NEC4 Construction Supervisor, Nuclear Infrastructure

Assystem; Helensburgh; On-site; GBP 70,000 - 100,000; Full time

Benefits offered by this job

Mindfulness resources

Vouchers for days out

Cycle-to-work scheme

Free flu jabs

Enhanced sick pay

Job summary

Assystem is seeking a Construction Supervisor (NEC4) to join our UK nuclear sector team. You will oversee site activities, ensuring contractors meet safety, quality and contract requirements while supporting HSQE tasks and commissioning.

This is a senior role requiring extensive civil construction experience within regulated environments. You will report to the Construction Manager and collaborate with Project Managers and stakeholders to drive successful delivery on nationally significant

Qualifications

• Experience supervising construction works on large civil infrastructure projects.
• Strong understanding of NEC4 contracts and the Supervisor role.
• Excellent communication and stakeholder management skills.

Responsibilities

• Act as the NEC4 Supervisor, ensuring works comply with contract requirements and project scope.
• Supervise construction activities, monitoring quality, safety, and progress on site.
• Carry out inspections, witness testing, identify defects, and support quality assurance.
• Review contractor documentation, including ITPs, Quality Plans, and construction methods.
• Work closely with Project Managers, contractors, and stakeholders to support successful project delivery.
• Maintain accurate site records, reports, and project documentation.
• Monitor contractor health and safety performance and support HSQE activities.
• Contribute to commissioning, lessons learned, and continuous improvement across projects.

Skills

NEC4 proficiency

Site supervision

Stakeholder management

Regulated environments

Quality & safety focus

Education

HNC/HND in Civil Engineering

NEC4 Supervisor Accreditation

Job description

Assystem is seeking a Construction Supervisor (NEC4) to join our UK nuclear sector team. You will oversee site activities, ensuring contractors meet safety, quality and contract requirements while supporting HSQE tasks and commissioning.

This is a senior role requiring extensive civil construction experience within regulated environments. You will report to the Construction Manager and collaborate with Project Managers and stakeholders to drive successful delivery on nationally significant