AI Engineer III (ΑΙ Innovation)

Use Your Power for Purpose
At Pfizer, the impact of technology resonates through every facet of our operations, driving a transformative digital and 'data first' approach. Across all functions-from groundbreaking research to efficient manufacturing-we embrace innovative solutions that empower us to enhance every aspect of drug discovery and development. Your efforts in building robust, reusable AI Solutions and empowering development teams streamline processes, making our work not only faster but easier. In doing so, you contribute significantly to a mission that transcends mere efficiency; you become a vital part of saving countless lives.
As an AI Engineer III, you will be at the forefront of innovation-continuously scouting, testing, and assessing emerging AI technologies. Your work will enable rapid prototyping and proof-of-concepts (PoCs) to evaluate technical feasibility and business impact. Acting as "customer zero," you will help de-risk opportunities before major investment and maintain competitive intelligence through strategic ecosystem partnerships. This role is critical in shaping enterprise AI capabilities that drive transformative outcomes.
Exploration & Innovation

• Continuously research and evaluate emerging AI technologies, frameworks, and tools.
• Lead rapid prototyping and PoCs to validate technical and business value.
• Serve as an early adopter and internal champion for new AI capabilities.

Design & Development

• Develop and maintain AI engineering components, pipelines, and reusable frameworks supporting enterprise use cases.
• Implement and optimize solutions leveraging LLMs, RAG architectures, and multi-agent workflows.
• Build APIs, services, and interfaces connecting AI models with enterprise applications.

Collaboration & Integration

• Partner with data scientists, solution designers, and software engineers to translate prototypes into production-grade implementations.
• Contribute to cross-pillar work across Applied AI Engineering's different teams to ensure cohesive, high-quality delivery.
• Participate in technical design reviews and support integration with internal platforms and enterprise systems.

Quality & Standards

• Follow and contribute to Applied AI Engineering (A2E) standards, coding best practices, and documentation protocols.
• Support evaluation, testing, and monitoring to ensure safety, reliability, and compliance of deployed AI solutions.
• Document components, patterns, and processes to facilitate reuse and knowledge transfer.

BASIC QUALIFICATIONS

• 5+ years of experience in AI, ML, or software engineering roles.
• Strong proficiency in Python and modern frameworks such as LangChain, AI Foundry or similar AI toolkits.
• Experience working with cloud platforms (Azure, AWS, or GCP) and MLOps/LLMOps tools.
• Solid understanding of data pipelines, APIs, vector databases, and model deployment.
• Proven ability to work in collaborative, cross-functional environments.

PREFERRED QUALIFICATIONS

• Pharmaceutical/healthcare industry or consulting experience, along with strong project management skills strongly preferred.
• Expertise in Generative AI, Large Language Models and adjacent technologies.
• Proven track record of developing and delivering AI-driven PoCs and MVPs.
• Strong analytical and problem-solving skills with the ability to navigate complex technical and business challenges.

Work Location Assignment: Hybrid
Please apply by sending your CV and a motivational letter in English
Purpose
Breakthroughs that change patients' lives... At Pfizer we are a patient centric company, guided by our four values: courage, joy, equity and excellence. Our breakthrough culture lends itself to our dedication to transforming millions of lives.
Digital Transformation Strategy
One bold way we are achieving our purpose is through our company wide digital transformation strategy. We are leading the way in adopting new data, modelling and automated solutions to further digitize and accelerate drug discovery and development with the aim of enhancing health outcomes and the patient experience.
Flexibility
We aim to create a trusting, flexible workplace culture which encourages employees to achieve work life harmony, attracts talent and enables everyone to be their best working self. Let's start the conversation!
Equal Employment Opportunity
We believe that a diverse and inclusive workforce is crucial to building a successful business. As an employer, Pfizer is committed to celebrating this, in all its forms - allowing for us to be as diverse as the patients and communities we serve. Together, we continue to build a culture that encourages, supports and empowers our employees.
Disability Inclusion
Our mission is unleashing the power of all our people and we are proud to be a disability inclusive employer, ensuring equal employment opportunities for all candidates. We encourage you to put your best self forward with the knowledge and trust that we will make any reasonable adjustments to support your application and future career. Your journey with Pfizer starts here!
Information & Business Tech