Bacterial Immunoassay Development Senior Scientist

Pfizer Inc.; Pearl River (NY); On-site; USD 94,000 - 156,000; Full time

Benefits offered by this job

401(k) matching

Retirement savings contribution

Paid vacation

Holiday & personal days

Caregiver/ parental leave

Medical, dental, vision insurance

Job summary

Pfizer Inc. is actively seeking a vaccine-immunology expert to advance bacterial immunoassay development and support preclinical and clinical programs.

The role emphasizes cross-functional collaboration across R&D teams to deliver robust assay solutions and data for regulatory submissions. You will lead development activities, validate assays, and contribute to technical reports and publications, while ensuring data quality and regulatory compliance in a fast-paced environment.

Qualifications

• Advanced knowledge of immunological principles and bacterial vaccine evaluation.
• PhD in immunology, microbiology, biological sciences, or related field with 0 to 3 years of experience OR MBA/MS with 7 to 8 years of experience OR BA/BS with 9 to 11 years of experience.
• Demonstrated experience in immunoassay development, qualification, validation, and clinical testing.
• Hands-on experience with ELISA, multiplex immunoassays, functional antibody assays, or related immunological techniques.
• Strong capabilities in experimental design, data analysis, troubleshooting, and scientific problem-solving.
• Ability to lead scientific initiatives and collaborate effectively across multidisciplinary teams.
• Strong written and verbal communication skills.

Responsibilities

• Apply advanced knowledge of bacterial immunology, immunoassay platforms, and functional assay methodologies to support vaccine development programs.
• Serve as a technical expert in development, qualification, validation, and lifecycle management of bacterial immunoassays.
• Lead assay activities across development, including assay design, feasibility assessment, method optimization, validation, technology transfer, and clinical sample testing support.
• Develop and evaluate innovative approaches and hypotheses to improve assay performance.
• Resolve moderately complex scientific and technical issues involving assay performance, data interpretation, and clinical study support.
• Adapt and refine established methodologies while maintaining data quality, reproducibility, and regulatory compliance.
• Work independently, manage priorities, and collaborate with cross-functional partners.
• Interpret and communicate complex data to project teams and stakeholders.
• Collaborate with clinical, statistical, regulatory, quality, and lab operations to support assay implementation.
• Contribute to technical reports, regulatory submissions, scientific publications, and presentations.

Skills

Immunoassay development

ELISA

Multiplex immunoassays

Functional antibody assays

Experimental design

Data analysis

Scientific problem solving

Leadership across teams

Communication skills

Education

PhD in immunology, microbiology, biological sciences or related

MBA/MS with 7–8 years of experience

BA/BS with 9–11 years of experience

Job description

Use Your Power for Purpose

At Pfizer, our purpose is to deliver breakthroughs that transform patients' lives. Central to this mission is our Research and Development team, dedicated to translating advanced science and innovative technologies into impactful therapies and vaccines. Whether you are engaged in discovery sciences, ensuring the safety and efficacy of drugs, or supporting clinical trials, you will leverage cutting-edge design and process development capabilities. Your efforts will accelerate the delivery of best-in-class medicines to patients globally, fulfilling Pfizer's commitment to making a meaningful difference in healthcare.

What You Will Achieve

In this role, you will:

• Apply advanced knowledge of bacterial immunology, immunoassay platforms, and functional assay methodologies to support vaccine development programs.
• Serve as a technical expert in the development, optimization, qualification, validation, and lifecycle management of bacterial immunoassays.
• Lead assay activities across the development, including assay design, feasibility assessment, method optimization, validation, technology transfer, and clinical sample testing support.
• Develop and evaluate innovative approaches, methodologies, and hypotheses to improve assay performance and address scientific challenges.
• Resolve moderately complex scientific and technical issues involving assay performance, data interpretation, and clinical study support.
• Adapt and refine established methodologies while maintaining data quality, reproducibility, and compliance with applicable quality and regulatory requirements.
• Work independently, manage assigned priorities, and engage colleagues and cross-functional partners to address emerging scientific questions and program needs.
• Interpret and communicate complex data to project teams and stakeholders to support decisions across preclinical and clinical vaccine programs.
• Collaborate with clinical, statistical, regulatory, quality, and laboratory operations partners to support assay implementation and timely delivery of clinical testing data.
• Contribute to technical reports, regulatory submissions, scientific publications, and presentations.

Here Is What You Need

Must have

• Advanced knowledge of immunological principles and bacterial vaccine evaluation.
• PhD in immunology, microbiology, biological sciences, or a related discipline with 0 to 3 years of experience OR MBA/MS with 7 to 8 years of experience OR BA/BS with 9 to 11 years of experience
• Demonstrated experience in immunoassay development, qualification, validation, and clinical testing.
• Hands-on experience with ELISA, multiplex immunoassays, functional antibody assays, or related immunological techniques.
• Strong capabilities in experimental design, data analysis, troubleshooting, and scientific problem-solving.
• Ability to lead scientific initiatives and collaborate effectively across multidisciplinary teams.
• Strong written and verbal communication skills.

Nice to Have

• An equivalent combination of education and relevant industry experience that demonstrates expertise in bacterial immunoassay development, validation, and clinical testing will also be considered.
• Proficiency with personal computers, including word processing, spreadsheets, Excel, PowerPoint, and relevant scientific software.
• Excellent organization skills and the ability to manage time effectively.
• Strong interpersonal skills and the ability to work collaboratively within a team.
• 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, including risk management and ethical use.

Other Work Details

Work Location Assignment: On Premise.

The annual base salary for this position ranges from $93,600.00 to $156,000.00. In addition, this position is eligible for participation in Pfizer’s Global Performance Plan with a bonus target of 12.5% of the base salary and eligibility to participate in our share based long term incentive program. 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.

EEO & Employment Eligibility

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 .

Research and Development