Commodities Portfolio Manager

Alexander Chapman Ltd; New York (NY); On-site; USD 250,000 - 380,000; Full time

Job summary

Alexander Chapman Ltd. is seeking an experienced Systematic Commodities Portfolio Manager in New York.

You will own and scale a trading book focused on US natural gas and/or power markets, developing research-to-trading capabilities with autonomy and accountability. You will collaborate with quantitative researchers, engineers, and trading leadership, deploying strategies across a robust platform while continuously refining risk management and portfolio construction.

Qualifications

• Proven track record as Portfolio Manager, systematic trader, or senior quantitative investor with ownership of an independent trading book.
• Demonstrable history of generating meaningful live PnL from systematic commodity trading strategies.
• Strong experience trading US natural gas and/or US power systematically.
• Deep understanding of commodity market structure, including physical and financial drivers, liquidity, seasonality, basis and spreads.
• Experience independently developing and deploying systematic strategies from initial research through live trading.
• Strong quantitative background with expertise in alpha generation, signal development, portfolio construction, and systematic investing.
• Strong understanding of risk management, position sizing, drawdown management, hedging, and portfolio optimization.
• Experience working with large-scale market data and backtesting frameworks.
• Strong programming skills in Python and/or C++, with the ability to conduct research independently.
• Entrepreneurial mindset with ownership and independence.

Responsibilities

• Develop, manage, and scale systematic trading strategies focused on US natural gas and/or US power markets.
• Take full ownership of strategy development, portfolio construction, risk management, execution, and PnL.
• Identify and develop new systematic sources of alpha across commodity markets.
• Conduct quantitative research, signal development, backtesting, and strategy optimization.
• Manage positions and risk across US commodity markets with focus on risk-adjusted returns.
• Continuously evaluate live strategies using PnL, risk, and evolving market conditions.
• Collaborate with quantitative researchers, engineers, and trading infrastructure teams to deploy improvements.
• Enhance portfolio construction, position sizing, hedging, and risk management frameworks.
• Contribute to building infrastructure, research capabilities, and scaling the strategy.

Job description

We are partnering with a leading quantitative hedge fund firm seeking a Systematic Commodities Portfolio Manager to develop, manage, and scale a systematic trading strategy focused primarily on US natural gas and/or US power markets.

The role is suited to an established Portfolio Manager or senior systematic trader with a proven track record of independently managing risk and generating live PnL from systematic commodities strategies. The successful candidate will have significant autonomy across strategy development, portfolio construction, risk management, execution, and capital allocation.

You will work closely with the firm's senior investment and trading leadership while operating with a high degree of independence and ownership. The opportunity offers the infrastructure and resources of an established quantitative platform alongside the freedom to develop new sources of alpha and scale an investment strategy.

Responsibilities

• Develop, manage, and scale systematic trading strategies focused primarily on US natural gas and/or US power markets
• Take full ownership of strategy development, portfolio construction, risk management, execution, and PnL
• Identify and develop new systematic sources of alpha across commodity markets
• Conduct quantitative research, signal development, backtesting, and strategy optimization
• Manage positions and risk across relevant US commodity markets, with a focus on generating consistent risk-adjusted returns
• Continuously evaluate live strategies using PnL, risk, market conditions, execution quality, and changing market dynamics
• Work closely with quantitative researchers, engineers, and trading infrastructure teams to deploy and improve systematic strategies
• Develop and enhance portfolio construction, position sizing, hedging, and risk management frameworks
• Help build the infrastructure, research capabilities, and potentially the team required to scale the strategy
• Contribute to the broader development of the firm's systematic commodities platform

What We're Looking For

• Proven track record as a Portfolio Manager, systematic trader, or senior quantitative investor with ownership of an independent trading book
• Demonstrable history of generating meaningful live PnL from systematic commodity trading strategies
• Strong experience trading US natural gas and/or US power systematically
• Deep understanding of relevant commodity market structure, including physical and financial drivers, market liquidity, seasonality, basis, spreads, volatility, and execution
• Experience independently developing and deploying systematic strategies from initial research through live trading
• Strong quantitative and statistical background, with expertise in alpha generation, signal development, portfolio construction, and systematic investing
• Strong understanding of risk management, position sizing, drawdown management, hedging, and portfolio optimization
• Experience working with large-scale market data and sophisticated research, simulation, and backtesting frameworks
• Strong programming skills in Python and/or C++, with the ability to conduct research independently and work effectively with quantitative researchers and engineers
• Strong understanding of market microstructure, transaction costs, liquidity, and electronic execution
• Ability to evaluate and improve live strategies based on PnL, risk, execution, and changing market conditions
• Entrepreneurial mindset with a high degree of ownership, accountability, and independence
• Ideally, experience building or scaling a systematic commodities strategy and/or developing a team around an investment strategy

The Opportunity

This is an opportunity for an established systematic commodities PM to take significant ownership of a US natural gas and/or power strategy, with the ability to influence research direction, capital deployment, risk parameters, and future strategy development.