Data & Analytics Analyst / Senior Analyst

About the role

Join Oliver Wyman’s Data & Analytics (DNA) division in Athens, collaborating with clients and colleagues to solve complex analytical challenges across industries such as financial services, climate & sustainability, energy, retail and transportation.

Key responsibilities

• Design and prototype analytical solutions, including NLP‑based toolkits, portfolio decarbonisation models, and promotional analytics.
• Develop and validate predictive models (e.g., probability of default, loss models) using Python for European banks.
• Identify supply‑chain risks by integrating live data feeds and applying bespoke AI risk methodologies.

Required profile

• Degree (BSc, MSc or PhD) in a quantitative discipline such as Data Science, Mathematics, Statistics, Computer Science or Engineering.
• Strong data‑driven mindset with the ability to explain complex concepts to clients.
• Excellent written and spoken English and Greek.
• Analyst: minimum 6 months experience; Senior Analyst: minimum 2 years experience in consulting, top‑tier banking or financial institutions.

Required skills

• Programming in Python (or R).
• Experience with machine‑learning techniques and NLP.