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Contract scientist vs principal scientist

The differences between contract scientists and principal scientists can be seen in a few details. Each job has different responsibilities and duties. It typically takes 2-4 years to become both a contract scientist and a principal scientist. Additionally, a principal scientist has an average salary of $119,982, which is higher than the $98,484 average annual salary of a contract scientist.

The top three skills for a contract scientist include technical reports, HPLC and chemistry. The most important skills for a principal scientist are oncology, data analysis, and drug discovery.

Contract scientist vs principal scientist overview

Contract ScientistPrincipal Scientist
Yearly salary$98,484$119,982
Hourly rate$47.35$57.68
Growth rate17%17%
Number of jobs51,77180,899
Job satisfaction--
Most common degreeBachelor's Degree, 69%Bachelor's Degree, 51%
Average age4141
Years of experience44

Contract scientist vs principal scientist salary

Contract scientists and principal scientists have different pay scales, as shown below.

Contract ScientistPrincipal Scientist
Average salary$98,484$119,982
Salary rangeBetween $68,000 And $141,000Between $84,000 And $169,000
Highest paying City-San Francisco, CA
Highest paying state-California
Best paying company-PayPal
Best paying industry-Finance

Differences between contract scientist and principal scientist education

There are a few differences between a contract scientist and a principal scientist in terms of educational background:

Contract ScientistPrincipal Scientist
Most common degreeBachelor's Degree, 69%Bachelor's Degree, 51%
Most common majorBiologyChemistry
Most common collegeUniversity of Southern CaliforniaDuke University

Contract scientist vs principal scientist demographics

Here are the differences between contract scientists' and principal scientists' demographics:

Contract ScientistPrincipal Scientist
Average age4141
Gender ratioMale, 55.1% Female, 44.9%Male, 76.8% Female, 23.2%
Race ratioBlack or African American, 6.6% Unknown, 4.2% Hispanic or Latino, 9.8% Asian, 26.2% White, 53.1% American Indian and Alaska Native, 0.1%Black or African American, 6.3% Unknown, 4.1% Hispanic or Latino, 9.6% Asian, 26.4% White, 53.4% American Indian and Alaska Native, 0.1%
LGBT Percentage8%8%

Differences between contract scientist and principal scientist duties and responsibilities

Contract scientist example responsibilities.

  • Manage data of project samples through LIMS software.
  • Manage sample inventory via in-house laboratory information management system (LIMS) and implement additional systems for sample and chemical organization.
  • Present chemistry of current and future targets at team meetings.
  • Coordinate internal blood draws to harvest serum and plasma for future testing.
  • Authenticate structure and purity of compounds by NMR, LCMS, HPLC, and CHN.
  • Complete a proprietary research project in photo-electric chemistry.
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Principal scientist example responsibilities.

  • Manage pediatric dose development project, technology transfer project and alternate API supplier qualification project on budget and on schedule
  • Provide development of and line support for assign immunoassay reagents, calibrators and controls.
  • Transfer controls to manufacturing for product launch and include all require studies, testing and documentation under GMP guidelines.
  • Maintain several lab documents for ISO certification.
  • Understand drug metabolism and pharmacokinetics and design stable molecules.
  • Image visualization and manipulation of background plates for animation and post-processing.
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Contract scientist vs principal scientist skills

Common contract scientist skills
  • Technical Reports, 12%
  • HPLC, 8%
  • Chemistry, 8%
  • Data Analysis, 8%
  • Analytical Methods, 8%
  • Western Blotting, 6%
Common principal scientist skills
  • Oncology, 7%
  • Data Analysis, 6%
  • Drug Discovery, 5%
  • GMP, 3%
  • Experimental Design, 3%
  • Clinical Trials, 3%

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