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Principal scientist vs assistant research scientist

The differences between principal scientists and assistant research scientists can be seen in a few details. Each job has different responsibilities and duties. While it typically takes 2-4 years to become a principal scientist, becoming an assistant research scientist takes usually requires 1-2 years. Additionally, a principal scientist has an average salary of $119,982, which is higher than the $62,780 average annual salary of an assistant research scientist.

The top three skills for a principal scientist include oncology, data analysis and drug discovery. The most important skills for an assistant research scientist are research projects, data collection, and data analysis.

Principal scientist vs assistant research scientist overview

Principal ScientistAssistant Research Scientist
Yearly salary$119,982$62,780
Hourly rate$57.68$30.18
Growth rate17%17%
Number of jobs80,89988,786
Job satisfaction--
Most common degreeBachelor's Degree, 51%Bachelor's Degree, 62%
Average age4138
Years of experience42

What does a principal scientist do?

A Principal Scientist is focused on leading scientific teams and conducting research. They ensure that their teams have the resources to properly perform research tasks.

What does an assistant research scientist do?

An Assistant Research Scientist assists in planning, conducting, and analyzing various research projects. They also order and manage lab inventory, materials, and equipment.

Principal scientist vs assistant research scientist salary

Principal scientists and assistant research scientists have different pay scales, as shown below.

Principal ScientistAssistant Research Scientist
Average salary$119,982$62,780
Salary rangeBetween $84,000 And $169,000Between $43,000 And $89,000
Highest paying CitySan Francisco, CASan Francisco, CA
Highest paying stateCaliforniaMassachusetts
Best paying companyPayPalUniversity of California
Best paying industryFinanceEducation

Differences between principal scientist and assistant research scientist education

There are a few differences between a principal scientist and an assistant research scientist in terms of educational background:

Principal ScientistAssistant Research Scientist
Most common degreeBachelor's Degree, 51%Bachelor's Degree, 62%
Most common majorChemistryBiology
Most common collegeDuke UniversityHarvard University

Principal scientist vs assistant research scientist demographics

Here are the differences between principal scientists' and assistant research scientists' demographics:

Principal ScientistAssistant Research Scientist
Average age4138
Gender ratioMale, 76.8% Female, 23.2%Male, 55.6% Female, 44.4%
Race ratioBlack 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%Black or African American, 8.6% Unknown, 6.0% Hispanic or Latino, 15.3% Asian, 16.7% White, 52.4% American Indian and Alaska Native, 1.0%
LGBT Percentage8%8%

Differences between principal scientist and assistant research scientist duties and responsibilities

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.
  • Show more

Assistant research scientist example responsibilities.

  • Lead a group of four employees in optimizing DNA purification technologies for production DNA sequencing.
  • Evaluate patients' study eligibility via medical history, obtain informed consent, enroll patients, and achieve enrollment quotas.
  • Experience in SAS programming in biomedical research.
  • Prepare salivary samples for Cortisol ELISA assays.
  • Gather and code quantitative and qualitative data using SPSS and Atlas.ti.
  • Standardize assays to elucidate the mechanism of action of lead molecules.
  • Show more

Principal scientist vs assistant research scientist skills

Common principal scientist skills
  • Oncology, 7%
  • Data Analysis, 6%
  • Drug Discovery, 5%
  • GMP, 3%
  • Experimental Design, 3%
  • Clinical Trials, 3%
Common assistant research scientist skills
  • Research Projects, 8%
  • Data Collection, 7%
  • Data Analysis, 6%
  • Lab Equipment, 4%
  • Cell Culture, 4%
  • Chemistry, 4%

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