WASH Engineer

  • Posted on 18 December 2025
  • Copenhagen, Denmark
  • Closing on 17 January 2026
  • Save for later

Job Description

This is an excellent opportunity to contribute to critical WASH infrastructure projects in the Horn of Africa, working within a dynamic team to improve access to essential services in underserved regions. The role offers exposure to international development practices, cross-cultural collaboration, and professional growth in construction engineering and project support within the UN system.

HAMCO is implementing a number of funded projects which include WASH objectives, such as rebuilding access to water and sanitation services and climate-resilient community infrastructure in Ethiopia, Sudan, South Sudan. The selected candidate will work closely with the Project teams, international consultants and the local authorities to support the implementation of activities relating to the WASH objectives.



The WASH Engineer will provide technical and administrative support to the Project Manager and WASH Engineers in the planning, design, implementation, and monitoring of WASH infrastructure projects, ensuring quality, efficiency, and compliance with UNOPS standards and project objectives.


Under the supervision of the Project Manager or Deputy Project Manager, the WASH Engineer may perform all or some of the following tasks aimed at delivering WASH infrastructures:


1.Support assessments set up for the WASH project objectives

  • Assessment preparation
  • Conduct data research and analysis 
  • Collaborate structuring the assessment and setting up the required tools  
  • Conduct assessment:
  • Train Data Collectors. 
  • Liaise with local authorities and local stakeholders to facilitate data collection.
  • Coordinate work of Data Collectors in the field. 
  • Ensure UNOPS policy requirements 
  • Collect and organise assessment data 
  • Validate gathered data 
  • Analyze data:
  • Perform data analysis by applying analytical and statistical techniques.
  • Develop dashboards, tables, graphs, maps for data representation. 
  • Perform quality control to ensure high accuracy during data analysis.
  • Report on findings:
  • Draft comprehensive reports on assessments findings.
  • Suggest possible courses of action for WASH interventions.
  • Conduct risk analysis for the WASH actions.
  • Outline prioritized needs and intervention options (immediate, medium-term, long-term).
  • Document lessons learned to refine future assessments.


2. Support Planning of the WASH interventions 

 Conceptualize interventions:

  • Support the development of feasibility studies, concept designs, draft BoQs draft schedules to support the planning of the interventions and decision making. 
  • Provide input on long-term operation, maintenance, and community management requirements during assessment and/or planning phase.

Provide input into the applicable regulatory framework:

  • Research and inform about the national legal and regulatory framework applicable to the planned interventions (on water and sanitation, environment, construction, etc.). 
  • Flag relevant global standards and guidelines that should complement national regulations.


3. Development of WASH infrastructure designs and issuing of design certificate

  • Support technical site visits to validate design assumptions, collect measurements, and confirm constructability.
  • Contribute and support to developing designs, prepare design briefs and BoQs related to water and sanitation works ensuring stakeholders requirements, UNOPS quality and requirement standards, project’s objectives. 
  • Support the design review process and the integration of the modifications needed to the revised design package.


4. Development of WASH capacity building interventions

  • Engage with local authorities, service providers, and communities to identify training needs.
  • Support the preparation of tailored capacity building plans based on the gaps and needs analysis. 
  • Support and contribute to the development of capacity building training and material (courses, seminars, workshops, etc.).


5. Development of WASH community engagement interventions

  • Contribute to developing tailored community engagement plans based on the gaps identified in the needs assessment. 
  • Analyze and report  the community practices and dynamics in managing, maintaining and using the WASH infrastructures and propose the best modalities in view of delivering management/operation and maintenance manuals and training to enhance efficiency, durability and sustainability.  
  • Conduct participatory workshops with communities to refine the understanding of the issues they face, better understand their needs and their expectations, and report.
  • Establish channels for communities to provide feedback, raise concerns, and report issues throughout implementation.
  • Ensure meaningful participation of women, persons with disabilities, elderly persons, and marginalized groups in planning and decision-making processes.

6. Participation in WASH procurement processes

  • Support the preparation of WASH services/works tender documents from a technical perspective.
  • Support the tender processes, including but not limited to conducting pre-bid meetings, providing clarifications to bidders, leading site visits, participating in bids opening, etc. (acting in full compliance with the provision of the Procurement Manual).
  • Participate in the evaluation of bids, conducting detailed and substantiated technical evaluations and verification/assessment of the references submitted by the bidders  (acting in full compliance with the provision of the Procurement Manual).
  • Participate in due diligence processes on contractors/suppliers, including verification of technical capacity, past performance, certifications, and legal compliance for WASH-related services.

7. Monitoring, quality assurance and reporting on WASH interventions

  • Contribute to the development of log frames of WASH interventions (inputs, outputs, outcomes, impact).
  • Support the M&E with the definition of assessment indicators aligned with project objectives and global WASH standards
  • Contribute to set up and manage remote supervision systems (in collaboration with Data Analysts and ICT Specialists)
  • Perform quality assurance and quality control for WASH interventions. 
  • Report timely and qualitatively on the progress of the WASH interventions, with a focus on impact, quality, risks and issues, best practices and lessons learned.
  • Conduct regular field monitoring visits to verify compliance with technical specifications, HSSE requirements, environmental and social safeguards, and contractual obligations.
  • Support the verification and approval of contractors’ deliverables, including work completion certificates, test results, as-built documents, O&M manuals, and training reports.
  • Ensure testing, commissioning, and functionality checks of installed WASH systems.

8. Ensure supervision of construction sites, as assigned

  • Ensure HSSE requirements
  • Ensure construction schedule 
  • Ensure quality of delivery
  • Monitor progress
  • Ensure compliance with environmental and social safeguards
  • Identify and resolve technical issues
  • Maintain documentation of site activities
  • Monitor compliance with contract requirements
  • Provide timely updates on progress, risks, delays, or changes to the project plan.
  • Validate IPCs
  • Ensure reporting channels


About the Organization

United Nations Office for Project Services

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