Sub Agent (Civil Engineering & Water Infrastructure) Location: Maidstone, Kent Contract Rate: £400 - £450 per day (LTD - IR35 Determination Pending) Duration: Ongoing Contract (AMP8 Framework) Start Date: Immediate / ASAP Project Overview We are looking for a proactive and experienced Sub Agent to step into a key operational role on a high-value water treatment infrastructure project near Maidstone. This long-term assignment forms part of the AMP8 capital investment programme. Working directly under the Project Manager, you will oversee the delivery of complex civil engineering packages-ranging from deep excavations and earthworks to reinforced concrete (RC) retention structures and process pipework routes-ensuring site progress remains on schedule and fully compliant with client specifications. Key Responsibilities Site Execution & Supervision: Drive the day-to-day delivery of civil site packages, managing site engineers, foremen, direct workforces, and specialist sub-contractors. Planning & Schedule Control: Build and update 3-to-4 week short-term production lookaheads, tracking daily outputs against key project milestones. Technical Management: Resolve live technical queries (TQs), coordinate temporary works requirements, and interface between client design engineers and front-line construction teams. Quality Assurance (QA): Drive "Right First Time" delivery by enforcing Inspection and Test Plans (ITPs), managing QA sign-offs, and resolving site non-conformances promptly. Safety & Compliance: Conduct site inductions, review and approve Method Statements and Risk Assessments (RAMS), issue Permits to Dig/Work, and enforce strict water-sector safety standards. Requirements & Qualifications Water Sector Background: Practical experience as a Sub Agent or Senior Engineer delivering civil engineering infrastructure on active water or wastewater facilities (WTW / WwTW). Core Technical Competencies: Strong technical grounding in deep drainage, heavy structural concrete, groundworks, and temporary works management. Qualifications: Degree, HND, or HNC in Civil Engineering (or equivalent industry experience). Mandatory Tickets: Valid CSCS Card (Management / Gold or Black) SMSTS & First Aid at Work EUSR National Water Hygiene Card Desirable: Temporary Works Coordinator (TWC) or Confined Spaces (Medium/High Risk). 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
Locations
Sub Agent in Allington, Kent employer: Randstad Construction and Property
As an employer, we pride ourselves on fostering a dynamic and supportive work environment in Dartford, Kent, where our team members are empowered to grow and develop their skills. With a strong focus on employee well-being, we offer competitive pay rates, flexible working hours, and opportunities for career progression within the vital infrastructure sector. Join us in making a meaningful impact on the M25 network while enjoying a collaborative culture that values innovation and teamwork.
Contact Details:
Randstad Construction and Property Recruitment Team
