Senior Mechanical Engineer - @One Alliance

ZipRecruiter; England; On-site; GBP 45,000 - 70,000; Full time

Job summary

A leading engineering consultancy is looking for a Senior Mechanical Engineer to join their team. This role involves leading mechanical design across water and recycling projects, ensuring technical excellence and sustainability. Candidates should have a degree in Mechanical Engineering and strong experience in the water sector. The company offers competitive salaries and a range of benefits, including pension matches and professional development opportunities.

Benefits

Pension matched by employer up to 7%

Health insurance options

Gym Membership discounts

Cycle to work scheme

Qualifications

• Chartered or Incorporated Engineer status is desirable.
• Experience delivering mechanical design in utilities or infrastructure.
• Knowledge of UK design codes and health and safety requirements.

Responsibilities

• Lead mechanical design activities for various projects.
• Produce and review technical specifications for compliance.
• Provide support during construction phases.

Skills

Mechanical design within water sector

Using CAD design tools

Strong written and verbal communication

Problem-solving approach

Education

Degree in Mechanical Engineering

Tools

Autodesk Plant 3D

Job description

Overview

Job Description

Mott MacDonald Bentley are recruiting for a Senior Mechanical Engineer to join the Anglian Water @One Alliance.

As part of Anglian Water's @one Alliance, we are on a mission to create a sustainable and resilient future for water. With an ambitious £2.3 billion capital investment in AMP8, we are revolutionising infrastructure, sustainability, and digital transformation to protect the environment and support growing communities.

What will you be doing

We're seeking a knowledgeable and driven Senior Mechanical Engineer to lead the design and technical delivery of mechanical systems across water and water recycling (non-infrastructure) projects. In this senior role, you'll be responsible for ensuring that engineering solutions are technically sound, efficient, sustainable, and aligned with project goals.

• Leading mechanical design activities across a portfolio of projects, from initial feasibility through to detailed design and delivery support.
• Producing and reviewing technical specifications, ensuring compliance with relevant legislation and industry standards.
• Coordinating closely with project managers, multidisciplinary teams, suppliers, and contractors to achieve integrated project outcomes.
• Supporting hazard studies, design reviews, and safety assessments such as HAZOP and HAZCON.
• Driving innovation by adopting digital design tools, promoting offsite construction, and contributing to decarbonisation efforts.
• Providing support during construction and commissioning phases, resolving technical queries and ensuring buildability.
• Offering technical leadership to junior engineers, reviewing their work, and helping them develop their skills.
• Feeding into continuous improvement and technical governance processes, sharing lessons learned and best practice.

A little bit about your skills, experience and behaviours….

• A degree in Mechanical Engineering (or a related discipline); Chartered or Incorporated Engineer status is desirable, or working towards it.
• Strong experience delivering mechanical design within the water, utilities, or infrastructure sectors.
• In-depth knowledge of mechanical systems, UK design codes, CDM regulations, and health and safety requirements.
• Competence in using CAD and other design tools (e.g. Autodesk Plant 3D, or similar).
• A collaborative mindset, with experience working in multidisciplinary environments.
• Strong written and verbal communication skills, with the ability to explain technical detail clearly and confidently.
• A problem-solving approach with a drive to innovate, improve efficiency, and embed sustainable thinking.

What we can offer

At Anglian Water Alliance you'll be part of a dynamic, forward-thinking team that is shaping the future of the UK's water infrastructure. We offer a collaborative and innovative working environment, where your expertise will be valued and your ideas will drive meaningful change.

We offer a competitive salary commensurate with experience. Our core benefits include:

• Pension matched by employer up to 7%
• Option to purchase, sell and carry over annual leave
• Life assurance / Private Medical Insurance / Critical Illness Insurance and Health Screening options
• 26 weeks maternity leave, enhanced paternity and adoption leave / Shared parental leave
• Payment of annual professional institution subscription costs
• Gym Membership discounts UK wide
• Cycle to work scheme, interest free season ticket loans and discounted dining cards

Other information

This is a Mott MacDonald Bentley role, employed by Mott MacDonald. Mott MacDonald Bentley is a joint venture established in 1999 between civil engineering contractor JN Bentley and Mott MacDonald. The role is employed by Mott MacDonald but will involve working across the joint venture with Mott MacDonald and JN Bentley colleagues.

About Mott MacDonald: Mott MacDonald is a global engineering, management and development consultancy. Our purpose is to improve society by considering social outcomes in everything we do, relentlessly focusing on excellence and digital innovation, transforming our clients' businesses, our communities and employee opportunities. We value progress, respect, integrity, drive, and excellence.

We are committed to creating a workplace where our people are safe, have a voice, can reach their full potential, and everyone shares in the rewards. You'll have the opportunity to contribute to projects that benefit our communities – from helping to secure water supplies for the future to protecting homes and businesses from flood risk.

Equity & Equality and inclusion are important to us. We welcome applications from all sectors of the community and are dedicated to building a diverse workplace where everyone can thrive and be treated with respect. If you don't meet every requirement for this role but are excited about the opportunity, please apply. For accessibility and adjustments during the application process, please call 01756 691572 or email [e-mail]. You can read more about our Equal Opportunities Policy here: Equality and Equity.

Agile working
We are committed to providing a flexible and agile working environment that supports both our employees and the needs of the business.