Senior Commercial Manager

Costain Group PLC

Senior Commercial Manager supporting the Commercial Director in resource management and succession planning. Responsible for the implementation and assurance of company governance and contract requirements.

Posted 6/9/2026full-time🇬🇧 United KingdomSeniorWebsite

About the role

Key responsibilities & impact

Providing commercial input at work winning stage.
Overall responsibility for commercial resourcing of project teams.
Management of commercial personnel responsible for the following activities:
Main Contract management and administration.
Supply chain management (including supply chain contract administration).
Commercial Document Control.
Cost capture and control (including completion of CLRs).
Commercial reporting.
Planning & programme management.
Responsible for cash management.
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.
Ensuring valuations and reports are prepared and issued in line with deadlines.
Ensuring compliance with company procedures and contract requirements.
Ensuring appropriate commercial records are maintained in line with the contract requirements and overseeing the resolution of any contractual issues.
Providing guidance and support to the commercial team and developing the skills and competencies of commercial staff.
Overseeing recruitment of appropriately competent commercial personnel in accordance with project needs and company procedures.
Providing commercial advice to the Contract Leader and/or Sector management team.
Ensuring a consistent approach to commercial issues across the Sector and cross Sector.
Manage and report on matters relating to insurances relevant to the project.
Review value management and advise on Risk management.
Understanding the implications of health and safety regulations.
Ensure all health, safety and environmental risk situations are brought to the attention of Contract Leader / Project Manager.

Requirements

What you’ll need

Holds an RICS / CICES accredited degree.
Full Membership of RICS or CICES.
May also be a member of other professional bodies or hold additional qualifications.

Benefits

Comp & perks

A Disability Confident employer will generally offer an interview to any applicant that disclose they have a disability and meets the minimum criteria for the job as defined by the employer.
Costain appreciate the time and effort taken when applying for one of our positions but, due to the high volume of responses, we are unable to provide individual feedback on candidates at application phase.
We do share individual feedback following an interview.

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Applicant Tracking System Keywords

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Hard Skills & Tools

contract managementsupply chain managementcommercial document controlcost capturecommercial reportingplanning managementprogramme managementcash managementrisk managementvalue management

Soft Skills

negotiationrelationship buildingteam leadershipguidance and supportcollaborationcommunicationproblem-solvingorganizational skillsstakeholder managementrecruitment

Certifications

RICS accredited degreeFull Membership of RICSCICES accredited degreeFull Membership of CICES