Senior Environmental Engineer

United Nations Office for Project Services - UNOPS

Consultant Closes 03 Jun 2026 16 days left

Overview

This position offers an opportunity to contribute to high-impact environmental remediation projects within an international organization. The role provides exposure to complex environmental challenges, application of advanced remediation technologies, and collaboration with a wide range of stakeholders, supporting sustainable development outcomes in the region.


Key Responsibilities
  • Provide technical leadership and strategic guidance on environmental remediation, including site assessment methodologies, risk modeling, and long-term remediation planning.
  • Advise on international best practices, advanced remediation technologies and innovative approaches suitable for contaminated sites.
  • Review and validate technical documentation, feasibility studies, remediation design and monitoring plans to ensure alignment with international standards.
  • Provide comparative analyses of remediation options.
  • Support quality assurance and technical oversight of remediation works.
  • Mentor and provide capacity-building support to national experts and project stakeholders, as required.
  • Contribute to the development of overall project work plans, budgets, and implementation schedules.
  • Lead the preparation of technical specifications and Terms of Reference (ToRs) for remediation activities, including methodologies for waste characterisation, volume estimation, and risk categorisation, ensuring compliance with national and respective country’s national standards.
  • Provide high-level technical assessments and support for historical environmental hot spots across the globe and as per the UNOPS operational needs.
  • Provide technical oversight of environmental cleanup activities, including excavation, treatment, and disposal of contaminated materials, ensuring alignment with international standards.
  • Monitor overall technical performance and progress of remediation works, identifying and addressing any technical risks or issues, and propose corrective strategies/actions where necessary.
  • Design and oversee the implementation of environmental monitoring programs to evaluate the effectiveness and long-term performance of remediation activities.
  • Review and interpret environmental monitoring data and prepare technical reports, summaries and presentations.
  • Provide strategic input to the development and implementation of Environmental Management Programmes, including closure strategies, rehabilitation plans, and post-remediation monitoring framework.
  • Advice on permitting requirements, regulatory compliance strategies, environmental assessment methodologies, and technically complex remediation processes.
  • Provide interpretation and guidance on relevant international environmental legislation, directives and regulatory frameworks relevant to hazardous waste treatment.
  • Identify environmental risks and emerging technical issues, recommend mitigation measures, and provide oversight on the implementation of corrective actions.
  • Facilitate knowledge transfer to project team members, national experts and relevant institutional counterparts.
  • Contribute to the development of training materials and workshop content on remediation methodologies, monitoring frameworks and hazardous waste management.
  • Deliver or support targeted workshops, technical sessions, or presentations on remediation technologies.
Required Experience
  • A minimum of seven years of relevant experience in environmental remediation, including site assessment, and risk management.
  • Experience working on international environmental projects in the field of hazardous waste management.
  • Experience with multi-partner environmental funds.
  • Knowledge of international and/or national contaminated site standards and best practices in remediation and environmental risk management.
Qualifications
  • Master’s degree (or equivalent) in Environmental Engineering, Environmental Science, or a related field with 7 years of relevant experience is required
  • PhD in Environmental Engineering, Environmental Science, or a related field is desired
Other Details
Languages Required
• English Fluent
Languages Preferred
Not specified
Contract Duration
Up to 30 work days until December 2028
Work Modality
Home based, REMOTE
Remuneration
Not specified
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