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Full Time R&D Scientist Jobs in California (NOW HIRING)

Relentless Health, Inc.

Scientist I/II

Menlo Park, CA · On-site

$120K - $160K/yr

R & D group FLSA Status: Exempt Location: Menlo Park, CA Salary Range: $120,000 - $160,000 per annum Reports to: Chief Science Officer Scope of Job Job Summary: This Scientist I/II position will ...

Substrate

Research Scientist, AI

San Francisco, CA · On-site

$150K - $275K/yr

... R&D. Responsibilities * Integrate machine learning techniques to accelerate scientific simulations, modeling, and computational workflows * Develop AI-augmented tools for materials science, device ...

Relentless Health, Inc.

Scientist I/II

Menlo Park, CA · On-site

$120K - $160K/yr

R & D group FLSA Status: Exempt Location: Menlo Park, CA Salary Range: $120,000 - $160,000 per annum Reports to: Chief Science Officer Scope of Job Job Summary: This Scientist I/II position will ...

Benchling

Product Marketing Manager

San Francisco, CA · On-site

$171K - $250K/yr

Benchling is the AI platform for biotech R&D. Scientists use Benchling to design experiments, capture structured data, and run AI agents and models directly in their workflows. Over 200,000 ...

Bausch+Lomb Companies Inc.

Analytical Chemist position supporting the Surgical Analytical + Materials Science R+D function in Rochester, NY. The role is primarily responsible for analytical testing of medical devices ...

Jj

Principal Data Scientist - Oncology

San Diego, CA · On-site

Data Science Job Category: Scientific/Technology All Job Posting Locations: Cambridge ... Extend and curate Oncology R&D-relevant ontologies (e.g., diseases, drugs, targets, pathways, etc ...

R & D TRANSPORTATION SERVICES

GIS Scheduler

Camarillo, CA · On-site

$25 - $29/hr

Fulltime, Non-exempt WAGE SCALE: $25.00-$29.00 COMPANY Since 1991, R&D Transportation Services, Inc ... SUMMARY R&D's Transportation Planning Department is the gateway to how R&D accomplishes its ...

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Full Time R D Scientist information

What does a full time R&D scientist do?

A Full Time R&D (Research and Development) Scientist is responsible for designing, conducting, and analyzing experiments to develop new products or improve existing ones. They work in a variety of industries, including pharmaceuticals, technology, and manufacturing, to innovate and solve complex problems. Their daily tasks often include literature review, laboratory work, data analysis, and collaboration with other scientists and engineers. R&D Scientists play a crucial role in driving innovation and ensuring their company remains competitive in the market.

What are the key skills and qualifications needed to thrive as a full time R&D scientist?

To thrive as a Full Time R&D Scientist, you need a solid background in scientific research, analytical techniques, and typically an advanced degree (such as a Ph.D. or M.S.) in a relevant field. Familiarity with laboratory instruments, data analysis software (e.g., MATLAB, Python, or specialized lab software), and adherence to industry regulations are commonly required. Critical thinking, creativity, and strong communication skills help drive innovation and effective collaboration. These abilities enable R&D Scientists to design experiments, solve complex problems, and deliver impactful results that advance organizational objectives.

What are some common challenges full time R&D scientists face when balancing research innovation with project deadlines?

Full Time R&D Scientists often navigate the challenge of fostering innovation while adhering to strict project timelines and deliverables. Balancing creative experimentation with the need for timely results requires strong project management skills and the ability to prioritize tasks effectively. Additionally, scientists must collaborate closely with cross-functional teams, such as engineers and product managers, to align their research with broader organizational goals. Open communication and adaptability are key to overcoming these challenges and ensuring both scientific advancement and project success.

What are popular job titles related to Full Time R&D Scientist jobs in California?

For Full Time R&D Scientist jobs in California, the most frequently searched job titles are:

What job categories do people searching Full Time R&D Scientist jobs in California look for?

The top searched job categories for Full Time R&D Scientist jobs in California are:

What cities in California are hiring for Full Time R&D Scientist jobs?

Cities in California with the most Full Time R&D Scientist job openings:

Full Time R D Scientist jobs near you
Infographic showing various Full Time R&D Scientist job openings in California as of August 2026, with employment types broken down into 1% Internship, 1% As Needed, 89% Full Time, 7% Part Time, and 2% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution.

Scientist I/II

Relentless Health, Inc.

Menlo Park, CA • On-site

$120K - $160K/yr

Full-time

Medical, Dental, Retirement, PTO

Re-posted 2 days ago

Key responsibilities

  • Develop, optimize, and validate analytical methods using mass spectrometry techniques to identify and quantify compounds in biological samples.

  • Create laboratory developed tests (LDTs) for implementation in a CLIA environment.

  • Design and conduct bench-scale experiments involving small molecule compounds.

Job description

About Diagnose Early
Diagnose Early is making non-invasive breath testing a mainstream technology. Our mission right now is to use toxin testing and fitness monitoring to help our users detect health risks early. Our long-term vision is to use the data we collect to diagnose health conditions early.
To achieve this, we have assembled a truly world-class team that brings together technical expertise, academic excellence, medical knowledge, and business acumen. The team is working to achieve the best outcomes for all our users and to deliver our mission and vision.
For more Information, visit https://www.diagnoseearly.com.
Position Details
Position Title: Scientist I/II
Department: R & D group
FLSA Status: Exempt
Location: Menlo Park, CA
Salary Range: $120,000 - $160,000 per annum
Reports to: Chief Science Officer
Scope of Job
Job Summary:
This Scientist I/II position will drive research and carry out experiments in support of efforts to measure compounds in breath and other biological materials. This is a hands-on position that offers opportunities for innovation of experimental techniques. The position is to be based in our San Francisco Bay Area R&D laboratory.
Essential Functions
To include, but are not limited to the following:
  • Develop, optimize and validate analytical methods primarily using Thermo Scientific Q-Exactive and Exploris mass spectrometers using LC-MS and other types of mass spectrometric methods to identify and quantify metabolic compounds and exogenous compounds (including carcinogens and toxins).
  • Create laboratory developed tests (LDTs) to be implemented in a CLIA environment.
  • Design, implement bench-scale experiments with multiple variables for small molecule compounds.
  • Be a champion for data quality making judgment calls on qualitative and quantitative validity of analytical data and drive the directions of research projects towards definite conclusions.
  • Collaborate cross-functionally with other R&D teams and successfully communicate with people who have little or no knowledge of mass spectrometry and metabolomics.
  • Maintain meticulous experimental records.
  • Mentor junior team members.
  • Voice ideas, concerns, and solutions as an active team member.
  • Being able to work in an environment which comes with shifting priorities.

QUALIFICATIONS GUIDELINES
To include, but are not limited to the following:
  • Ph.D. degree in Analytical Chemistry, Chemistry, Biochemistry or related fields.
  • For Scientist II, 3+ years of postdoctoral hands-on laboratory (academic and/or industrial) experience developing analytical methods for small molecule analysis (LC, MS, GC). For Scientist I, 0-3 years postdoctoral experience.
  • Ability to be a fully independent user of LC-MS and knowledge of instrumentation hardware and software.
  • Proficiency in Solid Phase Extraction (SPE) is a plus.
  • Experience using the Thermo Scientific Q-exactive platform is essential, including data analysis using both Thermo software and open-source software.
  • Proficiency in untargeted and targeted metabolomics and lipidomics data processing, statistical analysis and data interpretation is essential.
  • Proficiency using Python based analysis tools is desirable.
  • Strong problem-solving skills and proven creativity.
  • Strong oral and written communication skills.
  • Demonstrated ability to work effectively within a diverse and dynamic team.
  • Start-up company experience is a plus.

Physical Requirements: standing, sitting, walking, stairs, light lifting, computer operation.
Diagnose Early is an equal opportunity employer. Diagnose Early offers a competitive compensation package including medical/dental, 401K, paid time off, holidays, and equity.

Apply