Merck & Co, Inc

Associate Principal Scientist, Immunology Discovery

Merck & Co, Inc$142K — $224K *
Pharmaceuticals & Biotech
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Ph.D. in immunology, cell biology, or related field with 5+ years of drug discovery experience.
  • Strong background in immunology and immune-mediated diseases (Gastroenterology, Rheumatology, Dermatology).
  • Extensive knowledge of cell biology techniques and immunoassay platforms.
  • Proficient in data analysis software (Excel, Prism, FlowJo).
  • Strong problem-solving skills and ability to work independently within teams. (6)
  • Ability to communicate effectively and mentor junior scientists.

Responsibilities

  • Define and drive drug discovery project strategies in immunology.
  • Lead cross-functional teams to advance therapeutic candidates to the clinical stage.
  • Design and execute complex in vitro and ex vivo experiments independently.
  • Identify and implement innovative approaches to enhance efficiency and productivity.
  • Mentor and share expertise with less experienced scientists.
  • Integrate complex data and communicate findings strategically.

Benefits

  • Relocation assistance for domestic and international candidates.
  • Visa sponsorship provided when applicable.
  • Employee status involves regular employment with opportunities for advancement.
  • Engagement in a collaborative and innovative research environment.
Full Job Description

Job Description

The Discovery Immunology organization is developing and advancing innovative therapies for inflammatory and autoimmune diseases across Gastroenterology, Rheumatology and Dermatology, to address significant unmet medical needs. We are seeking anAssociate Principal Scientist with strong background in Immunology and experience in drug discovery to join our Immunology Discovery team in San Diego, CA. This role will serve as Biology Lead on early-stage immunology programs, driving the design and implementation of innovative strategies and technologies to enable target validation, differentiation and derisking, and development of next-generation modalities.

The successful candidate will participate in and lead cross-functional teams, defining and executing the discovery strategy for multiple programs to support advancement of immunology and inflammation therapeutics from early discovery to clinical candidates.

Key Responsibilities:

  • Define and drive drug discovery immunology project/program strategies and collaborate effectively with colleagues within Discovery Immunology and across other functional areas (i.e. Discovery Biologics, Quantitative Biosciences, Pharmacokinetics, Dynamics, Metabolism and Bioanalytics) to achieve organizational objectives
  • Participate in and/or lead multiple cross-functional teams to advance therapeutic candidates from early discovery to clinic, ensuring successful and timely completion of project/program milestones
  • Lead from the bench - independently designing, executing and interpreting complex in vitro and ex vivo studies aligned with program goals, while also leading and overseeing the experiments of others
  • Identify, validate and implement new and innovative approaches (including novel technologies) to increase efficiency and productivity and drive program progression
  • Share expertise with colleagues and provide mentorship to less experienced scientists to ensure a culture of scientific rigor, collaboration and continuous learning
  • Integrate and interpret complex data and communicate science and strategy to stakeholders and management

 

QUALIFICATIONS:

Education:

  • Ph.D. (with 5+ years) in immunology, cell biology or related biomedical science and relevant drug discovery experience with demonstrated experience contributing to or leading discovery-stage programs or initiatives

Required Experience and Skills:

  • Strong immunology background with extensive knowledge of immune-mediated diseases across Gastroenterology, Rheumatology or Dermatology, and related preclinical models
  • Broad experience in cell biology techniques (including culture of cell lines, immune cells and other primary cells, in vitro and ex vivo cell-based assays, multi-color flow cytometry), immunoassay platforms (e.g. ELISA, meso scale discovery and molecular biology (e.g. RT-PCR)
  • Proficiency in data analysis using Excel, Prism (GraphPad), FlowJo
  • Ability to work independently and operate effectively within cross-functional and matrixed teams
  • Strong problem-solving and critical thinking skills
  • Ability to lead by influencing and mentoring others
  • Ability to communicate data and program strategies effectively to broad audiences

Preferred Experience and Skills:

  • Experience leading cross-functional biologics or chemistry discovery programs for Gastroenterology, Dermatology, and/or Rheumatology, especially autoimmune or immune-mediated disorders, including in both large and small pharma contexts
  • Experience in translational research and biomarker discovery
  • Prior experience working with multiple therapeutic modalities (small molecule, peptide, biologic, etc.)

#EligibleforERP

Required Skills:

Assay Development, Autoimmune Diseases, Cell Biology, Cross-Functional Teamwork, Dermatology, Drug Discovery Research, Gastroenterology, Immunology, Inflammatory Diseases, Molecular Biology, Program Leadership, Rheumatology

Preferred Skills:

Current Employees apply HERE

Current Contingent Workers apply HERE

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/International

VISA Sponsorship:

Yes

Travel Requirements:

10%

Flexible Work Arrangements:

Not Applicable

Shift:

1st - Day

Valid Driving License:

No

Hazardous Material(s):

n/a

Job Posting End Date:

07/16/2026

*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.

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.

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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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