Senior Specialist, Economics - NESO at National Energy System Operator in Warwick, England, United Kingdom | GBP61,500-66,500 | Kablio

Role

Description

system modelling

energy analysis

scenario analysis

market simulations

quality assurance

process documentation

Provide oversight, challenge and advice to colleagues on modelling progress, risks and issues, and coach team members.
Lead the delivery of analysis across electricity, gas and hydrogen to support recommendations for how Great Britain can decarbonise its energy system under an integrated system plan.
Develop and maintain whole-energy system models, introducing new methods to improve evidence-based decision-making under uncertainty.
Document modelling processes, assumptions and decisions so that analysis is transparent, auditable and can be repeated when required.
Define modelling hypotheses and scenarios and assess their impacts across electricity, gas and hydrogen networks.
Focus on quality assurance across modelling work and outputs, ensuring processes and results are robust, repeatable and well-tested.
Communicate modelling results and recommendations in a clear, actionable way to senior leadership and external stakeholders.
Lead the development and execution of simulations using pan-European market models.

Requirements

problem solving

energy systems

project management

modelling

data science

communication

A logical, practical approach to problem-solving and the ability to break down complex problems into clear, structured analysis.
Passionate about the energy sector, with an understanding of energy system structures, challenges and interactions between electricity, gas and hydrogen.
Strong project management skills, with the ability to plan, prioritise and deliver analytical work across multiple workstreams.
Solid experience of using modelling and analytical software and translating data into insights.
Experience of economics, data science, system analysis or network planning, with the ability to think holistically.
Excellent written and verbal communication skills, with the ability to explain complex modelling outputs to non-technical audiences and senior stakeholders.
Strong interpersonal and stakeholder engagement skills, with experience working collaboratively across internal teams and with external partners.

Benefits

Generous Total Rewards Plan – comprising of health, finance and wealth, work/life balance, and career benefits.
Full support and career-development resources to expand your skills, enhance your expertise, and maximise your potential along your career journey.

Training + Development

Information not given or found

Interview process

interviews will be held in january 2026.

Visa Sponsorship

Information not given or found

Security clearance

Information not given or found

Company

Overview

Founded with a mission to ensure the energy system operates efficiently and reliably.
Specializes in managing the balance between energy supply and demand across a wide network.
Focuses on integrating renewable energy sources like wind and solar into the grid.
Has played a pivotal role in modernizing infrastructure to meet growing energy needs.
Committed to providing secure energy services while minimizing environmental impacts.
Works closely with stakeholders in the energy, transport, and utilities sectors.
Supports government and private sector projects with a focus on energy sustainability.
Has successfully managed several large-scale projects to upgrade energy transmission systems.
A leader in adapting energy infrastructure to accommodate the future needs of smart grids.

Culture + Values

Clean Power
Decarbonised Energy
Consumer Value
Customer Centricity
Digital Mindset
People Value
"We will show up openly and consistently, ensuring our actions and decisions are seen as informed, considered and balanced."
"We are committed to being inclusive and nurturing talent from all backgrounds, creating a deep sense of belonging across the organisation."

Environment + Sustainability

50% Renewable

Electricity from renewables

In 2024, half of Great Britain's electricity was generated from renewable sources.

UK Coal Phaseout

First G7 country coal-free

The UK became the first G7 country to completely phase out coal power in 2024.

Net Zero – enabling the government to deliver on its legally binding emissions targets.
Conducting Strategic Environmental Assessments, Habitats Regulations Assessment and Marine Conservation Zone Assessment for future network plans (ongoing over next 12 months).
Pathway to 2030 and Beyond 2030 holistically coordinates offshore electricity generation network planning.
Developing Clean Power 2030 pathways, balancing services reform, zero carbon operation and connections reform under the Clean Power priority.
Strategic Planning includes safeguarding the environment while ensuring system resilience and consumer benefits in regional and whole-system energy plans.

Inclusion & Diversity

Member of Inclusive Employers to embed inclusive practices and provide resources, expert advice and events.
Partnered with Disability Confident to improve recruitment, retention and development for colleagues with disabilities.
We believe our people perform at their best when they can be their true selves… only by embracing diversity, and being a truly inclusive organisation, can we accelerate the delivery of a zero‑carbon energy system.
Explicit commitment to fair representation of all demographics among employees.

Articles

Home

Careers

About Us

Role

Description

system modelling

energy analysis

scenario analysis

market simulations

quality assurance

process documentation

Provide oversight, challenge and advice to colleagues on modelling progress, risks and issues, and coach team members.
Lead the delivery of analysis across electricity, gas and hydrogen to support recommendations for how Great Britain can decarbonise its energy system under an integrated system plan.
Develop and maintain whole-energy system models, introducing new methods to improve evidence-based decision-making under uncertainty.
Document modelling processes, assumptions and decisions so that analysis is transparent, auditable and can be repeated when required.
Define modelling hypotheses and scenarios and assess their impacts across electricity, gas and hydrogen networks.
Focus on quality assurance across modelling work and outputs, ensuring processes and results are robust, repeatable and well-tested.
Communicate modelling results and recommendations in a clear, actionable way to senior leadership and external stakeholders.
Lead the development and execution of simulations using pan-European market models.

Requirements

problem solving

energy systems

project management

modelling

data science

communication

A logical, practical approach to problem-solving and the ability to break down complex problems into clear, structured analysis.
Passionate about the energy sector, with an understanding of energy system structures, challenges and interactions between electricity, gas and hydrogen.
Strong project management skills, with the ability to plan, prioritise and deliver analytical work across multiple workstreams.
Solid experience of using modelling and analytical software and translating data into insights.
Experience of economics, data science, system analysis or network planning, with the ability to think holistically.
Excellent written and verbal communication skills, with the ability to explain complex modelling outputs to non-technical audiences and senior stakeholders.
Strong interpersonal and stakeholder engagement skills, with experience working collaboratively across internal teams and with external partners.

Benefits

Generous Total Rewards Plan – comprising of health, finance and wealth, work/life balance, and career benefits.
Full support and career-development resources to expand your skills, enhance your expertise, and maximise your potential along your career journey.

Training + Development

Information not given or found

Interview process

interviews will be held in january 2026.

Visa Sponsorship

Information not given or found

Security clearance

Information not given or found

Company

Overview

Founded with a mission to ensure the energy system operates efficiently and reliably.
Specializes in managing the balance between energy supply and demand across a wide network.
Focuses on integrating renewable energy sources like wind and solar into the grid.
Has played a pivotal role in modernizing infrastructure to meet growing energy needs.
Committed to providing secure energy services while minimizing environmental impacts.
Works closely with stakeholders in the energy, transport, and utilities sectors.
Supports government and private sector projects with a focus on energy sustainability.
Has successfully managed several large-scale projects to upgrade energy transmission systems.
A leader in adapting energy infrastructure to accommodate the future needs of smart grids.

Culture + Values

Clean Power
Decarbonised Energy
Consumer Value
Customer Centricity
Digital Mindset
People Value
"We will show up openly and consistently, ensuring our actions and decisions are seen as informed, considered and balanced."
"We are committed to being inclusive and nurturing talent from all backgrounds, creating a deep sense of belonging across the organisation."

Environment + Sustainability

50% Renewable

Electricity from renewables

In 2024, half of Great Britain's electricity was generated from renewable sources.

UK Coal Phaseout

First G7 country coal-free

The UK became the first G7 country to completely phase out coal power in 2024.

Net Zero – enabling the government to deliver on its legally binding emissions targets.
Conducting Strategic Environmental Assessments, Habitats Regulations Assessment and Marine Conservation Zone Assessment for future network plans (ongoing over next 12 months).
Pathway to 2030 and Beyond 2030 holistically coordinates offshore electricity generation network planning.
Developing Clean Power 2030 pathways, balancing services reform, zero carbon operation and connections reform under the Clean Power priority.
Strategic Planning includes safeguarding the environment while ensuring system resilience and consumer benefits in regional and whole-system energy plans.

Inclusion & Diversity

Member of Inclusive Employers to embed inclusive practices and provide resources, expert advice and events.
Partnered with Disability Confident to improve recruitment, retention and development for colleagues with disabilities.
We believe our people perform at their best when they can be their true selves… only by embracing diversity, and being a truly inclusive organisation, can we accelerate the delivery of a zero‑carbon energy system.
Explicit commitment to fair representation of all demographics among employees.

Articles

Home

Careers

About Us