Merck & Co, Inc

Associate Principal Scientist, Upstream Development

Merck & Co, Inc$142K — $224K *
Pharmaceuticals & Biotech
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Ph.D. with 4+ years, Master's with 8+ years, or Bachelor's with 12 years in a relevant field.
  • Hands-on experience with mammalian cell culture and fed-batch processes.
  • Strong understanding of CHO cell biology and process engineering principles.
  • Proficiency in statistical methods and tools like SIMCA and JMP.
  • Proven track record in upstream process development with a strong publication history.
  • Ability to manage complex projects effectively.

Responsibilities

  • Lead upstream process development for first-in-human and commercial processes.
  • Manage process development and regulatory filing activities.
  • Collaborate across teams to create integrated manufacturing solutions.
  • Advance upstream platform processes through innovative process improvements.
  • Partner with external stakeholders to enhance process technologies.
  • Engage with the scientific community for knowledge sharing and publishing.

Benefits

  • Medical, dental, and vision insurance for employees and families.
  • 401(k) retirement plan with company contributions.
  • Paid holidays and vacation days.
  • Sick leave and compassionate leave benefits.
Full Job Description

Job Description

Job Description:

The Biologics Process Research & Development organization within our company's Research Laboratories is responsible for developing the drug substance manufacturing processes for our company's biologics pipeline. We work closely with colleagues in Discovery, Pre-clinical and Early Development to rapidly develop manufacturing processes for biotherapeutics and efficiently manufacture material to supply clinical trials. We are also responsible for commercial process development and development and implementation of new manufacturing technologies. We work with our partners in our company's Manufacturing Division to commercialize and launch new products.

We are seeking a highly motivated and energetic individual to join our Biologics Process Development Department as an Associate Principal Scientist. Applicant must have effective organizational and multi-tasking skills, demonstrated excellent scientific leadership in Upstream process development, and superior written and oral communications abilities. Evidence of strong cross-functional collaboration, significant external presence with scientific excellence, and interest and abilities for mentoring junior staff are also expected.

In this role, the successful candidate will work closely with a highly motivated team of Scientists and Engineers in the Upstream Process Development area and contribute to CMC development of our company's pipeline, playing an active role in the design, development, and optimization of cell culture processes and the transfer of processes to clinical and commercial manufacturing sites. She/He will also participate in developing and refining strategies related to next-generation processes through technology development initiatives for assets in early and late-stage clinical development.

Responsibilities include, but are not limited to:

    • Participates in and/or leads upstream process development of first-in-human and commercial processes by efficiently developing high yield, robust, and scalable cell culture processes.

    • Responsible for process development, process characterization, and regulatory filing activities to ensure a smooth and clear path to successful PPQs and BLAs for the company's pipeline.

    • Partner with colleagues in Discovery, Cell Line, Downstream Process Development, Analytical Sciences, and Manufacturing to develop integrated clinical and commercial process and manufacturing solutions that achieve quality by design targets with robust control strategies.

    • Advancing the upstream platform processes through creative process improvement initiatives to increase operational efficiency and reduce costs.

    • Collaborate with academia, industry partners, and vendors to drive development, innovation, and adoption of new process technologies.

    • Keep up to date with the external patent and literature environment; actively present and publish externally and pursue patenting strategies.

MINIMUM EDUCATION REQUIREMENTS:

    • Ph.D. with 4+ years' experience or Master's with 8+ years' experience or a bachelor's with 12 years of experience in chemical engineering, Bioengineering, Biological Engineering, or a related field

REQUIRED EXPERIENCE AND SKILLS:

    • Technical background and hands-on experience with mammalian cell culture and fed-batch processes to produce recombinant proteins.

    • Scientific understanding and working knowledge of CHO cell biology, metabolism, cell culture media and engineering principles for large scale recombinant protein production systems.

    • Working knowledge of statistical methods (design of experiment, multivariate data analysis) and tools (SIMCA, JMP, etc.).

    • Understanding of cell culture bioreactors including microbioreactors, bench-scale and pilot-scale bioreactors, and bioreactor scale-up principles from laboratory to large scale.

    • Proven track record of accomplishments in upstream process and technology development with a strong scientific publication and presentation track record.

    • Ability to direct the planning, execution, analysis, and documentation of all stages of cell culture process development.

    • Plan, execute, analyze, and communicate complex and critical data in a highly organized manner.

    • Excellent verbal, written communication, and interpersonal skills.

    • Ability to work effectively in cross-functional and matrixed team environment; collaborate with both internal and external partners including vendors.

    • Demonstrated ability for taking initiative, creativity, and innovation in problem solving.

    • Productivity and efficiency working in the laboratory.

    • Ability to deliver complex objective under aggressive timelines.

PREFERRED EXPERIENCE AND SKILLS:

    • Experience with cell culture media development.

    • Experience with high throughput microbioreactor systems and advanced in situ analytics for process monitoring and control.

    • Experience with state-of-the-art cell culture processes including intensified inoculum/fed-batch and perfusion process development.

    • Background in data science approaches related to cell culture and predictive modeling, e.g. metabolic flux (MFA) analysis, omics, machine learning; computational fluid dynamics, and experience integrating PAT efforts.

    • Experience with late-stage commercial process development, technology transfer, scale-down model qualification, and process characterization.

    • Knowledge of biologics CMC development cycle and scale-up/down in addition to tech transfer to GMP manufacturing site.

Required Skills:

Biodesign, Biodesign, Biological Engineering, Cell Cultures, Cell Line Development, Cell Physiology, Chemical Engineering, Clinical Trials, Computational Fluid Dynamics (CFD), Detail-Oriented, Downstream Process Development, Drug Delivery Technology, Drug Development, Expression Vectors, Interpersonal Relationships, Leading Project Teams, Mammalian Cell, Mammalian Cell Culture, Manufacturing Processes, Molecular Biology, Operational Efficiency, Pharmaceutical Formulations, Pharmaceutical Process Development, Physical Characterization, Stable Cell Lines {+ 1 more}

Preferred Skills:

Current Employees apply

Current Contingent Workers apply

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 if you need an accommodation during the application or hiring process.

The salary range for this role is

$142,400.00 - $224,100.00

This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting. An employees position within the salary range will be based on several factors including, but not limited to relevant education, qualifications, certifications, experience, skills, geographic location, government requirements, and business or organizational needs.

The successful candidate will be eligible for annual bonus and long-term incentive, if applicable.

We offer a comprehensive package of benefits. Available benefits include medical, dental, vision healthcare and other insurance benefits (for employee and family), retirement benefits, including 401(k), paid holidays, vacation, and compassionate and sick days. More information about benefits is available at .

You can apply for this role through (or via the Workday Jobs Hub if you are a current employee). The application deadline for this position is stated on this posting.

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:

10/1/2026

*A job posting is effective until 11:59:59PM on the day BEFOREthe listed job posting end date. Please ensure you apply to a job posting no later than the day BEFORE the job posting end date.

About Merck & Co, Inc

Schering-Plough Corporation is a major U.S.-based manufacturer of pharmaceuticals. It operates in three segments: Prescription Pharmaceuticals, Animal Health, and Consumer Health Care. Schering-Plough develops products targeting on allergy, cancer, hepatitis, cardiovascular, central nervous system, respiratory system, and more.  It was founded in 1851 by Ernst Christian Friedrich Schering as Schering AG in Germany. Schering-Plough manufactured several pharmaceutical drugs, the most well-known of which were the allergy drugs Claritin and Clarinex, an anti-cholesterol drug Vytorin, and a brain tumor drug Temodar. It also developed drugs targeting on central nervous system and the respiratory system. Schering Plough also owned and operated the major foot care brand name Dr. Scholl's and the skin care line Coppertone. These also became a part of the new company. Schering-Plough was a full member of the European Federation of Pharmaceutical Industries and Associations (EFPIA), a membership which is also maintained by the new Merck.

Merck & Co, Inc Careers

Join the visionary team at Merck & Co, Inc, a global leader in healthcare dedicated to advancing the world of medicine. As part of our professional community, you'll find dynamic job opportunities that foster innovation and leadership across various fields. Merck & Co, Inc is not just a company; it's a place where you can make a difference.

Work You’ll Do

At Merck & Co, Inc, we are committed to improving global health through groundbreaking research and innovative healthcare solutions. Our team is at the forefront of developing new therapies and vaccines that significantly impact public health worldwide. By joining us, you will collaborate with some of the brightest minds in the industry, using your skills to contribute to projects that save and improve lives around the globe.

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We understand that our employees are our greatest asset, which is why we offer competitive benefits designed to support the health and well-being of you and your family. From comprehensive health care coverage and retirement plans to flexible working conditions and wellness programs, our benefits package is designed to meet the diverse needs of our team members.

Join Our Team

Ready to advance your career at Merck & Co, Inc? Search open positions that match your skills and interests. We are continuously hiring and looking for passionate, creative, and solution-driven team players. Prepare your resume, sharpen your interview skills, and become part of a company that's dedicated to making a difference.

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Learn more about Merck & Co, Inc
Size
68,000 employees
Market Cap
$282.6 billion
Industry
Net Income
$7 billion
Founded
1668
5 Year Trend
+4.1%
Revenue
$47.9 billion
NASDAQ

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