Ayesa Engineering - UK and Ireland
Senior Mechanical Engineer
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Job Title: Senior Mechanical Engineer
Division: Water
Location: Leeds
About Us
Ayesa Engineering is a global consultancy with more than 3,200 employees. Its UK & Ireland business combines the strength and resources of an international organisation with the agility and autonomy typically associated with an SME.
Operating in 16 countries across 40 disciplines, Ayesa Engineering generates annual revenues of approximately €312 million and has established a strong international reputation across a broad range of engineering sectors. Its expertise spans water and flood infrastructure, transportation, marine and coastal engineering, geoscience, environmental services, energy, and building structures.
The UK & Ireland teams deliver technically complex and varied projects that enable professionals to develop broad expertise rather than being confined to highly specialised roles. This provides the opportunity to make a meaningful local impact while benefiting from the stability, technical knowledge, and career development opportunities of a well-established global consultancy.
What You Will Be Doing:
Project & Technical Design
- Deliver concept, preliminary, and detailed mechanical designs for water & wastewater treatment plants
- Design mechanical components of water delivery, pumping stations, filtration systems, and effluent collection networks
- Select equipment and develop design documentation including PFDs/P&IDs, layouts, and technical specifications
- Conduct mechanical, energy, and hydraulic calculations
- Apply industry software tools and ensure compliance with design and health & safety standards
- Interface with civil, process, and structural teams to deliver integrated engineering solutions
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Project Delivery & Coordination
- Support project managers in technical delivery and project planning
- Ensure timely execution within Ayesa’s Integrated Management System (IMS)
- Represent Ayesa in meetings, fostering strong relationships with clients and stakeholders
- Contribute to R&D and innovation in treatment technologies and engineering tools
What You Bring:
Required Experience & Qualifications
- 5 years’ experience in mechanical design for water, wastewater, or industrial effluent treatment projects
- Bachelor’s degree in Mechanical or Environmental Engineering (Master’s preferred)
- Chartered or working towards Chartership
Key Skills & Competencies
- Strong mechanical design capabilities, ideally including WIMES standards
- Familiar with equipment sizing, selection, and operational support
- Skilled in developing and interpreting drawings, including layouts, PFDs, and P&IDs
- Excellent written communication for technical reporting across project stages
- Confident communicator with the ability to work effectively in cross-functional teams
- Self-starter with a strong work ethic and a passion for problem solving
- Committed to Continuous Professional Development (CPD)
What We Offer:
Competitive Salary
We offer a competitive salary package to attract and retain top talent in the industry.
Flexible Working
Enjoy flexible working hours and hybrid working, allowing you to achieve a better work-life balance.
Employer Pension Match Scheme
We offer a pension match scheme to help you secure your financial future.
Get help with your application
Your very own career expert that helps elevate your application to the next level.
Income Protection
Receive support in safeguarding your income in the event of illness or injury.
Life Assurance
Gain peace of mind with life assurance coverage.
Training and Development Programme
Access a range of training and development opportunities to enhance your skills and advance your career.
Family & Well-Being Support
Benefit from our Enhanced Maternity & Paternity Benefits and our confidential support services to address personal or professional challenges, included in our Employee Assistance Programme.
Sports and Social
Engage in our vibrant sports and social activities to foster a sense of community and well-being among our team members.
Increased Annual Leave
25 days’ annual leave plus statutory bank holidays, enjoy increased annual leave entitlements based on years of service.
Recognition Awards
Receive recognition for your contributions through our awards program, celebrating achievements and excellence.
Equal Opportunity Employer
We are an equal opportunity employer and value diversity at our company. We do not discriminate based on race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform crucial job functions, and receive other benefits and privileges of employment. Please contact us to request accommodation.
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