Connections Data Analyst

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.

Due to continuous growth, we are looking for a Strategic Demand Data Analysts to support the development of high‑quality insight on future electricity demand at transmission level. This role sits at the centre of NESO’s Strategic Demand activity, working with complex, evolving datasets to inform system planning, policy development, regulatory engagement, and operational decision‑making.

The successful candidate will analyse demand‑related data from customer submissions, internal operational systems, and external sources to identify trends, risks, and emerging patterns. They will support evidence‑based narratives for senior leadership, regulators, and industry, and play a key role in responding to time‑critical data requests, including Freedom of Information (FOI) requests, Parliamentary Questions, and external reporting requirements.

This is a fast‑paced, analytical role requiring strong judgement, curiosity, and the ability to translate ambiguous questions into clear, structured analysis.

This role can be based from Wokingham, Warwick or Glasgow, and we continue to offer hybrid working from office and home. We are open to full time and part time applicants, as well as flexible working arrangements. 

Key Accountabilities 

• Lead high-quality, forward-looking analysis of demand-related datasets to strengthen NESO’s strategic understanding of current and future transmission demand, enabling more confident system planning, policy positioning, and investment decision-making.
• Proactively identify strategic trends, risks, opportunities, outliers, and emerging demand patterns that could materially influence network investment, whole-system planning, customer outcomes, and policy development.
• Develop and apply robust analytical frameworks that shape strategic scenarios, inform policy choices, and support operational planning across NESO, turning complex data into evidence-led recommendations for senior stakeholders.
• Work closely with the Strategic Demand Business Analyst to align, integrate, and validate upstream data, assumptions, and classifications.
• Support the development of insight‑led narratives, briefings, and visual outputs for senior leadership, regulatory engagement, strategy teams, and industry forums.
• Respond to urgent or specialised insight requests from Strategy, Reform, Operations, Planning, or Senior Leadership Team (SLT), often to tight timescales and with incomplete information.
• Translate ambiguous or high‑level questions into clear analytical tasks, agreeing scope, assumptions, limitations, and confidence levels with stakeholders.
• Ensure that analytical outputs are reproducible, appropriately documented, and aligned with NESO’s data governance, assurance, and information management standards.
• Support stakeholder engagement by preparing data‑backed materials for industry events, customer discussions, and cross‑organisational workshops. 

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.

About You

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 has:

• Experience analysing complex datasets to generate clear, actionable insight, ideally within energy, infrastructure, policy, or regulated environments.
• Strong ability to identify patterns, trends, and data quality issues, and to explain their implications clearly to non‑technical audiences.
• Experience responding to structured data requests or external scrutiny (e.g. regulatory queries, FOIs, audits, or formal reporting), with a strong focus on accuracy, traceability, and transparency.
• Confidence working with ambiguity, translating high‑level questions into well‑scoped analytical work with clearly stated assumptions and limitations.
• Proficiency in analytical tools such as Excel, SQL, Python, Power BI, or equivalent (tooling may vary depending on NESO platform). 

What You'll Get

A competitive salary of £50,000 - £65,000 dependent on experience and capabilityAs well as your base salary, NESO's core benefits are the essential perks and advantages that form part of your employee package. - You will receive a bonus based on company performance- 26 days annual leave as standard - A competitive contributory pension scheme where we will double match your contribution to a maximum company contribution of 12%. - Annual Enrollment to NESO Savings Plan, when you save between £20- £500 a month from your take-home pay, we will pay a 50% matching contribution. NESO's flexible benefits programme provides you with more flexibility around your health, lifestyle and protection benefits, here's just a few available: - Flexible Bank Holidays & Holiday Trading - Additional Birthday Day Off - Cycle to Work Scheme, Retail & Gym Discounts - Private Medical Insurance, Critical Illness Insurance & Personal Accident Insurance  

About Us

At the National Energy System Operator (NESO), we play a vital role in tackling climate change and securing Great Britain's energy future. We already operate the world's fastest decarbonising electricity system and are working towards our ambition to run it carbon-free for a short period this year - provided the market supplies electricity exclusively from renewable sources. Alongside this, we provide expert advice to government on how to deliver a clean power system by 2030.

In autumn 2024, the Electricity System Operator (ESO) transitioned to become NESO - an independent, expert public corporation with a whole-system view across electricity, gas, and hydrogen. NESO operates independently and transparently, always acting in the best interests of all energy users.

Licensed and regulated by Ofgem, we make impartial decisions that balance sustainability, affordability and security. Our organisation is fully independent from government, the regulator and all commercial interests, with a clear focus on system-wide benefit, long term thing and public value.

The time to deliver is now. Join the energy transformation and help shape the future. Your energy. Our future. Together

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.

More Information

This role closes at 23:59, on the day before date shown above, however we encourage candidates to submit their application as early as possible and not wait until the published closing date as this can vary.Research shows that some people may hesitate to apply unless they meet every single requirement. At NESO, we believe potential comes in many forms and we're committed to a fair, inclusive recruitment

We're committed to building a workforce that represents the communities we serve, and a working environment in which each individual feels valued, respected, fairly treated, and able to reach their full potential. If this role sparks your interest but you're not sure you tick every box, we still want to hear from you. process where everyone has the opportunity to show their talents. We celebrate the difference people can bring into our organisation, and welcome and encourage applicants with diverse experiences and backgrounds.