Top 16 Principal scientist Jobs in Diamond Bar, Ca

Principal Scientist
Kerr —Pomona, CA
- $120,000 - $160,000 a year
- Hybrid work
- Microsoft Excel
- Doctoral degree
- English
- Paid holidays
- Disability insurance
Principal Investigator
Flourish Research —Covina, CA
- $300,000 - $350,000 a year
- Full-time
- Nursing
- Medicine
- HIPAA
- Paid holidays
- Disability insurance
Quick Apply
3d
Principal Applied Scientist Perception, Compass
Amazon.com LLC —Pasadena, CA
- $198,900 - $269,000 a year
- Full-time
- Management
- Computer Science
- System design
- AD&D insurance
- Health insurance
Principal Investigator-Psychiatrist
Collaborative Neuroscience Research, LLC —Garden Grove, CA
- $250,000 - $350,000 a year
- On call
- Medicine
- Psychiatry
- Writing skills
- Health insurance
- Dental insurance
Quick Apply
Principal Air Quality Chemist
South Coast Air Quality Management District —Diamond Bar, CA
- $117,094.95 - $166,105.90 a year
- Online Application
- Clean driving record
- Analysis skills
- Bachelor's degree
- Paid jury duty
- Health savings account
8d
Senior Hydrogeologist / Principal Hydrogeologist
Orange County Water District —Fountain Valley, CA
- $155,168 - $213,304 a year
- Full-time
- Background check
- Office
- 3 years
Principal Biostatistician
Edwards Lifesciences —Irvine, CA
- $132,000 - $186,000 a year
- Full-time
- Analysis skills
- Doctor of Philosophy
- Senior level
4d
Principal Machine Learning Researcher (Physical AI)
Freeform —Los Angeles, CA
- $200,000 - $400,000 a year
- Full-time
- 5 years
- System design
- Doctor of Philosophy
- Paid parental leave
- Paid holidays
Quick Apply
Dermatology Principal Investigator (Contract/1099)
Carbon Health Technologies Inc —Los Angeles, CA
- $300 an hour
- Contract
- Medicine
- BC/BE
- Clinic experience
Quick Apply
Senior Principal Biostatistician (Epidemiology)
Edwards Lifesciences —Irvine, CA
- $151,000 - $215,000 a year
- Full-time
- Master's degree
- Analysis skills
- Bachelor's degree
Principal (Labor & Employment practice)
Charles River Associates —Los Angeles, CA
- $175,000 - $250,000 a year
- 5 years
- Office
- Finance
- Commuter assistance
- Paid parental leave
Senior Principal Algorithm Software Systems Engineer
Leonardo DRS —Cypress, CA
- $150,452 - $233,578 a year
- 6 years
- Computer Science
- Master's degree
- Paid parental leave
- Health savings account
Principal Investigator, Dermatology
Kinetic Clinical Research —Anaheim, CA
- $200 - $300 an hour
- Per diem
- Medicine
- BC/BE
- Senior level
- Profit sharing
Quick Apply
Principal Investigator, Gastroenterology
Kinetic Clinical Research —Anaheim, CA
- $250 - $300 an hour
- Part-time
- Medicine
- BC/BE
- Senior level
- Profit sharing
Quick Apply
Principal Toxicologist
Altria —United States
- $119,600 - $173,450 a year
- 5 years
- Analysis skills
- Presentation skills
- Profit sharing
- Paid parental leave

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Principal Scientist

Kerr -
Pomona, CA

Apply Now

Job Details

$120,000 - $160,000 a year

Benefits

Paid holidays
Disability insurance
Health insurance
Dental insurance
Paid time off
Vision insurance
401(k) matching

Qualifications

Microsoft Excel
GLP
Quality control product testing
English
Task prioritization
Physical analysis
Chemical analysis
Productivity software

Full Job Description

United States of America, California, Pomona

R5026408

United States of America

Science

Job description

The Principal Scientist serves as a subject matter expert and technical leader, driving innovation and high-impact research and development initiatives across dental chemical consumables. This role identifies and evaluates emerging technologies, translates them into commercially viable products, and leads complex experimental design and execution to validate product performance, reliability, and shelf life. Operating with a high degree of independence, the Principal Scientist leads new product development and lifecycle management efforts, contributes to strategic roadmap planning, and ensures adherence to design control, risk management, and quality standards. Additionally, the role mentors junior scientists, fosters continuous improvement in laboratory practices, and represents R&D in cross-functional activities to support successful product launches and sustained product excellence.

Essential Duties and Responsibilities:

Actively seeks new technologies, and product features as part of innovation activities for the assigned product category and other dental chemical consumables products that could translate into new product offering.
Creates research activities outline (design of experiments) and schedules according to company’s timetable and establishes daily or weekly routines necessary to meet project timetable.
Exhibits deep knowledge and understanding (Subject Matter Expert /SME) of the assigned category and at least two adjacent categories.
Provides input and support in the planning strategic roadmap across all product categories.
Independently leads R&D activities as part of design control/design change project within assigned or adjacent product categories.
Leads and/or executes experiments that scientifically confirm product performance, reliability, and shelf life.
Leads NPD feasibility work and provide support on sustaining project at high complexity.
Expected to participate with significant contribution in at least a combination of four product launches and/or life-cycle management (sustaining) projects with high impact/complexity level or applied innovation of at least one new technology platform in commercial product.
Maintains proficiency in NPD tollgate and design change to independently prepare and execute activities (example: test methods, design verification protocol and report, ECR memo, etc.)
Represents R&D in product risk management activities (documentation of risk identification, mitigation verification, etc.)
Applies good laboratory practices.
Identifies deficiencies and modifies/improves existing procedures.
Applies scientific theory to reach conclusions based on data analysis.
Provides mentoring/coaching to research associates, research chemists, and junior scientists.
Complies with all company policies and procedures including quality, complaint handling, and safety.
Perform additional responsibilities as assigned.

Job requirements

REQUIRED:

Doctoral degree in chemistry, polymer, or related fields required. OR
10+ years of research in the medical device industry with at least 4+ years in the dental industry.
Ability to work onsite five days per week.
Skilled in conducting standard chemical or physical testing.
Expertise in conducting various material testing (chemical and physical).
Experience in applying good laboratory practices.
Proficient with Microsoft Office including Word and Excel.
Effective verbal and written communication skills in English.
Good interpersonal and collaborative skills.
Strong organizational and time management skills.
Ability to prioritize.

LOCATION:

In-office 5-days per week
Pomona, CA

Physical Demands: Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.

Works in a chemical laboratory and/or manufacturing environment with the required Personal Protection Equipment (PPE).
Works in the presence of human and animal teeth.
Frequently uses hands and fingers.
Occasionally reaches up/down with arms.
Occasionally bends and stoops.
Occasionally walks and stands.
Occasionally sits.
Occasionally lifts and carries up to 15 lbs.

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Target Market Salary Range:

Actual compensation packages take into account a wide range of factors that are unique to each candidate, including but not limited to geographic location; skill sets; relevant education and certifications; depth of experience; performance; and other business and organizational needs. The disclosed reasonable estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled. At Envista, it is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the facts and circumstances of each case. The total compensation package for this position may also include an annual performance bonus, medical/dental/vision benefits, 401K match, and/or other applicable compensation plans.

$120,000 - $160,000

Operating Company:

Kerr

Envista and its family of companies (Envista) will not accept unsolicited resumes from any source other than directly from a candidate. Envista will consider unsolicited referrals and/or resumes submitted by vendors such as search firms, staffing agencies, professional recruiters, fee-based referral services and recruiting agencies (Agency) to have been referred by the Agency free of charge and Envista will not pay a fee for any placement resulting from the receipt such unsolicited resumes. An Agency must obtain advance written approval from Envista's internal Talent Acquisition or Human Resources team to submit resumes, and then only in conjunction with a valid fully-executed contract approved by the Global Talent Acquisition leader and in response to a specific job opening. Envista will not pay a fee to any Agency that does not have such agreement and written approval in place.

Envista and all Envista Companies are equal opportunity employers that evaluate qualified applicants without regard to race, color, national origin, religion, sex, age, marital status, disability, veteran status, sexual orientation, gender identity, or other characteristics protected by law. The “EEO is the Law” poster is available at: https://www.dol.gov/sites/dolgov/files/ofccp/regs/compliance/posters/pdf/eeopost.pdf

Kerr

Operating Company:

Kerr

Location:

United States of America, California, Pomona

Date Posted:

June 1 , 2026

Req Number:

R5026408

Benefits

Caring for our employees and their families

Health & Wellbeing

We offer comprehensive programs designed to support the health and wellbeing of our employees and their families. From medical coverage to wellness resources, we prioritize helping our people thrive both physically and mentally.

Retirement & Financial Benefits

We are committed to supporting our employees’ financial wellbeing—today and in the future. Our competitive compensation and retirement or savings programs are designed to help employees build financial confidence at every stage of their careers.

Life & Disability Insurance

We provide benefits that help protect employees and their loved ones when it matters most. Depending on location, our life and disability programs offer valuable financial security and added peace of mind during unexpected life events.

Paid Time Off

We know that time away from work is essential for rest, balance, and personal priorities. Our paid time off, holidays, and leave programs are designed to give employees the flexibility to recharge and take care of what matters most.

Learning & Career Development

We believe in investing in our people. Through learning opportunities, development programs, and career growth pathways, we empower employees to build meaningful careers and continue growing with us.

Our hiring process

At Envista, we’re committed to helping you feel conﬁdent and prepared every step of the way. Our interview guide will walk you through what to expect, how to showcase your strengths, and how you can make an impact by helping us champion dental professionals and improve lives.

1. Application Review

After you apply, our team will review your experience and qualifications. If your background aligns with the role, a recruiter will reach out to discuss the opportunity and next steps.

2. Interviews

You’ll meet with members of the hiring team to learn more about the role and share your experience. Depending on the position, this may include multiple conversations focused on your skills, experience, and how you can make an impact.

3. Offer Decision

If selected, you’ll receive an offer outlining compensation, benefits, and other details. Our team will guide you through the process and answer any questions to help you make an informed decision.

4. Onboarding

Once you join, we’ll support your transition with onboarding resources and guidance to help you get started and feel connected from day one.

Apply Now

Refine Your Search

principal scientist jobs in diamond bar, ca

Principal Scientist

Principal Investigator

Principal Applied Scientist Perception, Compass

Principal Investigator-Psychiatrist

Principal Air Quality Chemist

Senior Hydrogeologist / Principal Hydrogeologist

Principal Biostatistician

Principal Machine Learning Researcher (Physical AI)

Dermatology Principal Investigator (Contract/1099)

Senior Principal Biostatistician (Epidemiology)

Principal (Labor & Employment practice)

Senior Principal Algorithm Software Systems Engineer

Principal Investigator, Dermatology

Principal Investigator, Gastroenterology

Principal Toxicologist

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