Change management associated with the works on the HS2 London Tunnels Contract within the Area East (Euston) team, including associated reporting, reporting to the Senior Commercial Manager.

Flexible working: We welcome you to ask about the flexibility you need. This might be part-time, remote working, or compressed hours for example. Anyone who applies for a role can ask about flexibility at interview. In return, we will explore what is possible for the role.

Main Responsibilities
Main Contract management
Commercial reporting associated with change management.
Assessment of change impacts against the program, focusing the consolidation of Area Change
Establish and manage entitlement.
Measurement and quote development
Development, management, and reporting of project metrics
Liaison and negotiation with the Customer’s commercial and/or project team
Establishing and maintaining productive and collaborative relationships with relevant internal and external stakeholders
Assisting the Area Commercial managers with the implementation of the commercial procedures and reporting to ensure compliance with company and contract requirements
Ensure appropriate commercial records are maintained in line with the contract requirements and oversee any contractual issues to support X20
Manage and lead relevant Risk Reduction meetings.
Manage and lead Change Management meetings.
Investigate and draft contract communications including General notices,
Provide contractual and commercial risk advice to the commercial team.
Degree qualified or equivalent ideally in construction commercial management
Must have experience in working complex building, civils works or MEP Works.
Must have excellent NEC experience.
Have experience in managing others and working in large teams
Excellent organizational and leadership skills
Must have both claims and dispute resolution working experience
Must have a good experience of UK law.
Must have a good working knowledge of the NEC
Must have both good presentation and excel skills
RICS qualified or equivalent, or working towards
Be able to motivate others and provide training where necessary
Excellent communication and customer-facing skills are a must, along with working as part of a team promoting our JV culture and values.

About Costain

Costain helps to improve people’s lives with integrated, leading edge, smart infrastructure solutions across the UK’s energy, water, transportation and defence markets. We help our clients improve their business performance by increasing capacity, improving customer service, safeguarding security, enhancing resilience, decarbonising and delivering increased efficiency. Our vision is to be the UK’s leading smart infrastructure solutions company. We will achieve this by focusing on blue chip clients whose major spending plans are underpinned by strategic national needs, regulatory commitments, legislation or essential performance requirements. We offer our clients leading edge solutions that are digitally optimised through the following five services which cover the whole lifecycle of their assets: future-shaping strategic consultancy; consultancy and advisory; digital technology solutions; asset optimisation and complex programme delivery. Our culture and values underpin everything we do.

Your application

Should you require any adjustments to support you in your application, please do not hesitate to contact us:

We welcome all applicants regardless of age, race, faith, sexual orientation, gender identity, gender expression, socioeconomic background and physical or neurological disabilities.

We welcome you to ask about the flexibility you need for dynamic working. Such as, working part-time, remote working, or compressed hours. In return, we will explore what is possible.

To find out more about our Inclusion strategy, please visit our ED&I page:

Right to Work & Security Checks

Understandably given the nature of our business, everyone who is employed at Costain must undergo thorough referencing checks. We will need different information depending on the job we have offered you. For all roles, we’ll carry out a criminal record check and we’ll ask to see evidence that you have the legal right to work in the UK.

For some of our roles, you may be required to obtain and maintain security clearance of at least Security Check level (or SC clearance). To satisfy the requirements, you will need to have been a legal UK resident for a minimum of 5 years and have successfully complete all stages of the vetting process.

Closing date

Please note that Costain reserves the right to bring forward the closing date of any of its job vacancies if we receive a suitable number of quality applications from which to make a shortlist. Therefore, we recommend at you apply as soon as possible rather than wait until the published closing date.

A Disability Confident employer will generally offer an interview to any applicant that declares they have a disability and meets the minimum criteria for the job as defined by the employer. It is important to note that in certain recruitment situations such as high-volume, seasonal and high-peak times, the employer may wish to limit the overall numbers of interviews offered to both disabled people and non-disabled people. For more details please go to For more details please go to the Disability Confident website:

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