Sr. AI / ML Engineer – OpenAI Expert

Job description

We are looking for a highly skilled **Sr. AI / ML Engineer with deep OpenAI expertise** to lead the design, development, and deployment of enterprise-grade AI solutions for Zensar's global client portfolio. This is a senior individual contributor role requiring hands-on mastery of **OpenAI's full platform stack** — including GPT-4o, o-series reasoning models, Assistants API, Function Calling, and Fine-Tuning — combined with strong ML engineering fundamentals. The ideal candidate will architect **scalable agentic AI systems, RAG pipelines, and multi-model workflows** that deliver measurable business impact across Zensar's Data Engineering & Analytics service line.