Portfolio Performance & Insights Analyst

National Gas Transmission PLC; Peterborough; Hybrid; GBP 44,000 - 50,000; Full time

Benefits offered by this job

Enhanced pension 12%

Bonus up to 6%

Car scheme

Life insurance 10x salary

Income protection

Flexible benefits

Wellbeing & development

Job summary

National Gas is seeking a Portfolio Performance & Insights Analyst to turn project updates and performance data into meaningful insights for a £600m+ capital programme in our East Region.

You’ll work closely with project and programme teams to understand how investment is progressing, bring together the story behind the data, and provide leaders with the insight they need to make informed decisions. The role is hybrid, with a requirement to be in the Peterborough office several days a week.

Qualifications

• Experience in project, programme, portfolio, or performance reporting within a complex delivery environment.
• Strong analytical skills, with the ability to draw meaningful conclusions from changing or incomplete information.
• Experience working closely with project or programme teams to gather, understand, and challenge delivery information.
• Ability to consolidate multiple project updates into clear portfolio-level insight.
• Confidence building relationships with and constructively challenging project teams, sponsors, and senior stakeholders.
• Experience preparing concise reporting and insight for senior-level forums.
• Good Excel skills and confidence working with project and performance data.
• Experience within a large capital investment, infrastructure, utilities, or engineering environment.
• Understanding of project controls and measures relating to cost, schedule, milestones, risk, or delivery confidence.
• Experience using Power BI or similar reporting and visualisation tools.

Responsibilities

• Partner with Senior Project Managers and Project Managers to understand project progress, risks, milestones, and emerging issues.
• Consolidate project updates and performance information into clear portfolio-level insight.
• Prepare Programme Board reporting that gives senior leaders a meaningful view of performance and areas requiring attention.
• Work with Project Sponsors and delivery teams to understand challenges, dependencies, and opportunities for intervention.
• Attend project review meetings to build an informed view of delivery performance and follow through on key actions.
• Use existing reports, dashboards, and data to identify trends, risks, and insights that support better decision-making.
• Develop and improve reporting where needed, ensuring information remains clear, relevant, and focused on delivery.

Skills

Portfolio reporting

Data analysis

Stakeholder management

Excel skills

Power BI

Delivery confidence

Communication

Tools

Power BI

Job description

Portfolio Performance & Insights Analyst

Date: 7 Oct 2026

Location: Peterborough, GB, PE7 8FD

Company: National Gas

Requisition ID: 3322

£44,000 to £50,000 + up to 6% bonus

Location: Peterborough

Working pattern: Hybrid, with a minimum of 3 days a week working in the office

Travel: Occasional travel across the East region, as and when required

Location requirement: Based within reasonable travelling distance of Peterborough

About us

At National Gas, the work we do matters.

As Britain's national gas network, we help keep the lights on, businesses running, and homes warm by maintaining the critical infrastructure that transports gas across Great Britain. While providing the energy security Britain relies on today, we're also helping transform the network for a clean energy future.

Join us and help secure Britain's energy.

About the role

Help turn project updates and performance data into meaningful insight across a £600m+ capital programme in our East Region.

You’ll work closely with project and programme teams to understand how investment is progressing, bring together the story behind the data, and give leaders the insight they need to make informed decisions.

Why this role matters

Our East region covers strategically important infrastructure, including seven compressor stations and Bacton Gas Terminal, alongside a significant programme of capital investment.

You’ll provide the link between project teams, sponsors, and senior leaders, building a clear picture of portfolio performance. By understanding what’s happening across our projects and translating information into meaningful insight, you’ll help identify emerging issues, support better decisions, and strengthen confidence in delivery.

What you'll be doing

• Partner with Senior Project Managers and Project Managers to understand project progress, risks, milestones, and emerging issues
• Consolidate project updates and performance information into clear portfolio-level insight
• Prepare Programme Board reporting that gives senior leaders a meaningful view of performance and areas requiring attention
• Work with Project Sponsors and delivery teams to understand challenges, dependencies, and opportunities for intervention
• Attend project review meetings to build an informed view of delivery performance and follow through on key actions
• Use existing reports, dashboards, and data to identify trends, risks, and insights that support better decision-making
• Develop and improve reporting where needed, ensuring information remains clear, relevant, and focused on delivery

What you'll bring

This role would suit someone who enjoys looking beyond the numbers, building relationships with project teams, asking the right questions, and translating complex information into clear insight for others.

• Experience in project, programme, portfolio, or performance reporting within a complex delivery environment
• Strong analytical skills, with the ability to draw meaningful conclusions from changing or incomplete information
• Experience working closely with project or programme teams to gather, understand, and challenge delivery information
• Ability to consolidate multiple project updates into clear portfolio-level insight
• Confidence building relationships with and constructively challenging project teams, sponsors, and senior stakeholders
• Experience preparing concise reporting and insight for senior-level forums
• Good Excel skills and confidence working with project and performance data
• Experience within a large capital investment, infrastructure, utilities, or engineering environment
• Understanding of project controls and measures relating to cost, schedule, milestones, risk, or delivery confidence
• Experience using Power BI or similar reporting and visualisation tools

What we offer

• Market-leading double-match pension (up to 12% company contribution)
• Annual performance bonus up to 6%
• Access to the Tusker salary sacrifice car scheme
• 10x salary life assurance and income protection
• Flexible benefits including healthcare, dental, and technology options
• Family-friendly policies, wellbeing support, and professional development opportunities

Inclusive recruitment

We're building a workforce that reflects the communities we serve, championing diversity, and creating an inclusive workplace where everyone is valued for their unique contribution. We support reasonable adjustments throughout the recruitment process and beyond.

National Gas is a Disability Confident employer and signatory of the Armed Forces Covenant

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