Sub-Agent

Rickmansworth, East Anglia, United Kingdom.

Company: JR UK.

Client /

Employer:

Kier Group.

Posted: 21.05.2026
• Closing: 05.07.2026

Maple Lodge, Rickmansworth.

45 hours per week – some flexibility available if desired.

We are unable to offer certificates of sponsorship to any candidates in this role.

Join us as a Sub Agent on one of Thames Water's most significant infrastructure upgrades at Maple Lodge Sewage Treatment Works. This major scheme will play a vital role in increasing treatment capacity, improving environmental performance and strengthening long‑term resilience for the region. It is an excellent opportunity to take a key delivery role on a high‑profile project, helping to coordinate complex civil, mechanical, electrical and process engineering works that will make a lasting difference for customers, communities and the environment.

This is a rare chance to support the safe, efficient and high‑quality delivery of a critical section of works on a project designed for the future. You'll help manage programme, engineering coordination, supply chain performance and day‑to‑day site delivery as major new assets, upgraded treatment processes and enhanced site‑wide infrastructure are brought into service.

• Leading and coordinating day‑to‑day site operations, ensuring all construction activities are delivered safely, efficiently and according to design specifications.
• Managing subcontractors and direct labour to meet programme milestones, driving performance and accountability across the delivery team.
• Acting as the key point of contact for site‑based technical issues, ensuring timely resolution and escalation where appropriate.
• Monitoring progress, recording site data and providing accurate input into project reporting and commercial forecasting.
• Promoting and maintaining adherence to environmental, health and safety legislation, including CDM Regulations.

• You hold an HNC/HND or Bachelor's degree (or demonstrable equivalent experience) in civil engineering or a construction‑related discipline.
• You have excellent site management capabilities with sound knowledge of construction methodologies, sequencing and safe systems of work, supported by possession of a valid CSCS card.
• You have strong leadership, organisational and stakeholder coordination skills, with the ability to drive performance on site.
• You have excellent communication and interpersonal skills, with the ability to build effective working relationships across multidisciplinary teams.
• You hold a Full driving licence to facilitate travel across project locations.

We offer a wide variety of benefits that you can tailor to your needs. For more information, see the benefits page.

Making Kier a diverse and inclusive place to work is a huge priority for us. We are proud of the steps we have taken so far and will continue to improve. As a Disability Confident employer, we will ensure that a fair and proportionate number of disabled applicants who meet the minimum criteria for this role will be offered an interview.