Senior
Senior Water/Wastewater Process Engineer
Job Description
Overview
AtkinsRéalis Ireland is seeking a Senior Process Engineer to strengthen our drinking water and wastewater process engineering technical leadership, with a particular focus on bioresources (sludge and resource recovery). You will take a lead role in the design and delivery of drinking water, wastewater, and bioresources projects across Ireland, supporting major clients (including Uisce Éireann (Irish Water) and other public/private sector clients) from feasibility through detailed design to construction/commissioning support and providing technical assurance.
The role suits an experienced water leader who combines deep technical expertise with the ability to lead multidisciplinary teams, manage delivery risk, shape scopes, support bids, and mentor engineers—while embedding safe design, quality assurance, and sustainable outcomes.
Your role
Technical leadership & project delivery
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Lead the process engineering design of water, wastewater treatment and bioresources projects, ensuring high-quality outputs aligned with relevant standards and client requirements.
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Direct and review delivery across project stages: feasibility, optioneering, concept, detailed design, contract documents, and construction/commissioning support.
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Provide technical leadership in water, wastewater and bioresources / sludge treatment, which may include sludge thickening, digestion (including anaerobic digestion), pre-treatment, dewatering, drying, odour control, emissions considerations, and resource recovery opportunities.
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Promote strong process safety practice and appropriate risk techniques (e.g., facilitating/leading HAZOP-style safety reviews where required by the project).
Project management, commercial & governance
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Support/lead the definition of briefs, scopes of work, deliverables, programmes and budgets, and manage delivery against milestones.
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Work collaboratively with Project Managers to ensure contractual compliance and robust delivery governance, including effective management of design risks and interfaces.
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Contribute to the preparation/review of technical specifications, reports and contract documents, maintaining strong attention to detail and QA compliance.
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Bring awareness of common contract models used in Ireland/UK water delivery (e.g., FIDIC, NEC, Public Works, and client-specific forms as applicable).
Leadership, people & capability growth
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Shape and grow drinking water, wastewater and bioresources team design capability (tools, standards, training, ways of working), sharing knowledge across Ireland and wider teams.
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Line manage, mentor, and coach engineers.
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Build a high-performing culture, supporting professional development and technical excellence.
Business development & client relationships
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Support and/or lead winning work: identify opportunities, contribute to tenders and proposals, shape value propositions, and support pricing inputs as appropriate to level.
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Build trusted client relationships and represent AtkinsRéalis in key meetings, workshops and stakeholder forums.
About you
Qualifications & professional standing
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Degree (Level 8 or equivalent) in Chemical, Process, Environmental, or Civil Engineering (or closely related discipline).
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Chartered (or working towards) with a relevant professional body such as Engineers Ireland (and/or an equivalent recognised institution).
Experience
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Significant experience working with Uisce Éireann and their ways of working.
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Significant experience in water and wastewater treatment process engineering and delivering design outputs within a consultancy and/or contractor delivery environment.
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Demonstrable experience across multiple lifecycle stages (feasibility to detailed design; ideally some construction/commissioning support).
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Strong bioresources/sludge experience—such as anaerobic digestion, solids handling, dewatering, odour management, emissions considerations, and/or sludge treatment technology selection and design.
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Experience leading design delivery (including multidisciplinary coordination) and setting/maintaining high QA standards.
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Working knowledge of Ireland/UK design practices and common water-sector contract forms.
Skills & behaviours
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Strong communication skills and confidence in client-facing technical leadership.
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Proven ability to manage competing priorities, lead teams, and deliver quality outputs on time and within budget in a collaborative manner within a multi-disciplinary environment.
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Commitment to safe design and a proactive approach to risk identification and mitigation.
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Common-sense approach to problem solving.
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Strong relationship-building skills.
Rewards & benefits
Explore the rewards and benefits that help you thrive – at every stage of your life and your career. Enjoy competitive salaries and a brilliant range of health, wellbeing, financial and lifestyle benefits. Make the most of a myriad of opportunities for training and professional development to grow your skills and expertise. And combine our hybrid working culture, international remote working opportunities, and flexible holiday allowances to balance a great job and fulfilling personal life.
About AtkinsRéalis
We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a better future for our planet and its people.
Additional information
We are committed to creating a culture where everyone feels that they belong - a place where we can all be ourselves, thrive and develop to be the best we can be. So, we offer a range of family friendly, inclusive employment policies, flexible working arrangements and employee resource groups to support all employees. As an Equal Opportunities Employer, we value applications from all backgrounds, cultures and ability.
Worker Type
Employee
Job Type
Regular
At AtkinsRéalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world-class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences.
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