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Principal Scientist Jobs (NOW HIRING)

Principal Scientist

Menlo Park, CA · On-site

$225K - $275K/yr

D.s * 90+ Disciplines * 30+ Offices globally Our Opportunity We are seeking an experienced consultant for a Principal Scientist position in our Polymers & Chemistry Practice. This position is open ...

D.s * 90+ Disciplines * 30+ Offices globally We are seeking an experienced consultant for a Principal Scientist position in our Polymers & Chemistry Practice. This position is open across all U.S ...

The principal scientist position is an on-site high impact role in the science team. Reporting to the Scientific Director and closely partnering with the Principal Investigators and Operations team ...

Purpose Statement The Principal Scientist - Dairy is a subject matter expert (SME) within the Global Toppings, Creamers, and Culinary Solutions (TCCS) Center of Excellence (COE), as part of the ...

About This Role Principal Scientists drive a research agenda and develop R&D opportunities at the intersection of Formal Methods and one or more of our four Research Areas : * Rigorous Digital ...

Principal Scientist -- Biophysics Kalamazoo, MI • Full-Time • On-Site Proteos, Inc. is a wholly owned subsidiary of NanoImaging Services, Inc. (NIS) and a trusted contract research organization ...

About This Role Principal Scientists drive a research agenda and develop R&D opportunities at the intersection of Formal Methods and one or more of our four Research Areas : * Rigorous Digital ...

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Principal Scientist information

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$68.5K

$144K

$190.5K

How much do principal scientist jobs pay per year?

As of Jun 16, 2026, the average yearly pay for principal scientist in the United States is $144,009.00, according to ZipRecruiter salary data. Most workers in this role earn between $117,500.00 and $169,000.00 per year, depending on experience, location, and employer.

What Is a Principal Scientist?

A principal scientist takes the lead in research and development on a project. Staff researchers turn to the principal scientist for guidance and direction. As a principal scientist, your job duties include developing the research strategies to be used on the project, directing the research of staff scientists assigned to the project, and monitoring the progress of the study. The principal scientist may also be required to report progress to management and the funding organization.

What is the highest paid type of scientist?

Principal scientists in specialized fields such as pharmaceuticals, biotechnology, or data science tend to be among the highest paid scientists, often earning six-figure salaries. Senior roles requiring advanced degrees, extensive experience, and leadership responsibilities typically command the highest compensation in the scientific industry.

What is the difference between Principal Scientist vs Senior Scientist?

AspectPrincipal ScientistSenior Scientist
Required CredentialsAdvanced degrees (PhD or equivalent), extensive research experienceMaster's or PhD, significant research background
Work EnvironmentLeads research projects, strategic planning, cross-functional collaborationConducts experiments, data analysis, supports project goals
Employer & Industry UsageResearch institutions, biotech, pharma, tech companiesResearch labs, R&D departments in similar industries

The main difference between a Principal Scientist and a Senior Scientist lies in their level of responsibility and scope. Principal Scientists typically lead research initiatives, set strategic directions, and have more experience, while Senior Scientists focus on executing research tasks and supporting project objectives. Both roles require advanced degrees and research expertise, but Principal Scientists hold a higher leadership and strategic role within organizations.

What does a principal scientist do?

A principal scientist leads research projects, develops scientific strategies, and oversees experimental work within their field. They analyze data, publish findings, and collaborate with cross-functional teams, often requiring advanced degrees and expertise in specific scientific areas. Their role involves guiding innovation and ensuring research aligns with organizational goals.

What are Principal Scientists?

Principal Scientists are senior-level research professionals who lead scientific projects and teams within organizations such as research institutes, pharmaceutical companies, or technology firms. They are responsible for designing experiments, overseeing research operations, mentoring junior scientists, and ensuring the quality and innovation of scientific output. Principal Scientists often serve as subject matter experts and play a key role in strategic decision-making, grant writing, and publishing research findings. Their work significantly influences the direction and success of scientific initiatives.

How much does a principal scientist make in the US?

A principal scientist in the US typically earns an average salary ranging from $110,000 to $160,000 annually, depending on experience, industry, and location. Senior roles often include additional benefits such as bonuses, stock options, and professional development opportunities.

What are the key skills and qualifications needed to thrive as a Principal Scientist, and why are they important?

To thrive as a Principal Scientist, you need advanced expertise in your scientific discipline, a doctoral degree (PhD or equivalent), and a solid track record of research accomplishments. Familiarity with specialized laboratory equipment, data analysis software, and compliance with regulatory standards is typically required. Strong leadership, project management, and communication skills are essential for mentoring teams and collaborating across departments. These competencies enable Principal Scientists to drive innovation, ensure scientific rigor, and deliver impactful research outcomes.

How much does a principal scientist get paid?

A principal scientist's salary typically ranges from $100,000 to $160,000 annually, depending on factors such as industry, location, experience, and education. They often hold advanced degrees and have extensive research or technical expertise, which can influence compensation levels.

How does a Principal Scientist typically collaborate with cross-functional teams in a research organization?

Principal Scientists often serve as key liaisons between research, development, and business units. They lead project teams, facilitate knowledge sharing, and ensure scientific strategies align with organizational goals. Collaboration may involve guiding junior scientists, working with regulatory affairs, and coordinating with manufacturing or quality assurance departments to translate research findings into practical applications. Effective communication and leadership skills are essential, as Principal Scientists must synthesize diverse perspectives to drive projects forward.
What cities are hiring for Principal Scientist jobs? Cities with the most Principal Scientist job openings:
What are the most commonly searched types of Principal Scientist jobs? The most popular types of Principal Scientist jobs are:
Who are the top companies hiring for Principal Scientist jobs? The top employers for Principal Scientist jobs are:
What states have the most Principal Scientist jobs? States with the most job openings for Principal Scientist jobs include:
What are popular job titles related to Principal Scientist jobs? For Principal Scientist jobs, the most frequently searched job titles are:
Infographic showing various Principal Scientist job openings in the United States as of June 2026, with employment types broken down into 1% As Needed, 64% Full Time, 30% Part Time, 4% Contract, and 1% Nights. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution, with an average salary of $144,009 per year, or $69.2 per hour.
Principal Scientist

Principal Scientist

Exponent Inc.

Menlo Park, CA • On-site

$225K - $275K/yr

Full-time

Retirement

Posted 7 days ago


Job description

About Exponent
Exponent is the only premium engineering and scientific consulting firm with the depth and breadth of expertise to solve our clients' most profoundly unique, unprecedented, and urgent challenges.
Our vision is to engage multidisciplinary teams of science, engineering, and regulatory experts to empower clients with solutions that create a safer, healthier, more sustainable world. For over five decades, we've connected the lessons of past failures with tomorrow's solutions to advise clients as they innovate technologically complex products and processes, ensure the safety and health of their users, and address the challenges of sustainability.
Join our team of experts with degrees from top programs at over 500 universities and extensive experience spanning a variety of industries. At Exponent, you'll contribute to the diverse pool of ideas, talents, backgrounds, and experiences that drives our collaborative teamwork and breakthrough insights. Plus, we help you grow your career through mentoring, sponsorship, and a culture of learning. Thanks for your interest in joining our team!
Key statistics:
  • 950+ Consultants
  • 640+ Ph.D.s
  • 90+ Disciplines
  • 30+ Offices globally

Our Opportunity
We are seeking an experienced consultant for a Principal Scientist position in our Polymers & ChemistryPractice. This position is open across all U.S. office locations. In this role you will lead interdisciplinary project teams that investigate and solve complex problems related to the specification, development, testing, and end-use performance of polymeric materials used in life sciences, consumer products, building and construction applications, infrastructure systems, and automotive components. Candidates must also possess excellent written and verbal communication skills and the ability to convey scientific concepts in a credible manner to diverse audiences. This position requires some travel and will involve collaborating with scientists and engineers from other Exponent offices and practices. The successful candidate will have at least 10 years of scientific or engineering consulting experience with an established book of business. The ideal candidate will cultivate relationships with existing clients, identify new business opportunities, and contribute to the continued growth of the Polymers & Chemistry Practice.
You will be responsible for
  • Leveraging deep knowledge in polymer science to address a wide range of complex challenges across diverse client sectors, delivering scientifically rigorous and impactful solutions.
  • Identifying, pursuing, and securing new client engagements by understanding emerging needs and building long-term partnerships.
  • Maintaining and growing trusted relationships with existing clients by consistently delivering high-quality work, anticipating future needs, and serving as a strategic advisor.
  • Building, managing, and empowering multidisciplinary teams, fostering a collaborative and inclusive environment that values diverse perspectives and scientific integrity.
  • Providing guidance, coaching, and professional development opportunities to technical staff, supporting their growth into future leaders and experts.
  • Ensuring successful project execution through effective planning, resource allocation, and budget management, while maintaining high standards of quality and timeliness.
  • Offer high-level scientific and strategic advice to both internal stakeholders and external clients, contributing to the firm's thought leadership and client impact.
  • Enhance the firm's visibility and credibility by publishing in peer-reviewed journals, presenting at industry conferences, leading seminars, and participating in expert advisory or technical committees.
  • Inspecting, testing and analyzing various polymeric materials to assess their specifications and/or reliability in a variety of applications from a wide range of industries
  • Performing root cause investigations on failing or underperforming materials/components by scientifically examining the development, manufacturing or end-use environment of products specified for use in the construction, medical device, consumer electronics, and automotive industries.
  • Analyzing information and conveying technical conclusions to individuals in engineering, business, law, and industry, as well as communicating testing rationale in the context of product development, product defect claims, and intellectual property disputes.

You will have the following skills and qualifications
  • PhD in Polymer Science or Materials Science with a focus on polymer structure-property-end use performance relationships
  • Minimum of 10 years of consulting experience in the polymer science or materials science space
  • Proven track record of business generation and attracting new and repeat clients or funding
  • Exceptional verbal and written communication skills, with the ability to articulate complex ideas clearly and persuasively to diverse audiences
  • Strong analytical and problem-solving skills, with the ability to interpret data, identify trends, and make informed recommendations in your scientific field
  • Outstanding reputation among clients and the scientific community for integrity, responsiveness, and technical expertise
  • Adept people management abilities coupled with extensive experience in successfully overseeing and executing complex projects
  • Strong commitment to professional development
  • This is a revenue-generating role with substantial sales expectations. This position requires achieving annual sales in excess of $1 million. Candidates must demonstrate a proven track record of managing an active client portfolio that consistently generates at least $1 million in annual revenue within industrial sectors or law firms (excluding revenue derived from government funding for academic research projects)

Applicants are encouraged to submit a CV (Curriculum Vitae) with publications (feel free to include publications that are in review or pending) [not restricted to 1 page].
Life @ Exponent
To learn more about life at Exponent and our impact, please visit the following links:
https://www.exponent.com/careers/life-exponent
https://www.exponent.com/company/our-impact
We value and encourage diversity, equity and inclusion across all facets of our firm. Having a team built of people with different backgrounds, skills and perspectives allows us to provide better value to our clients and enjoy an enriched work environment.
Our firm is committed to offering a variety of programs and resources to support health and well-being. We believe that providing competitive benefits, as well as compensation and recognition programs, empowers our staff to do work that makes a difference.
Work Environment
At Exponent, we have found that in-person interactions deepen employee engagement and are crucial for development, for realizing the full potential of our talented and diverse teams, and for building a more inclusive workplace where all have a sense of belonging. In our offices, you can expect a supportive culture and a collaborative, dynamic, multi-disciplinary work environment. Our consultants engage in-person in the office unless they are traveling for client work or other business activities.
We value the rich lives our colleagues enjoy outside of work and understand that work/life balance is critical to our employees and their well-being. Consultants have the autonomy to balance their work and personal schedules so you can meet with clients, visit inspection sites, attend conferences, and make time for priorities outside of work, too. It is this flexible, agile work style and working hours that allow our teams to drive innovation and results in their own ways, while meeting the needs of clients. #LI-Onsite
Compensation
Our consultants are rewarded for their technical and business contributions and have an opportunity to plan for future success and career growth. Exponent's total compensation plan is consistent with its expectations of the quality and quantity of work performed and with the professional standards set by Exponent. At the Manager level and above, total compensation includes base salary, annual bonus, and 401(k) employer contribution of 7% of base salary.
The base salary range for this position is depending on experience and capabilities which will be assessed during the interview process.
Salary Range
USD $225,000.00 - USD $275,000.00 /Yr.
Benefits you will enjoy
Access benefits information on our Life @ Exponent page:
https://www.exponent.com/careers/life-exponent
Exponent is a proud equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, veteran status, disability, sexual orientation, gender identity, or any other protected status.
If you need assistance or accommodation due to a disability, you may email us at HR-Accommodations@exponent.com.
Job Locations
US-CA-Menlo Park
US-GA-Atlanta
US-TX-Austin
US-CA-Los Angeles
US-IL-Chicago
US-MD-Bowie
US-MA-Natick
US-AZ-Phoenix
US-CO-Denver
US-PA-Philadelphia
US-WA-Seattle...