Cores Administrator

Manpower UK Ltd; Gloucester; On-site; GBP 60,000 - 80,000; Full time

Job summary

A recruitment firm is seeking a CoReS Administrator based in Gloucester. This role involves managing the Contractor Resourcing System, ensuring accurate resource planning, conducting data analysis, and maintaining financial reconciliation. Ideal candidates will possess strong numerical skills and proficiency in Microsoft Office, along with an understanding of financial processes. Successful applicants will effectively collaborate with project teams to support decision-making and continuous improvement initiatives in the business.

Qualifications

• Strong numerical and analytical skills with ability to interrogate and report data.
• High proficiency in Microsoft Office applications.
• Ability to manage multiple priorities and work collaboratively.

Responsibilities

• Support the Business Unit in developing the year-ahead resource plan.
• Maintain accurate resourcing accruals and forecasts.
• Raise requisitions and orders in line with the One Requisition process.

Skills

Numerical skills

Analytical skills

Verbal communication

Written communication

Attention to detail

Collaboration

Microsoft Office proficiency

Tools

CoReS

Anaplan

Excel

PowerPoint

Job description

Overview

CoReS Administrator

Location: Gloucester Business Park | Salary: £18.18ph per hour | Hours: Full-time, 37.5 hours per week | Working Pattern: Monday - Friday

The Role

Based within the Project Controls team, the CoReS Administrator is responsible for operating the Contractor Resourcing System (CoReS) and associated processes to ensure accurate resource planning and cost control. You will manage requisitions, monitor budgets, report and forecast costs, and complete financial reconciliations in line with EDF Energy standards. Working closely with Project Managers, Cost Engineers, and Planners, you will play a vital role in maintaining data integrity and supporting effective decision-making across the business.

Responsibilities

• Support the Business Unit in developing and maintaining the year-ahead resource plan.
• Maintain accurate resourcing accruals and forecasts in CoReS for monthly financial close.
• Raise requisitions and orders in line with the One Requisition process.
• Monitor and manage the CoReS control account to ensure sufficient budget availability.
• Conduct weekly supplier checks and validate monthly AFPs against CoReS records.
• Issue monthly F17 forms to suppliers and resolve discrepancies promptly.
• Execute downturns and true-ups to reconcile accounts at financial year-end.
• Ensure compliance with EDF Energy Generation standards and governance requirements.
• Contribute to lessons learned and continuous improvement initiatives.
• Collaborate effectively with Project Managers, Cost Engineers, Planners, Finance, and Commercial teams.

Qualifications & Experience

• Strong numerical and analytical skills with ability to interrogate and report data.
• Excellent verbal and written communication skills.
• High proficiency in Microsoft Office applications (Excel, Word, PowerPoint).
• Strong attention to detail and ability to maintain data integrity.
• Ability to manage multiple priorities and work collaboratively.
• Familiarity with resource planning and cost management systems (e.g., Anaplan, CoReS).
• Understanding of financial processes such as accruals, forecasting, and true-ups.
• Knowledge of EDF Energy Generation standards and governance requirements.
• Demonstrable experience in data analysis, reporting, or financial administration roles.
• Proven ability to work within structured processes and meet deadlines.
• Experience working in a large organisation or matrix management structure.
• Exposure to project controls, cost engineering, or resource planning environments.

Behavioural Competences

• Integrity: Demonstrates high standards and takes ownership of actions.
• Inclusion: Builds effective relationships and communicates openly.
• Innovation: Seeks opportunities to improve processes and embrace new tools.
• Impact: Delivers accurate, timely data to support project success.
• Safety-first mindset and attention to detail.
• Adaptability and constructive engagement in lessons learned.

Technical Competences

• Resource Planning & Cost Control.
• Financial Process Compliance (requisitions, AFP/F17 processing, true-ups).
• Data Management & Reporting.
• System proficiency in CoReS (Anaplan), Cost Management systems, and Microsoft Office.
• Governance & Assurance knowledge