Construction Jobs

02 November 2026

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Clean- up and Remediation Specialist

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Job title: International Clean-up and Remediation Specialist - Dumpsite Closure
Location: Vientiane, Lao PDR (site visits and remote)
Contract type: Contract / Freelance - approx. 6 person-months, spread across the construction and commissioning phase
Rate: Competitive day rate, dependent on experience
Start date: To be confirmed
Reference: [Ref]

About the role

Allen & York is recruiting on behalf of an engineering consultancy for an International Clean-up and Remediation Specialist. The role is on a World Bank-funded solid waste infrastructure project in Vientiane Capital, Lao PDR.

At the centre of the project is the clean-up, closure and capping of the existing dumpsite at the city's main landfill. New engineered landfill cells will be built alongside it, and the city's transfer stations will be upgraded.

As a Key Expert in the construction supervision team, you will lead technical oversight of the remediation works. Your job is to make sure the works control pollution of soil, water and air, and are delivered in line with the approved design.

Key responsibilities

  • Oversee the remediation works, including waste excavation, relocation, regrading and capping
  • Advise on the order of remediation works, allowing for wet-season constraints
  • Check that the systems below are built and perform as designed:
  • liners
  • leachate collection and treatment
  • drainage
  • landfill gas management
  • Advise on technologies and processes that control pollution releases and clean up existing contamination
  • Plan and interpret sampling of soil, groundwater, surface water and air, and recommend corrective action where results show contamination
  • Oversee sampling methods and the calibration of monitoring equipment
  • Contribute to quality assurance, progress reporting and commissioning
  • Essential requirements

  • Master's degree in environmental science, engineering, planning or a related field
  • Professional experience as an environmental engineer or in a similar field
  • Experience on clean-up or remediation projects, including site investigations, sampling of soil, water and air, and interpretation of results
  • Experience designing technologies, systems and processes that control pollution and clean up contamination
  • Experience assessing sites for environmental impact and calibrating air, water or soil sampling equipment
  • Strong communication and report-writing skills in English
  • Highly valued

  • Dumpsite closure and remediation experience
  • Experience in Lao PDR or elsewhere in Southeast Asia
  • Working knowledge of the Lao language
  • Desirable

  • Experience on World Bank, Asian Development Bank or other multilateral development bank projects
  • Experience on comparable projects in South or Southeast Asia
  • Experience of leachate treatment and landfill gas management
  • About us Allen & York have been matching purposeful people with purpose-led organisations for 30 years. We partner with our clients and candidates on roles that build an understanding of climate change, promote sustainability and create inclusive and responsible organisations, working towards a sustainable world for us all. Committed to inclusiveness in the workplace, we aim to increase diversity across all areas and therefore welcome applications from all qualified candidates, regardless of their ethnicity, race, gender, religious beliefs, sexual orientation, age, or whether or not they have a disability. Let us help build a better world, together.Apply for this job