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Human Factors Principal Scientist; Ph.D. or M.A​/M.S

Job in Phoenix, Maricopa County, Arizona, 85003, USA
Listing for: Exponent
Full Time position Listed on 2026-11-15
Job specializations:
Salary/Wage Range or Industry Benchmark: 233000 - 295000 USD Yearly USD 233000.00 295000.00 YEAR

Job Description & How to Apply Below

Human Factors Principal Scientist (Ph.D. or M.A./M.S.) Job Details

:

Location:

US-CA-Menlo Park

Practice:
Human Factors

Position Type:
Full-time

Posted Salary Range: USD $ - USD $ /Yr.

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 currently seeking a Principal Scientist to join our Human Factors Practice in Farmington Hills, MI, Menlo Park, CA, Philadelphia, PA, Phoenix, AZ, or Tampa, FL. Other locations may be considered. In this role, you will lead complex technical investigations, provide strategic guidance to clients, and develop innovative approaches to understanding human behavior, decision-making, performance, and interaction with products, systems, and environments.

You will work at the intersection of science, safety, engineering, and litigation, applying rigorous human factors methodologies to help clients solve challenging problems involving product design, accidents, workplace safety, transportation systems, consumer products, medical devices, and emerging technologies.

As a senior technical leader, you will be responsible for generating new business opportunities, mentoring junior staff, publishing thought leadership, and serving as a trusted advisor to clients across a diverse set of industries.

You will be responsible for

Technical Leadership

  • Lead multidisciplinary investigations involving human performance, perception, cognition, attention, decision-making, ergonomics, and human behavior
  • Design and oversee human factors studies, experiments, simulations, evaluations, and risk assessments
  • Apply scientific methods to evaluate accident causation, product use, warnings and instructions, workplace safety, transportation systems, and consumer interactions
  • Direct project teams conducting data collection, analysis, and interpretation
  • Develop defensible technical opinions supported by scientific evidence and industry standards
  • Evaluate emerging technologies and their interaction with human users, including automation, autonomous systems, connected products, and AI-enabled technologies

Client Service & Consulting

  • Serve as principal investigator and trusted advisor for key clients
  • Lead large, complex engagements from scoping through final deliverables
  • Present findings to executive leadership, legal counsel, regulators, insurers, and technical stakeholders
  • Translate complex technical concepts into clear and actionable recommendations

Litigation & Expert Support

  • Evaluate human performance issues associated with accidents, incidents, and product liability matters
  • Develop expert analyses and reports
  • Support deposition and trial activities
  • Serve as an expert witness in…
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