Multiple Wastewater Treatment (WWT) Engineering Opportunities | Ireland & EU | English Required

We are actively looking for multiple Wastewater Treatment (WWT) Engineers and Project Professionals for opportunities across Ireland and the EU .

We’re hiring across a broad range of disciplines and experience levels, supporting the full wastewater treatment project lifecycle — from process engineering and design through construction, controls, commissioning, and project delivery.

English proficiency is a must for these positions, as the roles involve collaboration with international teams, clients, contractors, and project stakeholders.

Disciplines We’re Hiring For

We are looking for professionals across a wide range of engineering and project disciplines, including:

- Process Engineers – wastewater treatment processes, process design, calculations, optimization, and treatment technologies
- Mechanical Engineers – pumps, piping, mechanical equipment, equipment selection, rotating equipment, and plant systems
- Electrical Engineers – power distribution, MCCs, electrical systems, plant infrastructure, and electrical design
- Design Engineers – multidisciplinary WWT design across process, mechanical, electrical, and civil engineering
- Construction Engineers – construction execution, field engineering, installation, commissioning, and site support
- Project Managers – project planning, execution, scheduling, cost control, client management, and delivery
- Controls & Automation Engineers – PLC/SCADA, instrumentation, process controls, automation, and systems integration
- Chemical Engineers – chemical treatment, dosing systems, process optimization, and water/wastewater chemistry




- Commissioning & Startup Engineers – plant startup, testing, troubleshooting, optimization, and operational readiness

What We're Looking For We’re interested in professionals with experience in municipal or industrial wastewater treatment , including technologies such as biological treatment, MBR, MBBR, SBR, nutrient removal, clarification, filtration, disinfection, sludge treatment, anaerobic/aerobic processes, and water reuse.

Candidates may come from wastewater treatment plants, EPC/EPCM organizations, engineering consultancies, system integrators, equipment manufacturers, utilities, or industrial facilities .

We are open to candidates at different levels, from hands-on engineering and technical specialists to senior engineers, project managers, and engineering leaders .

Location & Requirements

? Ireland & EU opportunities

?️ English proficiency is required

? International and multicultural project environments

? Wastewater treatment / water industry experience strongly preferred

Interested?

If you have experience in wastewater treatment, process, mechanical, electrical, design, construction, controls & automation, chemical engineering, project management, commissioning, or related disciplines , we would love to connect.

Please send your CV in English if you are interested in exploring these opportunities.

Feel free to DM me directly or share your CV to discuss relevant positions.

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📌 Water Engineer (Región Metropolitana)
🏢 Crewit Resourcing Group
📍 Región Metropolitana