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Senior Mechanical Engineer


Job Location:

Poole - UK

Monthly Salary: Not provided by the employer
Posted: 25 September 2026 (14 hours ago)
Application Deadline: 23 December 2026
Vacancies: 1 Vacancy

Department:

Operations

Job Summary

MMB has been named a capital delivery partner on two multi-million-pound lots that will see the company deliver projects across the region through to 2030 - with the potential for a five-year extension into AMP9 thereafter.

Wessex Water serves 2.9 million customers with water and sewerage services across the southwest of England. Set for record investment in AMP8 more than double that of AMP7 MMB will bring its strong track record of innovation and direct-delivery to drive a programme of work to improve water and wastewater treatment water and wastewater networks storm overflows flooding resilience and bioresources.

With sites located across the South of the region including; Poole Dorset and Bournemouth.


Engineering is at the very core of what we do. Be it civil mechanical or electrical our engineers are based on site and play a practical hands-on role in the successful delivery of projects.


As a Senior Mechanical Engineer youll work on projects that make a real difference to our environment and our communities - from improving flood defences to upgrading water treatment works and providing nature-based solutions that improve biodiversity.


You will play a pivotal role in shaping the mechanical functions throughout the lifecycle of various projects. From concept design to commissioning you will ensure that all mechanical aspects are meticulously considered and integrated.


The role of a Senior Mechanical Engineer includes:

  • Deliver mechanical installations on process plants integrating design construction and commissioning and supporting preconstruction activities including design input QA procurement and commercial support
  • Contribute to framework and project safety procedures and manage constructionphase activities such as outage planning subcontractor oversight programme management and mechanical/process safety
  • Lead Quality Assurance through ITPs acceptance documents training materials completion documentation and defect management driving a strong QA/QC culture
  • Commission mechanical plant manage performance testing and ensure projects are delivered to As Constructed status with accurate completion documentation
  • Support and develop Mechanical Engineers within the team



What youll need:

  • CSCS
  • HNC / Degree in Mechanical Engineering or related field or equivalent experience
  • Working towards professional registration with an appropriate body
  • Understand civil engineering principles and MEICA construction
  • Understanding of relevant British & International Standards with a good knowledge of Client and WIMES standards
  • Excellent organisation and problem-solving skills
  • Ability to communicate effectively with team members and stakeholders
  • A valid driving licence and willingness to travel to sites across your operational region



What would be desirable:

  • Experience working with pumps pipework valves screens scrapers mixers blowers would be beneficial
  • May suit persons with a previous background in mechanical quality assurance a supervisory role in mechanical process installation or technical role at a process plant supplier.

Whats in it for you:

Alongside our significant training and development investment bespoke progression plan and support to achieve professional chartership we offer a wide range of financial lifestyle health and wellbeing benefits that you can tailor to your needs.

To view our full range of benefits please see the Bentley benefits brochure attached.



Required Experience:

Senior IC