Commercial Manager - Major Infrastructure

Category Commercial Job Id 33266 Posted Date 10/03/2025 Close date 30/06/2025
Job available in 2 locations
  • Suffolk, United Kingdom
  • United Kingdom - London, United Kingdom

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JOB DESCRIPTION

At Mace, our purpose is to redefine the boundaries of ambition. We believe in creating places that are responsible, bringing transformative impact to our people, communities and societies across the globe. To learn more about our purpose, culture, and priorities, visit our strategy site

Within our consult business, we harness our unique combination of leading-edge practical expertise and project delivery consultancy to unlock the potential in every project. 

In addition to a competitive salary, we offer an array of employee benefits to suit diverse individual needs. These include: 22 days’ annual leave, Christmas shut down days, 2 paid Mace days to assist with work life balance, generous company pension scheme, private medical insurance, dental insurance, life assurance, cycle-to-work scheme, paid volunteer leave and many discounts for retail and restaurants.

Creating a truly diverse and inclusive workforce is at the top of our agenda. We welcome everyone who shares the Mace values, regardless of background, culture, disability, ethnicity, gender, or sexual orientation. We’re committed to supporting veterans, reservists and our cadet force volunteers and pride ourselves on being a disability confident employer. Our six employee networks are vibrant and vocal advocates for diversity and are transforming the way we work by raising awareness and sharing knowledge.

If you have taken time out of the workforce and are looking to return, we also encourage you to apply. Even if you feel you do not fulfil all the criteria below, please apply as you may still be the best candidate for this role or another role within our organisation.

Should you require any adjustments to assist during the application/hiring process, please advise us.

The project: 

Sizewell C will be a 3.2-gigawatt power station generating low-carbon electricity for around 6 million homes. It will be a close copy of Hinkley Point C which is already under construction in Somerset. These new power stations will play a key role in our energy future, supplying reliable, clean electricity for at least 60 years. This is an exciting opportunity to be involved right from the start of such a historic project. Work to date has primarily focused on enabling works for site readiness. Civils work is commencing with great speed in the following areas: road, rail, fencing, security, water systems, utilities, and the build of modular and industrial facilities.

Our values shape the way we consult and define the people we want to join us on our journey, they are:

  • Safety first - Going home safe and well

  • Client focus - Deliver on our promise

  • Integrity - Always do the right thing

  • Create opportunity - For our people to excel

You’ll be responsible for:

  • Preparing contract documents, warranties, bonds and licenses and assist formal execution by the appropriate parties.

  • Advising on administration of the terms of the contract.

  • Measuring and provides valuations of the work carried out and adjust variations in accordance with the terms of the contract and agree with the contractor.

  • Providing cost control and reporting services during the contract.

  • Preparing financial reports for the client in the form and at the frequency required.

  • Identifying all costs associated with design changes, contract awards, construction activities and client charges.

  • Participating in the evaluation of claims for delay and additional costs made by the contractor and any nominated subcontractors/suppliers.

  • Advising on the issue of certificates of practical completion and ensure that final accounts are negotiated and agreed.

  • Preparing contract documents, warranties, bonds and licenses and assist formal execution by the appropriate parties.

  • Advising on administration of the terms of the building contract.

  • Measuring and providing valuations of the work carried out and adjust variations in accordance with the terms of the contract and agree with the contractor.

  • Providing cost control and reporting services during the contract.

  • Preparing financial reports for the client in the form and at the frequency required.

  • Identifying all costs associated with design changes, contract awards, construction activities and client charges.

  • Participating in the evaluation of claims for delay and additional costs made by the contractor and any nominated subcontractors/suppliers.

  • Advising on the issue of certificates of practical completion and ensure that final accounts are negotiated and agreed.

  • Advising on issue of certificates of making good defects and final completion in accordance with any requirements relating to completion, submissions and 

  • Delivering improvements in systems and processes, driving transformational change.

  • Working collaboratively towards the common goal of net zero carbon transition and share responsibility for the proactive identification and management of the associated carbon emissions and reductions during the delivery of work.

You’ll need to have:

  • A degree in quantity surveying/cost management (or equivalent) and are a chartered professional member (RICS or CIOB). 

  • Proven experience working in high performing teams within a commercial environment. 

  • A good working knowledge of contracts (particularly NEC), change control, valuations, cost reporting and financial modelling. 

  • Good negotiating, influencing and communication skills to command professional respect at all levels is essential. 

  • Demonstrable experience in delivering service excellence to clients.

  • A construction background, ideally in cost or commercial management and be keen to grow your career and enjoy the opportunities Mace has to offer.

Mace is an inclusive employer and welcomes interest from a diverse range of candidates. Even if you feel you do not fulfil all of the criteria, please apply as you may still be the best candidate for this role or another role within our organisation. 

We are also open to discussing part-time, flexible, and hybrid working options if suitable within the role. 

#LI-Onsite #LI-Hybrid

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About us

Since day one, we have relentlessly pursued a better way. Our purpose – to redefine the boundaries of ambition – is the reason we do it.  

We are global experts in shaping and making the built environment. We support clients at every stage of the property lifecycle, from development and consultancy to construction and operations.  

You can see our impact everywhere: from skylines that form cities around the world to the infrastructure that communities depend on to live, work and play. Together, it all works towards our vision: leading the way to a more connected, resilient and sustainable world. 

Today, we remain a privately owned business that has grown organically across five global hubs in Europe, Middle East and North Africa, the Americas, Sub Saharan Africa and Asia Pacific. 
The driving force behind our success is our people who, with their collective expertise, push us to think differently and bravely lead the way.  

Our culture respects equality, values diversity and encourages individuality – accepting and appreciating all views and beliefs and providing an environment for ideas to come alive. We welcome everyone who shares the Mace values, regardless of background, culture, disability, ethnicity, gender identity or sexual orientation.  

Drawing on a broad range of backgrounds, perspectives, experience and expertise to challenge convention is our strength. It’s the reason why we continue to grow and it’s the secret to how we’ve built some of the world’s most renowned buildings.  

Should you need to discuss any reasonable adjustments or require guidance about our recruitment process, please contact inclusiverecruitment@macegroup.com to speak to a member of our team. You can read our diversity and inclusion strategy here
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