
| Most common college | Duke University | Stanford University |
Here are the differences between senior principal scientists' and quality control analysts' demographics:
| Senior Principal Scientist | Quality Control Analyst | |
| Average age | 41 | 38 |
| Gender ratio | Male, 80.3% Female, 19.7% | Male, 45.7% Female, 54.3% |
| Race ratio | Black or African American, 6.3% Unknown, 4.1% Hispanic or Latino, 9.5% Asian, 26.5% White, 53.6% American Indian and Alaska Native, 0.1% | Black or African American, 9.5% Unknown, 6.2% Hispanic or Latino, 16.8% Asian, 12.8% White, 53.7% American Indian and Alaska Native, 1.1% |
| LGBT Percentage | 8% | 8% |