Senior Portfolio Analyst - NESO

About The Role

National Energy System Operator (NESO) recognises the potential of bright and talented individuals, and we encourage you to join us as Great Britain’s energy system undergoes an ambitious, exciting, and vital transformation. Together with industry, we are creating a cleaner, more sustainable energy future.

The Senior Portfolio Analyst sits within the Enterprise Portfolio Office (EPO), which is responsible for the effective management of NESO’s enterprise-wide portfolio to ensure alignment to strategic objectives and maximise the value derived from portfolio investments in delivering the organisation’s net zero goals.

Reporting to a Portfolio Manager, this role supports the end-to-end management of the Enterprise Portfolio pipeline. The role holder will provide insight, analysis and coordination to enable effective portfolio planning, prioritisation, financial management and decision-making across NESO.

The role is key to ensuring that portfolio demand is effectively captured, assessed and prioritised, and that accurate, timely information is available to support investment decisions and ongoing portfolio management.

The role can be based in Wokingham or Warwick, with hybrid working from both the office and home. Attendance in Warwick or Wokingham offices is required 1 - 2 times a week.

• Supporting the management of the Enterprise Portfolio pipeline, ensuring all demand is captured, tracked and maintained with accurate and up-to-date information.
• Managing the portfolio “front door” process, coordinating submissions, ensuring completeness of information and supporting the governance and approvals process.
• Support the prioritisation and phasing of portfolio activity by providing analysis, data and insights to enable alignment to strategic objectives and investment constraints.
• Developing and maintaining portfolio plans, ensuring alignment across programmes, projects and key BAU initiatives.
• Supporting portfolio financial tracking and reporting, ensuring accurate and timely insight on spend, forecasts and financial performance.
• Developing and maintaining high-quality portfolio data, MI and reporting to provide clear, actionable insight to stakeholders and governance forums.
• Supporting governance forums and approval processes by preparing high-quality materials, ensuring data accuracy and enabling effective decision-making.
• Contributing to the continuous improvement of portfolio pipeline, planning and financial management processes, ensuring efficiency, consistency and best practice.

Applicants must have the right to work in the UK by the start of employment. Visa sponsorship may not be available for this role and will be considered in line with business requirements.

We’re forging the path, and we know we can’t do it alone. That’s why we need visionary minds like yours to join us on this transformative journey. In this case, we’re looking for someone who:

• Is passionate about portfolio or programme management offices and understands the importance of a strategic, insight-led function.
• Has a good understanding of portfolio planning, prioritisation and financial management processes.
• A Professional certification in portfolio / programme / project management (e.g. MSP, MoP, PRINCE2, APM) or equivalent experience.
• Demonstrates strong attention to detail, ensuring high-quality, accurate and reliable portfolio data.
• Is highly organised, proactive and able to manage multiple priorities in a fast-paced environment.
• Is flexible, dynamic and able to pivot quickly in response to changing organisational priorities.
• Has experience supporting governance processes, approvals and business case coordination.
• Brings experience in data analysis, reporting and Management Information (MI) to support decision-making.
• An exceptional team player demonstrating strong communication and stakeholder engagement skills, with the ability to work effectively across teams.

A competitive salary of £60,000 - £65,000 dependent on experience and capability

• You will receive a bonus based on company performance
• 26 days annual leave as standard
• A competitive contributory pension scheme where we will…