Overview

Willmott Dixon is seeking a proactive and forward‑thinking Assistant Sustainability Manager with strong data management and analytical skills, and an interest in emerging AI tools, to support the delivery of our ambitious sustainability strategy.

We are seeking a self-motivated individual looking to use their analytical skills, data expertise and passion for innovation to help the construction sector meet its climate and resource efficiency ambitions. This is your chance to create a positive social, environmental and economic legacy!

Reporting to the Principal Sustainability Manager, you’ll be part of our award‑winning multidisciplinary Sustainability Team. This exciting role is based in Letchworth, North Herts with hybrid working arrangements and a collaborative environment that encourages a minimum of three days a week in the office.

As part of our Now or Never strategy — and our commitment to carbon reduction, resource efficiency and circularity — you’ll play a key role in using data to drive performance, generate insights and identify opportunities for improvement. You will support research projects, develop new ideas to help us meet our 2030 targets, and contribute to projects that help transform our approach to carbon and waste.

You will be responsible for:

  • Supporting delivery of our sustainability strategy with a strong focus on carbon and waste performance.
  • Managing, analysing and interpreting data to identify trends, opportunities and risks.
  • Using digital tools, automation and emerging AI capabilities to improve reporting, insight generation and project delivery.
  • Contributing to research, innovation initiatives and the development of new sustainability approaches.
  • Collaborating across teams to help translate data into practical, actionable recommendations.
  • Managing tasks and projects that support our 2030 ambitions.

Person specification

To succeed in this role, you will be a self‑starter who works effectively in an agile environment. You will also bring:

  • Experience with data visualisation and analytical tools (e.g., Power BI, Python, Excel, or similar).
  • Interest or experience in applying AI or automation tools to improve workflow and generate insights.
  • Strong ability to analyse, interpret and communicate data clearly.
  • Experience managing multiple priorities and delivering work to a high standard.
  • Ability to communicate effectively with a diverse range of audiences.

Desirable criteria:

  • Degree (or equivalent) in environmental science, engineering, construction, data science or a related discipline.
  • Understanding of sustainability issues in the construction sector.
  • Knowledge of carbon, waste and resource efficiency methodologies.