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Portfolio Manager - NESO

National Energy System Operator | warwick, United-Kingdom | Posted June 11, 2026

Position Overview

About The Role

The Portfolio Manager role sits within the Enterprise Portfolio Office (EPO), responsible for managing NESO’s enterprise-wide investment portfolio to align with strategic objectives and maximise value. Reporting to the Head of Portfolio Office, the role provides leadership and ownership of end-to-end Portfolio Governance across NESO, designing, embedding and continuously improving governance frameworks, standards, and methodologies to ensure robust governance, effective portfolio assurance and clear decision-making structures across all programmes and projects.

Key Accountabilities

  • Defining, implementing and continuously improving the end-to-end Enterprise Portfolio Governance framework to ensure consistent, transparent and effective decision‑making across all programmes, projects and key BAU activity.
  • Establishing and maintaining robust portfolio management standards, policies and methodologies to drive consistency, best...

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