AI Engineer

At Roche you can show up as yourself embraced for the unique qualities you bring. Our culture encourages personal expression open dialogue and genuine connections where you are valued accepted and respected for who you are allowing you to thrive both personally and professionally. This is how we aim to prevent stop and cure diseases and ensure everyone has access to healthcare today and for generations to come. Join Roche where every voice matters.

We are seeking an experienced AI Engineer to join Roche Information Solutions (RIS) bringing strong expertise in designing building and optimizing production-ready AI Generative AI and multi-agent ecosystems. This role combines hands-on model development and orchestration with responsibilities for system architecture prompt engineering and ensuring highly scalable secure solutions.

You will work closely with business stakeholders to understand requirements and deliver reliable AI solutions/workflows that leverage proprietary enterprise datasets. The role requires ensuring that all AI systems are built securely and remain fully compliant with global data privacy and governance regulations handling sensitive healthcare data in alignment with industry standards such as HIPAA and GDPR.

Success in this role requires proven experience with machine learning cloud platforms and modern AI frameworks. You will be expected to build robust agentic systems implement retrieval-augmented generation (RAG) pipelines ML algorithms and champion secure explainable AI engineering best practices within a healthcare technology environment.

REQUIRED EXPERIENCE SKILLS & QUALIFICATIONS

• 58 years of experience in ML/NLP applied AI data engineering or a related technical field including at least 23 years of hands-on experience developing Generative AI or LLM-based solutions.
• Practical experience with NLP transformer-based models and LLM application development using PyTorch TensorFlow or Hugging Face Transformers.
• Hands-on experience with Generative AI application and agent-orchestration frameworks such as LangChain LangGraph LlamaIndex or CrewAI.
• Experience with vector databases and vector search technologies such as Pinecone Chroma or PostgreSQL with pgvector.
• Strong proficiency in Python and SQL with experience preparing and transforming data for model development evaluation and production AI workflows.
• Experience building retrieval pipelines involving document chunking embedding generation vector indexing metadata filtering similarity search and result reranking.
• Strong prompt and context engineering skills including structured-output design tool calling and grounding responses in approved data sources.
• Experience implementing input and output guardrails fallback mechanisms automated evaluations and regression tests for LLM applications.
• Expertise in deploying and operating production AI/ML and Generative AI solutions on AWS or another major cloud platform including monitoring scaling security reliability and cost optimization.
• Proficiency in Git Docker automated CI/CD pipelines unit and integration testing REST API development and microservices architecture.
• Experience with LLM observability platforms such as Langfuse or LangSmith to trace and monitor model calls agent workflows tool usage retrieval steps errors latency and cost.
• Experience working in SAFe/scaled Agile environments.
• Demonstrated ability to collaborate across product engineering data cybersecurity privacy quality regulatory and domain teams while identifying risks and dependencies early.
• Strong analytical written and verbal communication skills with the ability to explain technical trade-offs clearly to technical and non-technical stakeholders.
• Experience applying security-by-design and privacy-by-design principles to AI systems handling sensitive data including least-privilege access controls encryption in transit and at rest secrets management audit logging data minimization and secure access to model endpoints.

KEY RESPONSIBILITIES

• Design build and optimize production AI/ML systems including NLP applications and single and multi-agent workflows. Implement routing intent classification planning tool use state and memory management error handling and human-in-the-loop(HITL) escalation where required.
• Architect and implement production AI systems using appropriate service architectures scalable deployment patterns and reliable model integration.
• Build RAG pipelines for source ingestion document processing and chunking embedding generation indexing metadata enrichment and filtering retrieval reranking and grounded response generation with source attribution and authorization-aware retrieval.
• Design test and refine prompt and context strategies to improve output quality relevance and adherence to safety requirements.
• Fine-tune and adapt foundation models using approved enterprise data to meet defined business requirements.
• Implement LLM observability and tracing using platforms such as Langfuse or LangSmith to monitor prompts retrieved context tool calls model outputs errors latency token usage and model costs.
• Design implement and maintain automated CI/CD pipelines for AI applications. Build workflows using tools such as MLflow Amazon SageMaker Airflow Argo Workflows etc.
• Design and operate secure scalable AI systems that meet applicable privacy security governance quality and regulatory requirements. Collaborate with relevant teams to implement and document required controls.
• Define and promote reusable patterns reference implementations and engineering standards for enterprise AI delivery across RIS.
• Stay current with relevant AI engineering advances and assess them pragmatically for Roche use cases.

• Experience working within the Healthcare Laboratory (IVD) domain is a strong plus.
• Demonstrated ability to collaborate effectively with cross-functional teams in a fast-paced and dynamic environment.
• Proven track record of conducting root cause analyses on systems and processes to address specific business inquiries and identify areas for enhancement.

Bachelors or Masters degree in Computer Science Artificial Intelligence Machine Learning Data Science or a related discipline.

A healthier future drives us to innovate. Together more than 100000 employees across the globe are dedicated to advance science ensuring everyone has access to healthcare today and for generations to come. Our efforts result in more than 26 million people treated with our medicines and over 30 billion tests conducted using our Diagnostics products. We empower each other to explore new possibilities foster creativity and keep our ambitions high so we can deliver life-changing healthcare solutions that make a global impact.

Lets build a healthier future together.

Roche is an Equal Opportunity Employer.