Account Manager

Elexon
London

We have an exciting opportunity for a Migration Account Manager (Grade 10) to join the Market-wide Half-Hourly Settlement (MHHS) Programme on an 18 month fixed-term contract (FTC).

Team Overview:
The Market-wide Half-Hourly Settlement (MHHS) Programme is essential for enabling flexibility and supporting the transition to Net Zero. The programme will contribute to a cost-effective electricity system, encouraging flexible energy use and helping consumers reduce their bills. The shift to Market-wide Half-Hourly Settlement is the biggest overhaul of electricity systems and processes since privatisation and the introduction of the competitive market in 1998 and sees the introduction of a new industry wide Target Operating Model.

One of the most crucial phases of this programme is the Migration phase which involves the migration of circa 33M MPANs from old arrangements to the new settlement arrangements, via 9 migration sprints. This phase will commence post Go-live and will run for 18 months until all MPANs are migrated.

Further information on the programme, including the plan, may be found on the Programme website:

Job Purpose:
The role of the Account Manager is to act as the primary point of contact for our participants, offering dedicated, high quality support and guidance on the MHHS migration arrangements in line with the Migration Framework. The primary purpose of the role is to ensure suppliers migrate all of their MPANs as per the migration schedule agreed with each supplier.

You will be acountable for the end to end participant experience and are responsible as the first point of contact through day-to-day interaction with key participants’ stakeholders.

You will be allocated portfolios of Suppliers and will support them with sprint planning and incident resolution, will track plans versus actuals, will support removing obstacles to suppliers and also encourage (drive) suppliers to achieve their plans.

You will provide a tailored support service, acting as the primary point of contact for migration participants as they progress their migration.

Your role is to ensure participants are well supported in understanding and fulfilling their obligations to the MHHS migration, as per the Migration Framework and ensuring the migration outcomes are achieved. You will be monitoring progress as well as offering guidance on processes, regular updates, and reporting. The role will be varied requiring elements of account management, operational support, guidance and education.

You will monitor migration activity to identify any deviance from the migration schedule at an early stage. You will monitor rectification plans to address any issues identified, whilst collaboratoring with the wider programme teams to protect and ensure migration execution.

You will also be responsible for enhancing our relationship with participants, through regular catch ups and keep them informed of any relevant migration developments.

You will represent the views and opinions of the programme, identifying the potential impacts on particpants, the communication needed and suggest ways to inform them of updates to their migration processes where appropriate.

Key Responsibilities:
  • Provide advice on the MHHS Migration Framework and associated processes to participants including their schedule, key processes and dates.
  • Build and maintain strong working relationships with participants.
  • Support participants with sprint planning and driving adherence to their schedules, identifying any areas of concern and working with them to identify appropriate resolutions.
  • Maintain appropriate records on all engagement with participants in terms of migration progress.
  • Identify and implement potential improvements for engagement activities by the account managers.
  • Provide subject matter expertise and support to participants in relation to the MHHS Migration
  • Ensure that working practices are documented and guidance notes are kept up to date and correct.
  • Proactively build the reputation of the MHHS Migration Control Centre, both internally and externally, through tools such as the MCC and MHHS website and associated artefacts.
  • Communicate and agree with participants in terms of the migration scheduling expectations, in line with the agree Migration Framework and Sprints.
  • Identify any migration impacts on participants and suggest appropriate methods of communicating important information in a timely manner.
  • Support other Account managers and team members through providing information, data and insights on participants migration progress
  • Focus on achieving operational excellence for migration.

Capabilities and competencies:
Critical:

  • Excellent communication skills (verbal and nonverbal, including written)
  • Be able to explain complex information in a clear, simple and concise manner.
  • Proficient in delivering presentations in a formal environment.
  • Proficient in Microsoft Office (especially Word, Excel and PowerPoint)
  • Pro-active and willing to contribute to team activities.
  • Be flexible and able to manage a busy and varied workload while maintaining quality of work delivered.
  • Self-motivated and willing to take ownership of the planning and execution of tasks, with the flexibility to adapt to shifting priorities, demands and timelines.
  • Expert in a variety of interpersonal techniques and communication skills required to handle stakeholder situations e.g. facilitation, influencing and persuasion.
  • Be able to engage with and proactively build positive relationships with participants of all seniority, both internally and externally
  • Able to understand and accommodate the needs, requirements and priorities of participants and deliver excellent assistance
  • Excellent influencing skills across various stakeholders to enable fast resolution of issues

Developmental / Desirable:

  • Knowledge of the MHHS programme
  • Knowledge of the GB electricity market arrangements, particularly the MHHS programme
  • Awareness of changes occurring within the GB electricity market and the potential impact that these changes may have on stakeholders.

Elexon career path / Potential next role(s):

  • Service Manager
  • Operations Support Manager

In return, Elexon provides:

  • £49,000
  • 28 days annual holiday + Bank Holidays
  • Discretionary annual incentive scheme
  • Life assurance
  • Pension
  • Private medical (Bupa)
  • Private dental (Bupa)

At Elexon, our employee wellbeing is particularly important to us, which is why we are proud to provide:

  • Hybrid working - 2 days per week at our London office
  • BUPA health check
  • Employee Assistance Programme
  • Eye care voucher scheme
  • Subsidised gym membership
  • Cycle to Work Scheme
  • Buying & selling holiday scheme
  • Computing scheme
  • Corporate Social Responsibility (CSR) days
  • Season ticket loan

We believe a diverse and inclusive culture allows innovation and creativity to flourish. We are committed to continuously improving our culture for our colleagues and stakeholders. Through our hugely successful Diversity Forum, Mental Health First Aid network and regular programme of activities and events, we celebrate difference and recognise the value of employee wellbeing, which is a consistent outcome from annual employee surveys that we conduct. Likewise, as a community, we like to support each other, and all agree Elexon is a great place to work with a great workspace too!

At Elexon, we want to:
  • Provide true equality of opportunity
  • Attract and retain diverse talent
  • Listen to all voices
  • Be representative of the communities we work in
  • Be a role model for Diversity and Inclusion in the industry

Elexon together, embracing differences, listening to all voic es

Posted 2025-11-28

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