Skip to content


Submit or approve timesheets here by selecting one of the options.

Location: England, Oxfordshire, Didcot +1 More...

Cost Modeller

England, Oxfordshire, Didcot | England, Cheshire, Warrington
£45,000 - £57,000

Job Description

JOB TITLE: GDF Cost Modeller
Permanent Role
LOCATION: Flexible WFH, with occasional Warrington or Didcot office presence.
SALARY: £45,000-£57,000
Excellent Permanent Employee Benefits including: Company Bonus (Between 15% - 30% dependent on performance)
Civil Service Pension (27% employer contribution)
Competitive holiday allowance (30 days holiday plus BH)
Full Time / Monday-Friday / 37.5 hrs per week

Part of NWS' mission is to deliver a Geological Disposal Facility and provide radioactive waste management solutions. The GDF will play an important role in resolving the long-outstanding environmental issue of how we safely dispose of legacy and future nuclear waste. It will be one of the most significant national infrastructure projects in the UK and will create investment and employment opportunities which will last for decades

The Role:
The GDF Cost Modeller will support Project and Programme Managers with the forecasting of GDF Programme costs and the development and implementation of cost modelling tools, processes and procedures.
Key Duties:

* Undertake cost modelling activity and work with the programme to support identification of business case benefits and outcomes.
* Support capability building and the use of best practice in cost modelling and reporting. Provide expert advice for team members and project community.
* Support the ongoing development of cost modelling tools and techniques for the GDF Programme.
* Working with Project Managers to integrate project estimates into GDF near-term and whole lifecycle cost estimates, for the baseline scenario and scenario variants.
* Support the development and implementation of cost breakdown structures.
* Assist in challenging and testing project assumptions to ensure that programme estimates are realistic and achievable.
* Co-operating with risk managers and risk analysts to estimate cost uncertainty and quantify the cost impacts of risk.
* Support the monitoring and analysis of information and highlight areas of risk and opportunity.
* Maintain up to date lifetime cost estimates for the GDF Programme and underpinning projects, support periodic performance and planning reviews.
* Provide advice on cost modelling processes throughout the lifecycle of the programme to wider teams.

Must Haves:

Experienced in providing cost modelling in a major infrastructure project or programme.
Experienced in risk modelling and risk tooling.
Experience working in a rigorous programme controls environment.
Degree or HND or equivalent in Engineering, Construction, Quantity Surveying, Financial Modelling or other related field is advantageous.
Membership or working towards membership of relevant professional body (e.g. Association of Cost Engineers - ACostE).
Awareness of cost estimation/modelling techniques and proficiency with cost and risk modelling tools and MS Office.
Understanding of programme costing methodologies and techniques including risk & change management.

Equal Opportunities:
We value the unique differences that each of our colleagues bring to work every day and are committed to creating an environment where everyone feels respected, included and able to perform at their best. At NUCLEAR WASTE SERVICES we are committed to creating a workplace that is diverse and inclusive. We value the diversity of our people and actively seek to have a workforce that represents the rich diversity of the communities we support. Currently we are underrepresented in some areas, and would particularly welcome applicants from Women, Black, Asian and Ethnic Minorities, LGBTQ+ and candidates who have a disability.
Disability Confident:
In promoting equal opportunities, NUCLEAR WASTE SERVICES welcomes applications from all sections of the community. We select people according to their abilities and our needs. As users of the disability confident scheme, we guarantee to interview all disabled applicants who meet all of the essential criteria for the vacancy. In cases where we have a high volume of disabled candidates who meet all of the essential criteria, NUCLEAR WASTE SERVICES will interview the best candidates from within that group.

Interested in this position? please click the "apply now"
We try to respond to all applicants, but sometimes this is not possible due to high volumes of applications; if you have not heard from us within 14 days, regrettably it means you have been unsuccessful on this occasion.


This vacancy is being advertised by Rullion Ltd acting as an employment agency

Since 1978, Rullion has been securing exceptional candidates for a range of clients; from large well-known brands, to SMEs and start ups. As a family-owned business, Rullion's approach is credible and honest, focused on building long-lasting relationships with both clients and candidates.

Rullion is a forward-thinking recruitment company that specialises in providing a wide range of talent consultancy services to a diverse client base; from small start-ups to large household names.

We celebrate and support diversity and are committed to ensuring equal opportunities for both employees and applicants

Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants.

Shaun Walker
Speak to Shaun Walker today

Senior Account Manager at Rullion Connect with Shaun on LinkedIn Call Shaun on 01946 816656

Apply Now

Add your CV

Upload from device

Recommend this job to a friend

Is this role relevant to any of your friends? Let them know about it.