Junior Short-Term Power Optimizer

About the role

TotalEnergies Gas, Renewables & Power trading entity has a Short-Term Power team responsible for pricing, valuation, trading and optimization of assets and contracts on short-term power markets (Day-Ahead, Intraday, ancillary services and imbalance). The Junior Short-Term Power Optimizer develops and maintains the quantitative models and analyses used to review the short-term optimization strategies of the STP South Europe portfolio and supports the pricing of commercial contracts. The role sits in the Flexibility Trading & Short-Term Optimization team, working closely with Flexibility Traders, Trading & Operations, Research and quantitative/modelling teams.

Key responsibilities

• Assess bidding, arbitrage and asset optimization strategies across short-term power markets, covering flexible and non-flexible assets such as CCGTs, BESS, renewables and supply.
• Take progressive ownership of optimization strategy performance, from proposal and backtesting through implementation monitoring and improvement recommendations.
• Coordinate with Flexibility Traders and Operations on review findings and trading recommendations, and turn quantitative results into bidding and optimization advice.
• Develop, run and maintain quantitative models for optimization and pricing, continuously backtest strategies and adjust models and benchmarks to market changes.
• Backtest systematic and algo-trading strategies and help integrate new assets, contracts and market mechanisms into the review and pricing frameworks.
• Support flexibility traders in pricing commercial contracts and maintain quantitative pricing and valuation models for short-term power assets.
• Monitor KPIs and P&L of optimization strategies, define performance reporting and carry out impact analysis of market and regulatory developments.

Required profile

• Degree in engineering, mathematics, data science or an equivalent quantitative field.
• Strong quantitative and analytical skills.
• Knowledge of Day-Ahead, intraday, balancing and ancillary services markets, and understanding of European energy and power market structures.
• Fluent Spanish and English; French is a plus.
• Experience with optimization, quantitative modelling and/or trading is a plus.

Required skills

• Strong programming skills, particularly Python and SQL.
• Project management and IT skills are a plus.