Senior Commercial Manager

Costain Group PLC

. Lead the commercial function for the Engineering Services team .

Posted 10/14/2026full-timeLondon • United KingdomSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates extensive experience in commercial management within the construction industry, with a strong focus on financial monitoring, contract negotiation, and risk management. Proficient in developing procurement strategies and managing subcontractor relationships while ensuring compliance with governance procedures.

Highest-signal resume keywords

Commercial ManagementFinancial Monitoring and ReportingContract NegotiationAnalytical and Problem-Solving SkillsTeam Management

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Cost-Value ReconciliationProfit and Loss ReportingContract DraftingProcurement Strategy DevelopmentFinancial ReportingEngineering Design KnowledgeNEC3/4 KnowledgeContractual CorrespondenceInternal Trading AgreementsSub-Contract Management

Soft Skills

Excellent Communication SkillsNegotiation SkillsCustomer-Facing SkillsTeam-Working SkillsProblem-Solving Skills

Certifications & Qualifications

RICS Accredited DegreeCICES Accredited DegreeFull Membership of RICSFull Membership of CICES

Industry Keywords

Construction IndustryEngineering ServicesCommercial RisksGovernance ProceduresFee-Based ConsultancyDelivery-Based ContractingStrategic ObjectivesChange ProgrammesSecurity ClearanceDriving Requirement

About the role

Key responsibilities & impact

Lead the commercial function for the Engineering Services team
Establish processes for contract negotiation and setup and ensure governance procedures are followed
Oversee the setup and execution of Internal Trading Agreements and Sub-contract Professional Services Agreements
Identify commercial risks and opportunities early in the project lifecycle
Manage work in progress, monthly cost-value reconciliations, profit and margin management, and internal cross-charging
Oversee selection, management and engagement with external third-party designers or subcontractors
Manage design-scope changes, ensuring variations are captured, costed and approved
Apply knowledge of engineering design phases and cycles across primary infrastructure sectors
Develop and improve commercial procedures, systems and processes
Report directly to the Group Director of Engineering Services

Requirements

What you’ll need

Holds an RICS / CICES accredited degree
Significant experience in commercial management, ideally with a mix of consultancy (fee-based) and contracting (delivery-based) experience in the construction industry
Demonstrable financial and commercial acumen
Strong analytical and problem-solving skills
Excellent communication, negotiation and customer-facing skills
Proficient in technical minute taking at contractual meetings
Ability to collate information and prepare financial reports and applications for payment
Understanding of commercial priorities and risks within a fee/rate-based engineering consultancy service
Proficient in financial monitoring and reporting, including cost-value reconciliation and profit and loss reporting
Proficient in developing and implementing procurement and contract strategies
Proficient in drafting effective contractual correspondence
Proven team-working and team-management skills
Demonstrable legal, contractual and construction knowledge and experience, including NEC3/4
Proficient in implementing and delivering strategic objectives and associated change programmes
Full Membership of RICS or CICES is desirable
Ability to constantly improve and evolve as a commercial leader is desirable
Driving required
Security clearance required

Benefits

Comp & perks

Hybrid working arrangement with flexible home working to promote wellbeing
Permanent or fixed-term contract opportunity