Job Title : Principal AI / ML Engineer Location : Seattle, WA Role Overview We are looking for a highly accomplished Principal AI / ML Engineer to lead the design, development, and deployment of next-generation AI solutions. This role requires a visionary technical leader with deep expertise in Generative AI, LLMs, MLOps, and advanced ML architectures . You will define the technical strategy, mentor engineering teams, and drive innovation across enterprise AI initiatives.
Key Responsibilities
- AI / ML Architecture & Solution Design Architect scalable AI / ML frameworks, platforms, and system designs aligned with enterprise needs. Develop standards, best practices, and reusable components for high-performance AI systems.
- End-to-End Model Lifecycle Lead the full ML lifecycle including data preparation, feature engineering, model training, optimization, deployment, and ongoing monitoring. Ensure model performance, accuracy, and reliability at scale.
- MLOps & Engineering Excellence Build and optimize end-to-end MLOps pipelines using industry-leading tools. Enable CI / CD for ML workflows and production-grade automation of training and inference systems.
- Leadership & Team Development Mentor senior engineers and guide cross-functional technical teams toward building impactful AI products. Foster a culture of innovation, technical rigor, and continuous improvement.
- Generative AI & Innovation Lead initiatives in LLM fine-tuning, Retrieval-Augmented Generation (RAG), embeddings, and vector search technologies. Evaluate emerging AI trends and technologies to accelerate organizational innovation.
- Governance, Security & Ethics Ensure compliance with AI governance, fairness, bias mitigation, and responsible AI principles. Define policies for secure, safe, and ethical AI practices.
- Strategic Business Alignment Collaborate with business, product, and executive teams to align AI programs with organizational priorities. Translate complex technical concepts into actionable business strategies.
Required Skills & Experience
Technical Expertise Strong proficiency in Python , TensorFlow , PyTorch , Scikit-learn , and Transformer architectures . Hands-on experience with LLM fine-tuning , RAG , and vector databases such as FAISS and Pinecone .MLOps & Cloud Platforms Expertise with MLflow , Airflow , Docker , Kubernetes , and modern ML automation pipelines. Experience with cloud ML platforms such as AWS SageMaker , Google Cloud Platform Vertex AI , or Azure ML .Data & Governance Strong understanding of data engineering , model governance , AI fairness , and ethical AI practices .Leadership & Communication Excellent communication, stakeholder management, and ability to influence technical and business leaders at all levels. Proven experience leading large-scale AI / ML initiatives and mentoring engineering teams.