Gen AI Validator, Officer (Hybrid)

Citi is looking for an AI Risk Validator specialising in Generative AI to join its AI Review and Challenge Group within the Model Risk Management organisation - a team at the centre of how one of the world's largest financial institutions governs and validates AI. In this role, you will independently assess and challenge AI and machine learning systems across business lines, markets, and functions, spanning Generative AI, Agentic AI, natural language processing, computer vision, recommender systems, and anomaly detection. Your work directly shapes the integrity and governance of AI across Citi's global operations.

Responsibilities

• Conduct independent reviews and substantive challenge of AI and machine learning systems throughout their full lifecycle, ensuring risks are identified and clearly communicated to stakeholders.
• Assess AI and machine learning implementations against applicable risk policies, testing standards, and procedural requirements to ensure all risk dimensions are appropriately managed.
• Engage directly with AI developers, sponsors, governance teams, internal audit, and regulators to provide clear, evidence-based challenge and guidance on AI-related risk matters.
• Validate and enhance methodologies used to measure and monitor risk across market, credit, and operational risk types, ensuring analytical rigour and accuracy.
• Prepare and contribute to responses for internal and external regulatory examinations, ensuring findings are well-evidenced and clearly articulated.
• Contribute to the design and continuous improvement of risk frameworks, programmes, and practices that govern AI systems at scale.
• Collaborate on cross-functional strategic initiatives within the model risk management organisation, helping to advance standards and best practices across the AI validation function.

Required qualifications & skills

• Master's degree or above in mathematics, statistics, computer science, engineering, data science, AI, machine learning, or a related quantitative field.
• 4 or more years of analytics experience in financial services or a related industry, with at least 2 years focused on Generative AI, Agentic AI, or machine learning.
• Hands-on technical knowledge of common AI and machine learning techniques, with the ability to critically assess their application and limitations in a financial context.
• Experience working in financial services, with a clear understanding of the risk, regulatory, and governance landscape relevant to AI systems.
• Ability to communicate complex technical findings clearly and concisely, both in writing and verbally, to a range of technical and non-technical audiences.
• Demonstrated ability to manage multiple concurrent workstreams with precision, meeting deadlines and maintaining quality across all deliverables.
• Strong stakeholder engagement skills, with the ability to influence and build effective working relationships across technical, risk, and governance teams.

Beneficial skills & qualifications

• Prior experience in model validation, including the independent review and challenge of quantitative models or AI systems within a financial institution.

What we offer

At Citi, you will work in a high-performing, globally connected team that sits at the intersection of AI innovation and financial risk governance. This is a role with real influence - your assessments and recommendations shape how AI is deployed responsibly across one of the most complex financial organisations in the world.

• A hybrid working arrangement with 3 days in the office and 2 days working remotely, providing flexibility alongside meaningful in-person collaboration.
• Exposure to the full spectrum of AI sub-fields - from Generative AI and Agentic AI to computer vision and anomaly detection - at a scale few organisations can offer.
• The opportunity to contribute to strategic, cross-functional initiatives that influence AI governance standards across global markets and business lines.
• Continuous learning and professional development, with access to cutting-edge AI and risk management practices in a rapidly evolving field.
• A performance-driven environment where your analytical contributions are visible, valued, and directly connected to business outcomes.
• Competitive financial wellbeing and benefits, alongside a global organisation with long-term career pathways across risk, AI, and financial services.

Apply now to help shape how Generative AI is validated and governed at one of the world's leading financial institutions.

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