Environmental Hydrologist

Contact Ciaran Hall the consultant managing this role.

ATG are seeking a motivated and skilled Environmental Hydrologist to join a dynamic team in either Cork or Dublin. You will play a key role in the assessment, management, and modelling of surface water and groundwater systems in support of a wide range of infrastructure, environmental, and development projects across Ireland.

This is an exciting opportunity for someone with a strong technical background in hydrology and a passion for solving real-world water resource and environmental challenges.

Key Responsibilities:

• Conduct hydrological and hydrogeological assessments for environmental impact assessments (EIAs), flood risk assessments (FRAs), and water resource projects.
• Develop and calibrate hydrological models using tools such as HEC-HMS, SWMM, Infoworks ICM, or MIKE SHE.
• Analyze rainfall-runoff data, groundwater levels, and flow monitoring data.
• Support climate resilience planning and nature-based solutions through hydrological input.
• Liaise with project teams including engineers, planners, ecologists, and other environmental professionals.
• Prepare technical reports, planning documentation, and client presentations.
• Ensure compliance with Irish and EU environmental regulations, planning requirements, and water framework directives.
• Represent the company in client meetings, regulatory agency consultations, and stakeholder engagements.
• Contribute to business development through proposal writing and tender submissions.

Requirements:

• Bachelor’s or Master’s degree in Hydrology, Environmental Science, Civil Engineering, or related field.
• Minimum of 3 years’ experience in environmental or engineering hydrology.
• Proficiency in hydrological modelling software and GIS (ArcGIS or QGIS).
• Strong analytical, numerical, and report writing skills.
• Understanding of Irish water legislation, flood risk guidelines (OPW CFRAM, FRM), and EPA methodologies.
• Full clean driving licence and willingness to undertake fieldwork.
• Chartered status (or working towards) with CIWEM, IEI, or equivalent.
• Experience with flood modelling (e.g., HEC-RAS, TUFLOW), groundwater-surface water interactions, or water quality monitoring.
• Familiarity with Python, R, or other data analysis tools.
• Experience in working with local authorities or on nationally significant infrastructure projects.

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