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Bioanalytical Associate Scientist (LC-MS/MS)

Job Description

Our Animal Health Research Laboratories team work tirelessly to invent solutions to improve the health and well being of animals. Our state-of-the-art research facilities create an environment of innovation that enable us to create breakthrough science changing the way we approach animal health challenges. 

Our Company's Animal Health division is seeking a motivated individual to work as an associate bioanalytical bench scientist within its Good Laboratory Practices (GLP) bioanalytical laboratory. This is an associate bioanalytical scientist position with primary duties in preparing and analyzing samples from biological matrices using LC-MS/MS.

This position is a part of the Bioanalytical group, Global Preclinical Development, based in Rahway, New Jersey.

Main responsibilities include:

  • Validation and implementation of LC-MS/MS assays for the analysis of tissue, plasma and other biological samples to support pharmacokinetic, toxicokinetic, clinical efficacy and/or human food safety studies in a GLP environment, with duties inclusive of but not limited to extracting tissue and plasma samples, setting up instrument analysis, and processing and interpreting LC-MS/MS data;

  • Assurance that notebooks and other documentations are up-to-date as per GLP regulations and departmental guidelines;

  • Assistance in the preparation of validation and sample analysis reports under the supervision of study directors or principal investigators; assistance of study directors or principal investigators with all study-related tasks;

  • Compliance with and maintenance of required training for company and departmental SOPs, safety-related guidance and other guidelines as relevant/applicable;

  • Interaction with partners in other functional lines, such as Drug Safety and Metabolism and Quality Assurance, under the supervision of management and/or principal investigators/study directors;

  • Adherence to short term goals and objectives under the supervision of management and/or study directors/principal investigators;

  • Any relevant/applicable additional BA assignments as directed by Management;

  • Ability to multi-task and be a team player.

Education Minimum Requirement:

BS or MS degree in chemistry, biochemistry or related scientific discipline with a minimum of two years of industrial experience, preferably in a bioanalytical laboratory.

Required Experience and Skills:

  • Experience developing, validating and implementing LC-MS/MS methods under GLP;

  • Possess excellent written and verbal communication skills;

  • Experience in Watson or other LIMS systems;

  • Proficiency with Microsoft Office products.

Preferred Experience and Skills:

  • Highly motivated individual with the aspiration to learn and develop himself/herself;

Our Animal Health division is a trusted global leader in veterinary medicine, dedicated to the health and well-being of animals. We are a global team of professionals working together to make a positive difference in animal care and the world’s food supply and have a deep sense of responsibility towards our customers, consumers, animals, society and our planet. We offer one of our industry’s most innovative portfolio of products, services and technologies that serve to prevent, treat, and control diseases across all major farm and companion animal species.

Merck & Co., Inc., Kenilworth, New Jersey, USA is known as “Merck” in the United States, Canada & Puerto Rico. We are known as “MSD” in Europe, Middle East, Africa, Latin America & Asia Pacific. We are a global biopharmaceutical leader with a diverse portfolio of prescription medicines, oncology, vaccines and animal health products.

We are driven by our purpose to develop and deliver innovative products that save and improve lives. With 69,000 employees operating in more than 140 countries, we offer state of the art laboratories, plants and offices that are designed to Inspire our employees as we learn, develop and grow in our careers. We are proud of our 125 years of service to humanity and continue to be one of the world’s biggest investors in Research & Development.

What we look for …

In a world of rapid innovation, we seek brave Inventors who want to make an Impact in all aspects of our business, enabling breakthroughs that will affect generations to come. We encourage you to bring your disruptive thinking, collaborative spirit and diverse perspective to our organization. Together we will continue Inventing For Life, Impacting Lives while Inspiring Your Career Growth.





In accordance with Managers' Policy - Job Posting and Employee Placement, all employees subject to this policy are required to have a minimum of twelve (12) months of service in current position prior to applying for open positions.

If you have been offered a separation benefits package but have not yet reached your separation date and are offered a position within the salary and geographical parameters as set forth in the Summary Plan Description (SPD) of your separation package, then you are no longer eligible for your separation benefits package. To discuss in more detail, please contact your HRBP or Talent Acquisition Advisor.

If you need an accommodation for the application process please email us at

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We are an equal opportunity employer, Minority/Female/Disability/Veteran – proudly embracing diversity in all of its manifestations.

Search Firm Representatives Please Read Carefully 
Merck & Co., Inc., Kenilworth, NJ, USA, also known as Merck Sharp & Dohme Corp., Kenilworth, NJ, USA, does not accept unsolicited assistance from search firms for employment opportunities. All CVs / resumes submitted by search firms to any employee at our company without a valid written search agreement in place for this position will be deemed the sole property of our company.  No fee will be paid in the event a candidate is hired by our company as a result of an agency referral where no pre-existing agreement is in place. Where agency agreements are in place, introductions are position specific. Please, no phone calls or emails. 

Employee Status:



No relocation

VISA Sponsorship:

Travel Requirements:


Flexible Work Arrangements:


Valid Driving License:

Hazardous Material(s):

lab chemicals, biological samples (animal plasma and tissue)

Number of Openings:


Requisition ID:R11107

Bioanalytical Associate Scientist (LC-MS/MS)

Rahway, NJ 07065
Full Time

Published on 10/03/2019