Principal Domain Architect - AI

Principal Domain Architect - AI - Tampa, FL

Be a part of a revolutionary change!

At Philip Morris International (PMI), we've chosen to do something incredible. We're totally transforming our business and building our future on one clear purpose - to deliver a smoke-free future.

With huge change, comes huge opportunity. So, if you join us, you'll enjoy the freedom to dream up and deliver better, brighter solutions and the space to move your career forward in endlessly different directions. Our success depends on people who are committed to our purpose and have an appetite for progress.

Your 'day to day':

• Establish the AI-first architecture principles from the perspective of AI platform, influencing, how all-consuming platform domains adopt and scale AI.
• Design and architect strategies, pathways and decision trees to formulate ecosystem for Agentic systems, Agent-to-Agent Communications, Agentic Orchestration, Intelligent Workflows (not only limited to data)
• Provide ROI for ensuring the AI capabilities to integrate seamlessly with all platform engineering domains which includes but is not limited to API gateways, data platform contracts, eventing systems, IAM endpoints, semantic layers.
• Partner with cross-platform domains to embed AI in "everything platform", i.e. Observability, CI/CD, Data Platforms, DevEx, Security, Workplace Services, Incident and Problem management etc.
• Define standards for multi-agent and cross-agent collaboration, integration, policies and AI-to-system interaction patterns.
• Responsible for end-to-end AI Lifecycle Architecture which includes full AIOps, MLOps and LLMOps.
• Guide the architecture of the AI Platform - including LLM services, vector databases, feature stores, model serving infrastructure, agent frameworks and orchestration layers.
• Strategize the step-by-step roadmap for building foundational components required to establish strong AI foundation and infrastructure stack.
• Bring outside-in thinking and thought leadership to drive experimentation, PoCs on emerging AI trends paving a way forward to AI-augmented architectures and AI-driven productivity and deliveries.

Who we're looking for:

• Legally authorized to work in the U.S.
• Commutable distance to Tampa, FL.
• 8+ years of experience in engineering, ML, data platforms and/or distributed systems as a senior architect.
• Deep hands-on experience with modern cloud providers like AWS, Azure or GCP and AI/ML technology stack (including but not limited to LLMs, MCPs, K8s, Open AI, Snowflake, Databricks etc.)
• Deep knowledge about mechanics of building AI platform as a service, Agent to Agent Orchestration, Agentic Layer Integration, AI UX Layer and Conversational AI Models.
• Awareness of Responsible AI frameworks, evaluation standards and frameworks.
• Strong architecture skills in Distributed systems, Data engineering, Cloud Architectures and Platform Engineering.
• Experience with data governance, metadata systems, semantic layers and knowledge graphs.
• Experience in providing clear guidance on designing secure and regulated AI systems at the enterprise scale.
• Ability to break / decouple AI ecosystems into clear capabilities, standards and integration patterns.
• Prior experience in Platform Engineering and building horizontal shared or central capabilities.

Relevant Open Sourcing Considerations:

• Be legally authorized to work in the US.
• International relocation support is not available for this job.
• If you have been in your current job for less than 12 months or if you are on a Performance Improvement Program, you must get the approval of your current manager before applying for the job.
• If you are not a PMI employee and employed by a third an agency, please make a formal application via the external career site at
• To find out more about eligibility to apply for internal jobs, please refer to the Open Sourcing Employee Guidebook on the Internal Careers Portal.

What we offer:

• We offer a competitive base salary, annual bonus (applicable based on level of position), great medical, dental and vision coverage, 401k with a generous company match, incredible wellness benefits, commuter benefits, pet insurance, generous PTO, and much more!
• We have implemented Smart Work, a hybrid model of working that promotes flexibility in the workplace.
• Seize the freedom to define your future and ours. We'll empower you to take risks, experiment and explore.
• Be part of an inclusive, diverse culture where everyone's contribution is respected; Collaborate with some of the world's best people and feel like you belong.
• Pursue your ambitions and develop your skills with a global business - our staggering size and scale provides endless opportunities to progress.
• Take pride in delivering our promise to society: To improve the lives of millions of smokers

PMI is an Equal Opportunity Employer.

PMI is headquartered in Stamford, Conn., and its U.S. affiliates have more than 3,000 employees.

PMI has been an entirely separate company from Altria and Philip Morris USA since 2008. PMI's affiliates first entered the U.S. market following the company's acquisition of Swedish Match in late 2022. Philip Morris International and its U.S. affiliates are working to deliver a smoke-free future. Since 2008, PMI has invested $12.5 billion globally to develop, scientifically substantiate and commercialize innovative smoke-free products for adults who would otherwise continue to smoke with the goal of transitioning legal-age consumers who smoke to better alternatives. In 2022, PMI acquired Swedish Match - a leader in oral nicotine delivery - creating a global smoke-free champion led by the IQOS and ZYN brands. The U.S. Food and Drug Administration has authorized versions of PMI's IQOS electronically heated tobacco devices and Swedish Match's General snus as Modified Risk Tobacco Products and renewal applications for these products are presently pending before the FDA. For more information, please visit and