Chemical/Environmental Intern

Internship Highlights

Formal study placement: Complete a recognised internship or work-based learning placement as part of Chemical Engineering, Environmental Engineering, Environmental Science, Energy Engineering or related studies.

Hands-on process experience: Learn from experienced teams across treatment-process design, data analysis, project delivery, commissioning, operations, environmental performance and sustainability.

Direct 2027 graduate pathway: Final-year students graduating in 2027 who successfully complete the internship will, if interested, be entitled to an immediate September 2027 Graduate Programme offer without further interviews.

About Glanua

Glanua is a leading provider of innovative and sustainable engineering solutions for water, wastewater and bioresources infrastructure. We design, build, operate and maintain critical infrastructure for municipal and industrial clients, combining engineering expertise, specialist technologies and off-site manufacturing to deliver efficient, sustainable solutions.

Our clients include major water utilities such as Uisce Eireann, Thames Water, Yorkshire Water and Affinity Water, alongside leading organisations in the pharmaceutical, life sciences, food and beverage and manufacturing sectors. Through our expertise in water and wastewater treatment, bioresources and resource recovery, we help protect the environment, safeguard water resources and support the transition to a circular economy.

Headquartered in Galway, Ireland, Glanua has a talented team of people across Ireland, the UK, Portugal and the USA. Guided by our values of Respect, Collaboration, Accountability, Integrity, Excellence and Safety, we empower our people to innovate, develop their skills and reach their full potential while helping to create a cleaner, more sustainable planet.

Role Purpose

As a Chemical or Environmental Engineering Intern, you will support multidisciplinary teams on water and wastewater projects from design through commissioning and operation, building practical skills in treatment processes, data analysis, environmental performance, energy efficiency and sustainability.

This is a formal internship opportunity undertaken as part of relevant Chemical Engineering, Environmental Engineering, Environmental Science, Energy Engineering or related studies. Under the guidance of senior staff, you will develop practical and professional skills, learn how treatment infrastructure is designed, delivered, commissioned and improved, and complete or return to your studies with stronger industry experience.

Graduate Programme Pathway

Final-year students graduating in 2027 who successfully complete the internship will, if they wish to continue with Glanua, be entitled to an immediate offer for the Glanua Chemical, Environmental or Energy Engineering Graduate Programme starting in September 2027, with no further interviews required.

The two-year Chemical, Environmental or Energy Engineering Graduate Programme combines live project experience with structured mentoring, training, one 12-month rotation and two six-month rotations. A six-month rotation may be available in Portugal or the UK, subject to business requirements and suitability, and graduates receive support towards future professional accreditation.

Key Responsibilities

Process and Environmental Engineering

Support process and hydraulic engineering activities across chemical, physical and biological water and wastewater treatment processes.

Assist with calculations, data analysis, process flow diagrams, piping and instrumentation diagrams, energy balances, equipment selection, specifications and technical reports.

Collect, validate and analyse process, environmental and energy data to support performance monitoring and identify improvement opportunities.

Support sampling programmes, treatment-process assessments and clear reporting of technical findings.

Project Delivery Quality and Sustainability

Collaborate with design, project delivery, commissioning, operations and sustainability teams on live water and wastewater projects.

Take part in site visits, project reviews and technical meetings while following all health, safety, environmental, quality and sustainability requirements.

Support treatment-process optimisation, resource efficiency, carbon reduction and circular-economy initiatives.

Maintain accurate project, process and environmental records and communicate progress clearly to colleagues.

Learning, Collaboration and Development

Build familiarity with process, hydraulic, environmental and data-analysis tools used to support project delivery and operations.

Research relevant technologies, standards and regulatory developments and share findings through reports, case studies or presentations.

Communicate clearly with colleagues and contribute positively to multidisciplinary project and site teams.

Take part in mentoring, continuous learning and feedback.

Our Values

At Glanua, our values shape how we work together and how we serve our clients. We act with Respect towards our colleagues, clients and communities, and believe in the power of Collaboration to deliver the best outcomes for our teams and projects. We hold ourselves to a high standard of Accountability, taking ownership of our commitments, and act with Integrity in every decision we make. We pursue Excellence in everything we do, continuously improving how we design, build and operate, and we place Safety at the centre of our culture, ensuring the wellbeing of our people is never compromised. As a Chemical or Environmental Engineering Intern, you will be expected to demonstrate these values in your day-to-day work and learning.

Essential Criteria

Currently enrolled in Chemical Engineering, Environmental Engineering, Environmental Science, Energy Engineering or a closely related degree programme.

Able to complete the internship as a formal placement or work-based learning opportunity connected to your studies. Final-year students graduating in 2027 are eligible.

A strong academic foundation and genuine interest in treatment processes, environmental performance, energy efficiency and sustainable water and wastewater infrastructure.

Strong numerical, analytical, communication, teamwork and problem-solving skills.

Enthusiasm for learning and applying engineering concepts on live projects and in operational environments.

Basic working knowledge of Microsoft Word, Excel and PowerPoint.

Willingness to work across office and project-site environments and to travel to project locations as required.

Commitment to high standards of health, safety, environment, quality and sustainability.

Desirable Criteria

Exposure to process design, environmental monitoring, water-quality analysis, hydraulics, process simulation or data-analysis tools.

Previous construction, engineering, infrastructure or water-sector experience gained through university projects, part-time work, volunteering or another placement.

Basic awareness of process flow diagrams, piping and instrumentation diagrams, sampling, environmental compliance or treatment-process optimisation.

Personal Attributes

Proactive, curious and eager to learn from experienced colleagues.

Collaborative and respectful, with a positive approach to teamwork.

Safety-conscious and willing to speak up when something does not look right.

Adaptable and practical when working across different tasks, projects and environments.

* Organised and attentive to detail, with the confidence to ask questions and apply feedback.

Diversity, Equity & Inclusion

At Glanua, we are committed to creating a diverse and inclusive workplace where everyone is treated with respect and has an equal opportunity to succeed. We welcome applications from people of all backgrounds and value the different perspectives and experiences they bring. If you require any reasonable adjustments during the recruitment process, please let our recruitment team know.