Associate Scientist, Postdoctoral Fellow - Cell Based Sciences/Immunogenicity

Merck & Co.
Rahway, NJ
Job Description

Be a part of the legacy: Postdoctoral Research Fellow Program

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Our Research Laboratories' Postdoctoral Research Fellow Program aims to be a best-in-industry program for industrial postdoctoral researchers, designed to provide you with an academic focus in a commercial environment. With the resources, reach, and expertise of a large pharmaceutical company, postdoctoral researchers will be positioned to excel in an institution committed to breakthrough innovation in research and discovery.

We are seeking a motivated and enthusiastic scientist interested in advancing their career in the field of biophysical characterization of and immunologic assessment of biotherapeutic proteins situated within the drug development organizations located in Rahway, New Jersey. The qualified candidate will work under the direction of technical experts to investigate the link of protein drug attributes and biophysical conformations that lead to in vitro immunogenic activity in various in vitro method types and for molecules under different stress conditions. This is an excellent growth and learning opportunity to work in an exciting, collaborative environment with a wide array of scientists from different divisions, and make significant contributions towards our life-saving medicines -

Key Responsibilities: -
  • Develop and optimize in vitro immunogenicity assay types-
  • Develop analytical for biophysical/particle characterization-
  • Collaborate with different teams from discovery, bioanalytical, and development sciences organizations and regular communication with key stakeholders-
  • Publication of the work accomplished-
  • Working with contract research organizations for specialized scientific activities--
  • Maintain accurate and detailed laboratory records -
Qualifications: -
  • Candidates must hold a PhD or Ph.D. completed within 6 months of hire in Life Sciences (i.e. Immunology, Biochemistry, Cell Biology) or Biomedical Engineering-related degrees.-
  • Desired experience with Immunological Methodology and Techniques (i.e. T cell activation, flow cytometry, cytokine/chemokine measurements, etc.)-
  • Desired working knowledge of protein structure and conformation forms-
  • Strong publication track record-
  • Excellent problem-solving skills and attention to detail-
  • Ability to work independently and across different team structures-
  • Strong written and verbal communication skills-
postdoctoralopportunities

Under New York City, Colorado State, Washington State, and California State law, the Company is required to provide a reasonable estimate of the salary range for this job. Final determinations with respect to salary will take into account a number of factors, which may include, but not be limited to the primary work location and the chosen candidate's relevant skills, experience, and education.

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Expected salary range:

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$75,000.00-$86,000.00

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Available benefits include bonus eligibility, health care and other insurance benefits (for employee and family), retirement benefits, paid holidays, vacation, and sick days. For Washington State Jobs, a summary of benefits is listed here.

Required Skills:
Adaptability, Analytical Chemistry, Biomedical Engineering, Biomedical Sciences, Cell-Based Assays, Cell Culture Techniques, Computational Biology, Cytokines, Cytometry, Data Analysis, Flow Cytometry, Immunoassays, Immunochemistry, Immunofluorescence Microscopy, Immunology, In Vivo Mouse Models, Mathematical Biology, Molecular Biology, Oral Communications, Programming Languages, Scientific Writing, siRNA Knockdown, Statistical Analysis, Synthetic Chemistry

Preferred Skills:

Current Employees apply HERE

Current Contingent Workers apply HERE

US and Puerto Rico Residents Only:

Our company is committed to inclusion, ensuring that candidates can engage in a hiring process that exhibits their true capabilities. Please click here if you need an accommodation during the application or hiring process.

As an Equal Employment Opportunity Employer, we provide equal opportunities to all employees and applicants for employment and prohibit discrimination on the basis of race, color, age, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability status, or other applicable legally protected characteristics.--As a federal contractor, we comply with all affirmative action requirements for protected veterans and individuals with disabilities.- For more information about personal rights under the U.S. Equal Opportunity Employment laws, visit:

EEOC Know Your Rights

EEOC GINA Supplement•

We are proud to be a company that embraces the value of bringing together, talented, and committed people with diverse experiences, perspectives, skills and backgrounds. The fastest way to breakthrough innovation is when people with diverse ideas, broad experiences, backgrounds, and skills come together in an inclusive environment. We encourage our colleagues to respectfully challenge one another's thinking and approach problems collectively.

Learn more about your rights, including under California, Colorado and other US State Acts

U.S. Hybrid Work Model

Effective September 5, 2023, employees in office-based positions in the U.S. will be working a Hybrid work consisting of three total days on-site per week, Monday - Thursday, although the specific days may vary by site or organization, with Friday designated as a remote-working day, unless business critical tasks require an on-site presence.This Hybrid work model does not apply to, and daily in-person attendance is required for, field-based positions; facility-based, manufacturing-based, or research-based positions where the work to be performed is located at a Company site; positions covered by a collective-bargaining agreement (unless the agreement provides for hybrid work); or any other position for which the Company has determined the job requirements cannot be reasonably met working remotely. Please note, this Hybrid work model guidance also does not apply to roles that have been designated as "remote".

San Francisco Residents Only: -We will consider qualified applicants with arrest and conviction records for employment in compliance with the San Francisco Fair Chance Ordinance

Los Angeles Residents Only: -We will consider for employment all qualified applicants, including those with criminal histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles' Fair Chance Initiative for Hiring Ordinance

Search Firm Representatives Please Read Carefully-
Merck & Co., Inc., Rahway, NJ, USA, also known as Merck Sharp & Dohme LLC, Rahway, 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:
Regular

Relocation:
Domestic

VISA Sponsorship:
Yes

Travel Requirements:
10%

Flexible Work Arrangements:
Not Applicable

Shift:
Not Indicated

Valid Driving License:
No

Hazardous Material(s):
n/a

Job Posting End Date:
02/28/2026
*A job posting is effective until 11:59:59PM on the day BEFORE -the listed job posting end date. Please ensure you apply to a job posting no later than the day BEFORE the job posting end date.

Requisition ID: R372144
Posted 2026-02-18

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