About this role

Sub Agent (Civils & Water Infrastructure)

Location

Chichester, West Sussex

Contract Rate

£400 - £450 per day (LTD / IR35 Determination Pending)

Duration

Long-Term Contract (AMP8 Framework)

Start Date

Immediate / ASAP

Project Overview

We are seeking an experienced

Sub Agent to join a principal contractor delivering a major capital upgrade across an active Water Treatment Works (WTW) facility in Chichester.

This long-term assignment forms part of the AMP8 infrastructure framework. Working alongside the Site Agent and Project Manager, you will take hands-on operational management of core civil engineering packages-including deep excavations, reinforced concrete (RC) structures, pipeline diversions, and temporary works-ensuring works are executed safely, to specification, and strictly against project milestones.

Key Responsibilities

Site Operational Management

Oversee daily civil engineering delivery on site, directing site engineers, general foremen, direct workforces, and specialist sub-contractors.

Production & Lookaheads

Produce, manage, and drive 3-to-6 week lookahead schedules, monitoring resource allocations and resolving operational bottlenecks early.

Technical Interface & Temporary Works

Coordinate technical queries (TQs), RFIs, and temporary works solutions, acting as the main interface between design leads and site execution teams.

Quality Assurance (QA)

Implement and monitor Inspection and Test Plans (ITPs), oversee structural tolerances, log site diaries, and close out non-conformances.

Health,

Safety & Environment

Review and approve Method Statements and Risk Assessments (RAMS), issue Permits to Dig/Work, and maintain zero-harm safety standards around live water processing assets.

Requirements & Qualifications

Water Sector Background

Demonstrable experience as a Sub Agent or Senior Engineer delivering heavy civils or infrastructure packages on UK water facilities (WTW / WwTW).

Core Technical Competencies

Practical knowledge of deep drainage, RC structures, earthworks, pipework systems, and temporary works management.

Qualifications

Degree, HND, or HNC in Civil Engineering (or equivalent industry experience).

Mandatory Tickets

Valid CSCS Card (Management / Black or Gold)

SMSTS & First Aid at Work

EUSR National Water Hygiene Card

Desirable

Temporary Works Coordinator (TWC) or Confined Spaces certification.

If this is something that interests you please apply or reach out directly.

Randstad CPE values diversity and promotes equality. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. We encourage and welcome applications from all sections of society and are more than happy to discuss reasonable adjustments and/or additional arrangements as required to support your application.

Candidates must be eligible to live and work in the UK.

For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.

Sub Agent

Key information