Sub Agent

Knights Brown; Cardiff; Hybrid; GBP 40,000 - 65,000; Full time

Job summary

Knights Brown Construction Limited is seeking a Senior Site Engineer / Sub Agent to lead the site engineering team on capital civil engineering projects across Wales. You will set out, supervise, and ensure delivery to programme, budget, and quality standards while coordinating subcontractors and site staff.

You will mentor engineers, maintain strict QA, and liaise with clients and designers. A relevant civil engineering degree or equivalent is essential, along with a full UK driving licence.

Qualifications

• Degree or HNC/HND in Civil Engineering (or equivalent) with substantial delivery experience.
• Senior Site Engineer level experience or readiness to step up into site management.
• Proven setting out and quality-control capabilities.
• Strong understanding of drawings, specifications and standards.
• Experience implementing inspection and test plans (ITPs).
• Proven ability to lead site teams and manage subcontractors.
• Full UK driving licence.

Responsibilities

• Set out works accurately and maintain dimensional control on site.
• Lead, mentor and develop Site Engineers and Graduates/Trainee Engineers.
• Ensure construction aligns with drawings, specs and standards.
• Implement and monitor inspection and test plans (ITPs).
• Record workmanship and materials for QA purposes.
• Plan, programme and coordinate site activities and look-ahead programmes.
• Manage supervisors, operatives and subcontractors on your section.
• Lead on health, safety, environmental and quality performance (RAMS).
• Support the commercial team with records, quantities, warnings and NEC changes.
• Liaise with client, designers and stakeholders; deputise for the Agent when needed.

Skills

Setting out

Quality control

Team leadership

Communication

Full UK driving licence

Education

Degree in Civil Engineering

HNC/HND in Civil Engineering

Job description

Location: Wales - East (Bridgend office)

Division: Wales Sector: Civil Engineering / Regional Infrastructure

Role type: Engineering / Site Management

Lead the project engineering and help manage the delivery of civil engineering and infrastructure projects across Wales Role overview

Knights Brown is an independent civil engineering contractor delivering complex work across energy, water utilities, infrastructure, coasts & ports, and buildings.

We are looking for a Senior Site Engineer / Sub Agent to support delivery across capital civil engineering and infrastructure projects across Wales, working alongside the Project site lead to lead the site engineering team and manage day-to-day delivery of sections of the works.

You will take responsibility for setting out, quality control, engineering and the management of site teams and subcontractors, ensuring works are delivered safely, to programme, and to the required specification and budget.

What you'll be doing

• Set out works accurately and maintain dimensional control across site activities
• Lead, mentor and develop Site Engineers and Graduate / Trainee Engineers
• Ensure construction is delivered in line with drawings, specifications and standards
• Implement and monitor inspection and test plans (ITPs)
• Record workmanship, materials and site data to support quality assurance
• Plan, programme and coordinate site activities, including short-term look-ahead programmes
• Manage and coordinate supervisors, operatives and subcontractors on your section of the works
• Lead by example on health, safety, environmental and quality performance, including preparing and briefing RAMS
• Act as Temporary Works Supervisor (or Coordinator where competent) for your section of the works
• Support the commercial team with records, quantities, early warnings and compensation events under NEC contracts
• Liaise with the client, designers and stakeholders, deputising for the Agent when required
• Identify issues and support problem-solving to maintain progress and quality

What we're looking for

• Degree or HNC/HND in Civil Engineering (or equivalent), with substantial experience delivering civil engineering or infrastructure projects
• Experience at Senior Site Engineer level, or an experienced Site Engineer ready to step up into site management
• Proven ability in setting out and quality control of construction works
• Strong understanding of engineering drawings, specifications and standards
• Experience implementing inspection and test plans
• Proven ability to lead site teams and manage subcontractors
• Good communication and problem-solving skills
• Full UK driving licence

Essentials

• Experience in energy, water (AMP), highways, coastal or marine infrastructure projects
• Temporary Works Supervisor or Coordinator training
• SMSTS - Site management qualification and CSCS card
• HSG47 trained
• First Aid qualification
• Working knowledge of the NEC4 suite of contracts

Why join Knights Brown

• Real engineering work - delivering complex, high-impact infrastructure
• Direct delivery model - engineering-led teams with real control
• Responsibility with support - ownership backed by experienced teams
• Progression through experience - develop through real project delivery
• A place you belong - collaborative, straightforward working culture

Location & Travel

• Based on projects across Wales, supported by our Bridgend office
• Travel across project sites as required