Mechanical Engineer

Overview

In this role you will drive safe, timely delivery of mechanical installation activities across water and wastewater projects within a major framework. You’ll work closely with site, design, and client teams to ensure quality, compliance and programme adherence. The position connects across water treatment works, pumping stations and related infrastructure, contributing to Costain’s smart, integrated water solutions. This role offers hands-on delivery with a focus on safety, quality and collaboration, within AMP programme contexts.

Responsibilities

• Manage and coordinate mechanical installation activities on site in accordance with approved drawings, specifications and project requirements
• Supervise mechanical subcontractors and site teams to ensure safe, efficient, and quality delivery
• Interpret and work from mechanical drawings, specifications, schedules and construction documentation
• Coordinate mechanical works with civil, electrical, ICA and commissioning activities
• Monitor progress against the programme and identify delays, constraints and technical issues
• Liaise with Project Engineers, Design Engineers, Site Managers, subcontractors and the client to resolve engineering and construction issues
• Undertake site inspections and ensure installations comply with design, specification and relevant standards
• Support the preparation and review of method statements, risk assessments, inspection and test plans and permits
• Ensure materials, plant and equipment are available and suitable for planned works
• Monitor quality of installation and ensure inspection and testing requirements are completed and recorded
• Assist with commissioning, testing and handover of mechanical systems and equipment
• Identify defects, coordinate remedial works and ensure issues are closed out effectively
• Maintain accurate site records, including progress reports, quality documentation, drawings and technical queries
• Support the management of health, safety, environmental and quality requirements on site
• Contribute to toolbox talks, site briefings and continuous improvement initiatives
• Build effective working relationships with clients, suppliers, subcontractors and internal project teams

Key requirements

• Experience working as a Mechanical Site Engineer, Mechanical Engineer or similar construction/site-based role
• Experience delivering mechanical works within a construction, infrastructure, utilities or process environment
• Understanding of mechanical installation, testing and commissioning
• Ability to interpret engineering drawings and technical specifications
• Good understanding of construction health and safety requirements
• Strong communication and coordination skills
• Ability to manage priorities and work effectively to programme
• Competent in producing and maintaining site documentation and records
• Ability to identify and resolve technical and construction issues

• Strong communication
• Coordination
• Relationship building with clients and subcontractors
• Interpretation of mechanical drawings and technical specifications
• Mechanical installation, testing and commissioning
• Experience with method statements, risk assessments and ITPs

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