Scientist -Ligand Binding Assay Development

Pfizer; Pearl River (LA); On-site; USD 79,000 - 132,000; Full time

Job summary

Pfizer is seeking a Scientist to advance ligand binding immunoassay development for detecting antibodies to novel vaccine candidates in Pearl River, NY. The role involves lab-based development, qualification, and testing of sera from pre-clinical and clinical studies, with emphasis on reagents, experimental execution, and regulator-compliant documentation.

The candidate should have a strong immunology/microbiology background, be capable of independent work, and proficient in data analysis

Qualifications

• BA/BS with 6–8 years or MBA/MS with 4–6 years experience
• Ability to work independently and prioritize tasks
• Aid in the design, planning and execution of experiments, analyze and interpret scientific data
• Strong background in immunology and microbiology
• Proficiency in using appropriate software for data analysis
• Excellent organization and planning skills
• Ability to thrive in a fast-paced environment, whether working independently or as part of a team

Responsibilities

• Develop and qualify ligand binding immunoassays for antibody detection in candidate vaccines
• Test pre-clinical and clinical sera samples
• Generate and characterize reagents; perform experiments and data analysis
• Ensure compliance with SOPs and GLP/GCLP guidelines when required
• Write procedures and study reports; collaborate with team members
• Contribute as a technical expert to project decisions and problem solving

Skills

Immunology

Microbiology

Data analysis

Independence

Collaboration

Organization

Education

BA/BS in STEM

MBA/MS

Tools

Luminex

Lab data software

Job description

Scientist -Ligand Binding Assay Development

Pearl River, New York, United States

Sep 18, 2026

$79,400 - $132,400/year

At Pfizer, our purpose is to deliver breakthroughs that change patients’ lives. Your work will have a profound impact on improving patients' lives globally. Whether you are involved in discovery sciences, ensuring drug safety and efficacy, or supporting clinical trials, you will leverage cutting-edge design and process development capabilities to accelerate and deliver best-in-class medicines to patients worldwide.

What You Will Achieve

As Scientist, you will assist in the lab-based development and qualification of ligand binding immunoassays for the detection of antibodies to novel candidate vaccines in support of candidate vaccine programs. The incumbent will also be involved in testing of pre-clinical and clinical sera samples. Responsibilities include generation and characterization of reagents, performance of experiments for development and qualification of assays, assay throughput for the pre-clinical and clinical studies and writing related procedures and reports.As an integral member of this dynamic team, the incumbent must have a strong work ethic and be highly collaborative with the other group members. All work is to be done in a compliant manner according to relevant SOP guidelines and GLP and/or GCLP guidelines, when required. You will be relied on as a technical contributor to assess the assigned tasks and make decisions that involve direct application of your knowledge. It is your hard work and focus that will make Pfizer ready to achieve new milestones and help patients across the globe.

Qualifications

Must Have

BA/BS with 6 to 8 years of experience or MBA/MS with 4 to 6 years of experience

Ability to work independently and prioritize work assignments

Aid in the design, planning and execution of experiments, analyze and interpret scientific data

Strong background in immunology and microbiology (bacteriology or virology)

Proficiency in using appropriate software for data analysis

Excellent organization and planning skills

Ability to thrive in a fast-paced environment, whether working independently or as part of a team

Nice to Have

Experience developing assays on the Luminex platform

Hands-on skills in protein analytics

Experience working in a regulated laboratory environment

Exceptional verbal and written communication skills

Ability to influence project teams and adapt standard methods and techniques

Creativity in developing novel processes and ideas

Experience in mentoring and guiding team members

Experience using common AI tools, including generative technologies such as ChatGPT or Microsoft Copilot, to support problem solving and enhance productivity. Demonstrated curiosity for exploring how these tools can improve outcomes and understanding of responsible AI practices, includingrisk management and ethical use

Other Job Details

The annual base salary for this position ranges from $79,400.00 to $132,400.00. In addition, this position is eligible for participation in Pfizer’s Global Performance Plan with a bonus target of 7.5% of the base salary. We offer comprehensive and generous benefits and programs to help our colleagues lead healthy lives and to support each of life’s moments. Benefits offered include a 401(k) plan with Pfizer Matching Contributions and an additional Pfizer Retirement Savings Contribution, paid vacation, holiday and personal days, paid caregiver/parental and medical leave, and health benefits to include medical, prescription drug, dental and vision coverage. Learn more at Pfizer Candidate Site – U.S. Benefits | (uscandidates.mypfizerbenefits.com). Pfizer compensation structures and benefit packages are aligned based on the location of hire. The United States salary range provided does not apply to Tampa, FL or any location outside of the United States.

Relocation assistance may be available based on business needs and/or eligibility.

Candidates must be authorized to be employed in the U.S. by any employer.

U.S. work visa sponsorship (such as TN, O-1, H-1B, etc.) is not available for this role now or in the future.

Sunshine Act

Pfizer reports payments and other transfers of value to health care providers as required by federal and state transparency laws and implementing regulations. These laws and regulations require Pfizer to provide government agencies with information such as a health care provider’s name, address and the type of payments or other value received, generally for public disclosure. Subject to further legal review and statutory or regulatory clarification, which Pfizer intends to pursue, reimbursement of recruiting expenses for licensed physicians may constitute a reportable transfer of value under the federal transparency law commonly known as the Sunshine Act. Therefore, if you are a licensed physician who incurs recruiting expenses as a result of interviewing with Pfizer that we pay or reimburse, your name, address and the amount of payments made currently will be reported to the government. If you have questions regarding this matter, please do not hesitate to contact your Talent Acquisition representative.

Pfizer is committed to equal opportunity in the terms and conditions of employment for all employees and job applicants without regard to race, color, religion, sex, sexual orientation, age, gender identity or gender expression, national origin, disability or veteran status. Pfizer also complies with all applicable national, state and local laws governing nondiscrimination in employment as well as work authorization and employment eligibility verification requirements of the Immigration and Nationality Act and IRCA. Pfizer is an E-Verify employer. This position requires permanent work authorization in the United States.

Pfizer endeavors to make www.pfizer.com/careers accessible to all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process and/or interviewing, please email [e-mail] . This is to be used solely for accommodation requests with respect to the accessibility of our website, online application process and/or interviewing. Requests for any other reason will not be returned.

To learn more about acceptable and prohibited uses of AI during the recruitment process, please review our candidate AI-use guidelines available on Pfizer Careers .

Pfizer is a global leader in biopharmaceuticals, driving scientific innovation to develop transformative therapies that enhance healthcare and address critical medical challenges.

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