Pfizer

PharmSci Agentic and Generative AI Architect

Pfizer$139K — $231K *
Pharmaceuticals & Biotech
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Degree in Computer Science, Software Engineering, AI/ML, or equivalent applied experience required.
  • 6+ years (Bachelor’s), 5+ years (Master’s), or 1+ year (PhD) of relevant experience.
  • Significant hands?on experience building production software and applied AI systems.
  • Deep experience with GenAI, RAG architectures, and agentic workflow design.
  • Strong programming skills (e.g., Python) and modern AI engineering practices.

Responsibilities

  • Design and implement agentic AI systems for multi?step reasoning and autonomous task execution.
  • Architect enterprise?grade GenAI solutions, including RAG pipelines and embedding strategies.
  • Lead PoCs and scale successful solutions into production?ready capabilities.
  • Establish reusable architectural patterns and technical standards for GenAI systems.
  • Integrate AI solutions with existing platforms and workflows to support adoption.
  • Mentor developers and enhance overall GenAI and agentic AI maturity.
  • Embed governance and monitoring considerations into solution design.

Benefits

  • 401(k) plan with Pfizer Matching Contributions and additional Retirement Savings Contributions.
  • Paid vacation, holiday, and personal days.
  • Paid caregiver/parental and medical leave.
  • Health benefits, including medical, prescription drug, dental, and vision coverage.
Full Job Description

ROLE SUMMARY:

The PharmSci Agentic & Generative AI Architect is a hands‑on technical leader responsible for designing, building, and scaling agentic and generative AI solutions in support of Pharmaceutical Sciences initiatives. This role translates Big Ideas into production‑ready AI systems, applying strong engineering discipline, scalable architecture, and responsible AI practices.

The role operates as a senior individual contributor with broad technical influence, partnering closely with scientific and product leads while maintaining accountability for technical design and execution.

ROLE RESPONSIBILITIES:

Agentic & Generative AI Architecture

  • Design and implement agentic AI systems capable of multi‑step reasoning, tool use, and autonomous task execution.

  • Architect enterprise‑grade GenAI solutions, including RAG pipelines, embedding strategies, orchestration layers, and evaluation frameworks.

Delivery & Technical Execution

  • Lead PoCs and pilots and scale successful solutions into production‑ready capabilities.

  • Establish reusable architectural patterns, reference implementations, and technical standards for GenAI and agentic systems.

  • Ensure solutions meet expectations for reliability, observability, performance, and cost effectiveness.

Integration & Enablement

  • Integrate AI solutions with existing platforms, data sources, and workflows to support adoption.

  • Partner with science and product leads to translate requirements into robust technical designs and delivery milestones.

  • Mentor team developers and contribute to raising overall GenAI and agentic AI maturity.

Responsible AI Implementation

  • Embed governance, security, evaluation, and monitoring considerations into solution design and deployment.

  • Support sustainable operation through appropriate lifecycle and maintenance practices.

BASIC QUALIFICATIONS:

  • Degree in Computer Science, Software Engineering, AI/ML, or equivalent applied experience required and with 6+ years (Bachelor’s), 5+ years (Master’s), or 1+ year (PhD) of relevant experience.

  • Significant hands‑on experience building production software and applied AI systems.

  • Deep experience with GenAI, RAG architectures, and agentic workflow design.

  • Strong programming skills (e.g., Python) and modern AI engineering practices.

PREFERRED QUALIFICATIONS:

  • Experience operating in regulated or process‑heavy environments.

  • Track record of delivering reusable platforms, accelerators, or reference architectures.

  • Ability to communicate complex technical concepts clearly to non‑technical partners.


Candidate demonstrates a breadth of diverse leadership experiences and capabilities including: the ability to influence and collaborate with peers, develop and coach others, oversee and guide the work of other colleagues to achieve meaningful outcomes and create business impact.

NON-STANDARD WORK SCHEDULE, TRAVEL OR ENVIRONMENT REQUIREMENTS:

  • This role operates within a globally distributed team across multiple time zones, including the United States and India. As such, periodic flexibility in work hours is required to enable effective collaboration, including occasional meetings outside of standard local business hours.

  • Limited travel is expected to support in-person collaboration and key project milestones, typically a few times per year.

ADDITIONAL DETAILS:

  • Last date to apply is June 12, 2026

  • Work Location Assignment: This is a hybrid role requiring you to live within commuting distance and work on-site an average of 2.5 days per week.

The annual base salary for this position ranges from $139,100.00 to $231,900.00. In addition, this position is eligible for participation in Pfizer’s Global Performance Plan with a bonus target of 17.5% 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. This role is posted in multiple locations. If you are applying for the role in an secondary job posting location where pay transparency regulations apply, your Talent Advisor will share the local pay information with you during the first interview.

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.

Information & Business Tech

About Pfizer

Hospira, Inc. is the provider of injectable drugs and infusion technologies. Through its broad, integrated portfolio, Hospira is uniquely positioned to Advance Wellness™ by improving patient and caregiver safety while reducing healthcare costs. The company is headquartered in Lake Forest, Ill., and has approximately 16,000 employees.

Pfizer Careers

Joining Pfizer’s global team offers more than just job opportunities; it’s a chance to be a part of a company that leads with science and innovates for better health. As a leading biopharmaceutical company, Pfizer is at the forefront of transforming lives through innovation, leadership, and diversity. Work You’ll Do At Pfizer, you will collaborate with some of the brightest minds in the industry, engaging in work that enhances global health and saves lives. Our culture thrives on intellectual curiosity, professional growth, and inclusivity, making every day a learning opportunity. Here, your skills will be honed, your professional acumen will be expanded, and you will be part of a team that values the power of diverse insights to drive success. Pfizer’s Leadership and Growth Lead and innovate with Pfizer, where we value the growth of each employee. Our leadership is committed to providing employees with the training and resources needed to excel in their careers. Pfizer offers a variety of career paths, including roles in research, marketing, finance, technology, and more, each offering a unique blend of challenges and rewards. Internship and Employment Opportunities Start your career with Pfizer through our internship programs or dive straight into a full-time position. We are hiring individuals who are passionate about healthcare and who seek to make a difference in the world. Our internships provide invaluable industry experience, networking opportunities, and a potential pathway to full-time employment. Benefits and Culture Pfizer is dedicated to fostering a workplace where all employees feel valued and can achieve their full potential. We offer competitive benefits packages that support the health, well-being, and financial security of our employees and their families. At Pfizer, you’ll find a culture that encourages collaboration, innovation, and continuous learning. Join Our Team Explore the numerous job opportunities at Pfizer by searching open positions that match your skills and interests. We look for driven, curious, and innovative team players who are ready to advance their careers in a transformative company. Stay Connected Keep up to date with career tips, insider perspectives, and industry-leading insights you can put to use today—all from the people who work here. Personalize your subscription to receive job alerts, latest news, and insider tips tailored to your preferences. Discover the exciting and rewarding career opportunities that await at Pfizer. Interview and Resume Tips Prepare for your future with Pfizer by utilizing our resources for resume building and interview preparation. We provide guidance on how to effectively showcase your skills and experiences to align with the needs of a position at Pfizer. Our goal is to help you succeed in securing a role that suits your professional goals and personal growth aspirations. Pfizer: A Place Where You Can Make a Difference Every position at Pfizer contributes to our mission of making the world a healthier place. Whether through direct patient care, research innovation, or corporate roles that support our operations, your work will have global impact. Join us in our journey to change lives—explore Pfizer careers today.
Learn more about Pfizer
Size
79,000 employees
Market Cap
$285.9 billion
Industry
Net Income
$9.6 billion
Founded
1849
5 Year Trend
+9%
Revenue
$41.9 billion
NASDAQ

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