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Job Details

Merck & Co, Inc

Postdoctoral Research Fellow – Immunobiology in Vaccine Development

Business Development

Strategic Planning


Lower Gwynedd Township, Pennsylvania, United States

Job Description

Be a part of the legacy: Postdoctoral Research Fellow Program

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.

Position Overview:

We are seeking a highly motivated postdoctoral research fellow to join the Regulated Immunogenicity and Molecular Assay group within PDMB Bioanalytics at our company. The successful candidate will initiate an independent research project to explore new approach to characterize drug product for one of the major vaccine pipelines at our company. This position will enable broad collaborations within our company, ranging from single B cell antibody cloning, antibody sequence and evolution lineage analysis, as well as antibody characterization including functional antibody assays and epitope mapping. The expectation is that this work will open the possibilities for better characterization of vaccine product so that the best process of drug product can be selected for the best clinical immunogenicity. This is a novel direction which could have a big impact across the industry with publications in high-tier scientific journals.

Responsibilities include but are not limited to:

Designing and executing complex cellular, molecular and immunological assays. Engage with peers and develop new internal and external collaborations to execute the assays and gain the data. Communicate results clearly with colleagues and the external scientific community through presentations and publications in leading peer-reviewed journals.

Education Minimum Requirement:

  • Candidates must currently hold a PhD or will you have completed your PhD within the next year.

Required Experience and Skills:

  • PhD in life sciences, preferably immunology, cell biology or microbiology, with fluency in immunological principles and infectious diseases
  • Motivated to solve complex problems by undertaking innovative approaches and applying state-of-the-art technologies.
  • Proficient in cell/tissue culture and assay development;
  • Excellent oral and written communication skills

Preferred Experience and Skills:

  • Ability to work with viruses, bacteria and potentially infectious samples from humans and animals (BSL-2) is preferred
  • Multiparameter flow cytometry, multiplex assay platforms assay development is highly desired
  • Ability to work independently, as well as collaboratively with peers within and across departments.
  • Bioinformatics experience such as antibody sequence and lineage analysis is preferred.
  • Effective organizational and multi-tasking skills
  • Experience training and mentoring junior scientists
  • Working knowledge using standard data analysis tools such as Spotfire, FlowJo, Graph Pad Prism etc., and Microsoft Office programs.



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.

Employees working in roles that the Company determines require routine collaboration with external stakeholders, such as customer-facing commercial, or research-based roles, will be expected to comply not only with Company policy but also with policies established by such external stakeholders (for example, a requirement to be vaccinated against COVID-19 in order to access a facility or meet with stakeholders). Please understand that, as permitted by applicable law, if you have not been vaccinated against COVID-19 and an essential function of your job is to call on external stakeholders who require vaccination to enter their premises or engage in face-to-face meetings, then your employment may pose an undue burden to business operations, in which case you may not be offered employment, or your employment could be terminated. Please also note that, where permitted by applicable law, the Company reserves the right to require COVID-19 vaccinations for positions, such as in Global Employee Health, where the Company determines in its discretion that the nature of the role presents an increased risk of disease transmission.

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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, generally Tuesday, Wednesday and either Monday or 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”.

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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.

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Requisition ID:R258289