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Sr. Scientist/Principal Scientist - LC-MS/MS Multiple Openings

NMS Labs
NMS Labs Salary
Horsham, PA Full Time
POSTED ON 4/6/2026
AVAILABLE BEFORE 5/6/2026

About the Company



NMS Labs has developed an extensive menu of more than 2,500 tests to support clients in forensic, criminalistic, public health and clinical fields. For over 50 years, our clients have relied on NMS Labs for unique testing solutions that demonstrate our company core values of Quality, Integrity, Service, Innovation and Engagement. As we work to increase the company’s positive impact on public health and public safety, we are seeking talented professionals to join us for the journey! We invite you to learn more about our company by visiting NMSLabs.com.



About the Role



We are seeking a R&D scientist with deep expertise in LC-MS/MS method development for the qualitative and quantitative analysis of small molecular drugs in biological samples, including blood, serum, plasma, and urine. The ideal candidate will demonstrate proficiency in using QQQ and/or QTOF instrument platforms and possess a proven track record of published methods, articles, abstracts, or patents. This role requires an independent thinker with leadership abilities to manage and drive the projects effectively.



Responsibilities



  • Design, develop, and validate LC-MS/MS methods for small molecule analysis in complex biological matrices such as blood, serum, plasma, and urine.
  • Lead and/or manage projects, ensuring timely delivery of high-quality results.
  • Mentor junior team members, fostering a collaborative and productive work environment.
  • Maintain and troubleshoot LC-MS/MS instrumentation to ensure optimal performance.
  • Evaluate and implement new technologies to enhance analytical capabilities.
  • Prepare and publish scientific methods, articles, abstracts, or patents to contribute to the field.
  • Collaborate with cross-functional teams to support research and development initiatives.
  • Ensure compliance with regulatory standards and laboratory best practices.


Qualifications



  • Master’s degree or Ph.D. degree in Analytical Chemistry, Biochemistry, or a related science degree.
  • Minimum 5 years of experience in LC-MS/MS method development for the qualitative and quantitative analysis of biological samples such as blood, serum, plasma, and urine.
  • Proficiency with QQQ and/or QTOF instrument platforms, preferably Sciex and Waters instruments.
  • Established or strong publication record, including methods, articles, abstracts, or patents.
  • Demonstrated ability to work independently and lead projects and teams.
  • Excellent problem-solving, organizational, and communication skills.


Preferred Skills



  • Familiarity with regulatory guidelines and quality control processes.
  • Ability to manage multiple priorities in a fast-paced environment.


Pay range and compensation package



Offers of employment are made contingent upon a nationwide background investigation and urine drug screen with results satisfactory to standards of employment at NMS.



Equal Opportunity Statement



We are an equal opportunity employer and will not discriminate against any employee or applicant for employment because of race, creed, sexual orientation, color, religion, sex, national origin, age, marital status, citizenship status, otherwise qualified disability, or protected veteran status (disabled Armed Forces Service medal, recently separated, active duty or campaign badge), domestic violence victim status, arrest record, or predisposing genetic characteristics.

Salary.com Estimation for Sr. Scientist/Principal Scientist - LC-MS/MS Multiple Openings in Horsham, PA
$118,619 to $146,511
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