Citigroup

Gen AI Engineering and Scaled AI Transformation

📍 Location
Mississauga, ON
⏰ Job Type
Full-time
📅 Posted
June 02, 2026
Apply Now

Job Description

**Role Focus:** **Generative AI Engineering and Scaled AI Transformation for Source to Pay technology group - Hybrid**

**1. Large Language Model (LLM) Strategy & Technical Authority**

+ Acts as a **senior technical authority** on Large Language Models, including both **commercial and open‑source ecosystems** (OpenAI, Gemini, Claude, Llama).
+ Leads **model selection and deployment strategy** , balancing use‑case fit, data sensitivity, cost efficiency, latency, accuracy, and regulatory constraints.
+ Guides decisions on **hosted vs. private vs. fine‑tuned models** , ensuring optimal trade‑offs between performance, control, and operational risk.
+ Establishes **enterprise standards for LLM lifecycle management** , including upgrades, regression validation, and decommissioning.

**2. Hands‑On GenAI Application & Agentic System Design**

+ Demonstrates **hands‑on leadership** in building GenAI applications using **LangChain, LangGraph,...

Ready to Apply?

Take the next step in your career - we're hiring now!

Apply for this Position