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Scientist (Mass Spectrometry)

Quest Diagnostics


Job Location:

San Juan Capistrano, CA - USA

Yearly Salary: $ 85000 - 110000
Posted: 17 July 2026 (30+ days ago)
Application Deadline: 18 November 2026
Vacancies: 1 Vacancy

Job Summary

Description

Pay Range: $85000.00 - $110000.00 / year

Salary offers are based on a wide range of factors including relevant skills training experience education and where applicable certifications obtained. Market and organizational factors are also considered. Successful candidates may be eligible to receive annual performance bonus compensation.

Benefits Information:

We are proud to offer best-in-class benefits and programs to support employees and their families in living healthy happy lives. Our pay and benefit plans have been designed to promote employee health in all respects physical financial and developmental. Depending on whether it is a part-time or full-time position some of the benefits offered may include:

Day 1 Medical supplemental health dental & vision for FT employees who work 30 hours

Best-in-class well-being programs

Annual no-cost health assessment program Blueprint for Wellness

healthyMINDS mental health program

Vacation and Health/Flex Time

6 Holidays plus 1 MyDay off

FinFit financial coaching and services

401(k) pre-tax and/or Roth IRA with company match up to 5% after 12 months of service

Employee stock purchase plan

Life and disability insurance plus buy-up option

Flexible Spending Accounts

Annual incentive plans

Matching gifts program

Education assistance through MyQuest for Education

Career advancement opportunities

and so much more!

To advance technology necessary to develop state-of-the-art assays. To plan organize and implement basic experiments to achieve this goal. Train and provide scientific direction to scientific personnel of various levels as needed. Also provide scientific design and statistical analysis.



Responsibilities
  • Under the direction of the Scientific Director Lead Scientist or R&D Manager initiate experimental design for assay development.
  • Conduct assay system development optimization and validation.
  • Prepare technical SOPs as required for Medical or Scientific Director (licensed) review and approval.
  • Prepare assay validation reports and other assay-related documentation as defined by the licensed Scientific Director and Medical Director.
  • Work closely with informatics personnel to develop computer programs and databases as required for assay execution automation and data management.
  • Keep Scientific Director and/or R&D manager informed about status of on going projects.
  • Prepare written and oral presentations of scientific updates for presentation at R&D meetings and conferences.
  • Maintain awareness of current and developing technologies.
  • Interact with Academic Associates and other outside sources of emerging technologies science and materials.
  • Add input to annual review for research personnel supervised while working on special projects.
  • Complies with industry regulatory and quality standards for the R&D Assay Design Control processes.
  • Assists licensed supervisor with troubleshooting including reviewing procedural execution for possible cause of out of control results. Carries out simple troubleshooting procedures and performs R&D problem solving experiments as instructed.


Qualifications

Required Work Experience:

  • 5-7 years experience in following analytical techniques HPLC LC-MS/MS required in a research and development laboratory for candidates with a BS/BA degree;
  • 2-5 years experience for candidates holding an MS/MA degree;
  • 0-2 years experience for candidates holding a Ph. D. degree.

Physical and Mental Requirements:

Ability to sit or stand for long periods of time

Skills:

  • Proven ability to accomplish technical tasks both independently and as a member of a research team.
  • Written and Verbal Communication Skills

Education

  • Bachelors Degree BS/BA in Biology Biochemistry Chemistry or related field required. (Required)
  • Masters Degree (Preferred)



Required Experience:

IC


About Company

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Quest Diagnostics (NYSE: DGX) empowers people to take action to improve health outcomes. Derived from the world's largest database of clinical lab results, our diagnostic insights reveal new avenues to identify and treat disease, inspire healthy behaviors and improve health care mana ... View more

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