Your new companyAn established, global multidisciplinary engineering and construction organisation is seeking an experienced Senior Process Engineer to lead and manage process design for water and wastewater engineering solutions and proposals across Northern Ireland, the Republic of Ireland, and the UK.Your new roleThe successful candidate will take a lead role within a multidisciplinary process engineering team, focusing on water and wastewater treatment, pumping systems, treatment process options, and performance evaluation. This position involves working closely with major water authorities and delivering high-quality engineering solutions.Key ResponsibilitiesLead a team of process engineers in the design and delivery of water and wastewater treatment projects.Prepare and oversee preliminary and detailed design documents, engineering specifications, and calculations.Produce optioneering reports and project documentation in line with company standards.Evaluate hydraulic designs and apply expertise in water and wastewater treatment processes.Coordinate and schedule project engineers to ensure timely tender submissions and process design delivery.Maintain communication with civil, electrical, mechanical, and automation teams to develop turnkey solutions.Review supplier information for compliance with project requirements and client standards.Ensure adherence to safety, environmental, and quality systems, including acting as Principal Designer where required.Support business development by demonstrating technical competence and quality assurance.Build and maintain relationships with key decision-makers to identify new engineering opportunities.What you'll need to succeed Degree-qualified in environmental, chemical, or process engineering (or equivalent).Minimum of 10 years' experience in municipal water/wastewater treatment.Strong data analysis and technical problem-solving skills.Proven leadership ability with experience managing teams and workloads to meet time, cost, and quality objectives.Proficient in using proprietary software for engineering solutions.Excellent organisational and time management skills.Strong verbal and written communication skills.What you'll get in returnA fantastic opportunity to join a leading engineering organisation delivering innovative water and wastewater solutions. This senior role offers the chance to lead complex projects, collaborate with expert teams, and make a real impact across Ireland and the UK. Ideal for experienced professionals seeking career progression in a dynamic, supportive and rewarding environment.BenefitsCompetitive salary and benefits package27 days of annual leave, plus Bank Holidays (with additional days awarded based on length of service)Discretionary annual bonus and annual salary reviewAbove market rate contributory pension schemeGenerous private healthcare allowanceOther employee benefits include retail discounts, cycle to work scheme etcWhat you need to do nowIf you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk