Site Manager

Costain Group; Grantham; On-site; GBP 45,000 - 60,000; Full time

Job summary

A leading construction firm in Grantham is seeking an experienced Site Manager responsible for overseeing the construction of a new water reservoir. The successful candidate will manage site operations, ensure compliance with safety regulations, and lead delivery teams to meet project goals. Extensive experience in the M&E/construction industry is essential, alongside necessary qualifications such as SMSTS. This is a full-time onsite position requiring effective resource management and communication with project stakeholders.

Qualifications

• Knowledge and experience of working to a budget and programme.
• Effective management of sub-contractors.
• Good understanding of legislative and corporate SHEQ / Industry / Legal requirements.

Responsibilities

• Implement and monitor health, safety, quality, environmental and performance standards.
• Oversee the management of site-based Supervisors and Delivery Teams.
• Responsible for delivery of projects in line with tender allowances.

Skills

Knowledge and Experience in the water industry

Extensive experience in M&E/construction industry

Ability to influence customer decision making

Education

Degree, NVQ 6 or HND level qualifications Engineering/Site Management Qualifications

Minimum of SMSTS

Tools

Basic IT abilities including MS programmes

Job description

Grantham, Lincolnshire, United Kingdom (On-site)

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Job Info

• Job Identification 101984
• Job Category Operations Management
• Posting Date 01/26/2026, 12:45 PM
• Degree Level Some College
• Locations PE3 6SB (On-site)
• Contract Type Permanent
• Driving Required Yes
• Security Clearance Required No

Job Description

The Anglian Water Strategic Pipeline Alliance (SPA) project currently involves the planning, design and construction of circa 320km of new strategic, large diameter, clean water interconnector pipelines and associated infrastructure across Anglian Water’s region. The SPA Alliance is also taking on responsibility for the future interconnector pipelines, a further 260km of strategic interconnector pipelines and associated infrastructure.

A new Lincoln to Grantham transfer pipeline is currently under construction, which has a requirement to transfer 55ML/d of flow via new 800mm and 700mm diameter pipework. The project that the successful candidate will be working on will be a new clean water reservoir located along this pipeline at Welby, Lincolnshire. The project includes the construction of a new pumping station and a new semi pre-cast concrete water reservoir.

This role involves the site management of projects from inception to completion. It will be a site-based role requiring regular communication between other members of the delivery team based in the site office; working with the Project Manager the Site Manager will be responsible for the day-to-day management of Supervisors and delivery teams and sub-contractors on site. The role will require the effective utilisation of time and resources to meet budgets and delivery programmes.

This role will be Site based at Welby nr. Grantham

Responsibilities

Responsibilities

The Site Manager will be expected to carry out the implementation and monitoring of health, safety, quality, environmental and performance standards and ensuring all work meets required water industry regulations and AW approved standards.

• Accountable for SHEQ (Safety, Health, Environment & Quality) performance of Projects, including undertaking and record findings of weekly SHEQ tours.
• Read, understand and implement SPA safety, quality, environmental and well being polices and procedures on the SPA construction sites allocated to the site manager.
• Create a strong inclusive environment to promote a safe site with a ‘right first time’ approach to construction delivery.
• Oversee the management of site based Supervisors, Delivery Teams and relevant areas of the supply chain.
• Responsible for delivery of projects in line with tender allowances and agreed programmes of work, actively managing any slippage of programme or costs.
• Oversee and coach sub-contractor performance, ensuring variations are kept to an absolute minimum.
• Completion Alliance development reviews, provide clear, achievable goals to members of the construction teams reporting to the site manager.
• All initiatives are supported and implemented within minimal disruption
• Liaison with the Client’s Operational staff to ensure Key Performance Parameters are met or exceeded.
• Support preparation of supplier and/or sub-contractor estimates and quotations

Knowledge, Skills, and Experience

• Knowledge and Experience in the water industry
• Extensive experience in M&E/construction industry
• Working in Confined Space (C&G) course completed
• Commercial and Contractual understanding & awareness.
• Have knowledge and experience of working to a budget and programme
• Effective management of sub-contractors.
• Ability to influence customer decision making
• Basic Management training, skills & experience
• Good understanding of legislative and corporate SHEQ / Industry / Legal requirements
• Basic IT abilities including MS programmes

Qualifications

• Degree, NVQ 6 or HND level qualifications Engineering/Site Management Qualifications
• Minimum of SMSTS
• Health, Safety and Environmental Management (IOSH or Construction Managers Safety Certificate)
• 3 day First Aid at Work course inc. defibrillator