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M
Research

Sr. Scientist, Analytical R&D- Microbiologist (Onsite)

🏛️ Merck 📍 United States (US) 🗓️ Posted 9 hours, 7 minutes ago

About this role

Senior Scientist

As Senior Scientist, you will be a critical part of the Analytical Research and Development Microbiology team with responsibilities including supporting the rapidly growing pipeline via collaboration with stakeholders to deliver on critical data in a good manufacturing practices (GMP) microbiology laboratory including finished products testing, utilities, and environmental monitoring. While working within a fast-paced, integrated, multidisciplinary team environment, the candidate is expected to have a strong working knowledge of microbiology laboratory practices and procedures in a GMP environment including microbiology data review and quality procedures. This position is based at the Rahway, New Jersey site.

In this role, you will be accountable for building and sustaining a scientifically sound, risk-based, and inspection-ready microbiology program by integrating Environmental Monitoring, Utilities monitoring and Product Testing into a comprehensive contamination control strategy (CCS). This position is based at the Rahway, NJ site.

Primary Responsibilities:

  • Schedule, plan and lead the execution of environmental monitoring (EM), utilities monitoring, and microbiological testing activities in GMP Microbiology laboratory.
  • Provide QC microbiology expertise as a subject matter expert in support of sterile/nonsterile operations within the Micro department including testing in clean room environments, Aseptic process validation, isolator qualifications, biological indicator challenge tests, Bioburden, endotoxin, microbial enumeration, media / reagent growth promotion testing.
  • Manage the environmental monitoring program for the site including risk assessment, sampling locations, frequencies, alert and action limits through to routine viable and non-viable sampling, testing, and EM trend reports.
  • Establishes/oversee environmental monitoring of utilities and compressed gases, including the sampling strategies, equipment, and procedure, and verified performance before routine use.
  • Led EM excursions investigation, deviations, and out-of-trend results. Identify root cause, document findings in the investigation record, drive CAPA and change control to closure.
  • Design and execute special studies in support of aseptic operations and author environmental monitoring and utilities trend reports.
  • Support/Lead aseptic process simulation and aseptic process validation activities including the EM sampling strategy
  • Document the executions, procedure, results, and conclusions of microbiological testing in a detailed and organized manner following ALCOA+ and data integrity principles
  • Troubleshoot and lead investigations associated with GMP testing through active collaboration with cross-functional project teams and/or Quality stakeholders. Identify and implement appropriate corrective and preventative actions.
  • Collaborate with internal stakeholders and partners including Quality, Engineering, validation, automations, and Operations.
  • Perform second scientist review (SSR) and provide training to the staff.
  • Apply lean and six Sigma to laboratory process improvement and site expansion initiatives.
  • Contribute scientific expertise, technical leadership and creativity problem solving to strengthen the collective capability of Microbiology organization.
  • Support internal and external compliance audit activities.
  • Perform additional duties as assigned.

    Education Minimum Requirements:

    • Degree in Microbiology or related Biological Sciences, or equivalent with microbiological testing experience.
    • BS Degree with 7+ years of pharmaceutical industry experience OR
    • MS Degree with 4+ years of pharmaceutical industry experience OR
    • Ph.D. Degree with 1+ years of pharmaceutical industry experience.

      Required Experience and Skills:

      • A proven record of strong technical problem solving and laboratory experience.
      • Excellent written and oral communication skills, as well as interpersonal skills, are necessary to qualify for this role.
      • Extensive knowledge and experience of microbiology testing in context of, environmental monitoring, utilities monitoring, microbiological testing and finished product testing in a GMP environment.
      • Oversee EM lifecycle activities, including EMPQ, requalification and periodic review.
      • Knowledge and experience with nonsterile and sterile manufacturing and associated GMP product testing.
      • Experience in leading and supporting quality investigations in the microbiology discipline.
      • Experience with internal / external audit process and authoring responses to observations.
      • Knowledge of current microbiology industry guidelines, regulatory guidances and USP compendia.
      • Experience with MODA, SAP, Veeva is a plus.

        Required Skills:

        Environmental Monitoring, GMP Compliance, Good Manufacturing Practices (GMP), Interpersonal Relationships, Laboratory Experiments, Microbiology, Problem Solving, Process Ownership

        Preferred Skills:

        Aseptic Operations, GMP Documentation, Microbiology Laboratory

Details

Organization

Merck

Location

United States (US)

Position type

Research

Posted

September 15, 2026

Source

jobRxiv

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