Mechanical Engineer

Arup; Cardiff; On-site; GBP 45,000 - 65,000; Full time

Benefits offered by this job

Profit share

Private medical insurance

Life assurance

Income protection

Flexible benefits

Job summary

Arup is seeking a Mechanical Engineer to join the Water team in Cardiff or Birmingham. You will support mechanical design and delivery for water and wastewater projects, focusing on treatment facilities, pumping systems and pipework.

You will work within multidisciplinary teams, using BIM, Revit and Plant 3D to drive technical rigour and project success, while mentoring junior engineers and delivering high-quality outcomes.

Qualifications

• Proven experience delivering mechanical designs in the water utilities sector or related field.
• Experience with treatment facilities and pumping systems.
• Pursuing Chartered Engineer status with IMechE or equivalent body.
• Knowledge of UK water industry mechanical design standards and practices.
• Familiarity with BIM, Revit and Plant 3D for project delivery.
• Strong communication within multidisciplinary teams and with clients.

Responsibilities

• Design and deliver mechanical solutions for water and wastewater projects from feasibility through construction.
• Support and guide junior engineers and technicians.
• Apply BIM tools to improve project outcomes and design integrity.
• Collaborate in multidisciplinary teams to ensure high standards and timely delivery.

Skills

Mechanical design experience

Water utilities sector

BIM / Revit / Plant 3D

Clear communication

Project delivery

CEng progression

Education

Chartered Engineer in progress or equivalent

Tools

BIM

Revit

Plant 3D

Job description

Joining Arup

Arup's purpose, shared values and collaborative approach has set us apart for 80 years, guiding how we shape a better world.

Around the globe, Arup’s mechanical engineers bring specialist expertise to solutions for buildings, transport infrastructure and energy, water and waste utilities. Our comprehensive services to the energy, water and resources sectors include development of solutions for utilities and infrastructure assets, industrial processes and manufacturing systems, renewable energy and storage and sustainable mechanical system design.

The Opportunity

We are seeking a Mechanical Engineer to join our Water team either in Cardiff or Birmingham, and contribute to the delivery of robust, efficient engineering solutions across the water industry. In this role, you will support the design and execution of water and wastewater treatment projects, including pumping systems pipelines and associated infrastructure.

You’ll work on technically challenging and high-value projects within long-term frameworks for major UK water utilities such as Welsh Water, United Utilities, Severn Trent Water and Wessex Water. You will apply your technical expertise, deliver key project tasks, and provide guidance to junior team members.

In this role, you will support the mechanical design and delivery of water sector projects from feasibility through to construction. You will form part of multidisciplinary teams, with a focus on treatment systems, pumping solutions, and pipework design. The role involves overseeing and supporting the work of junior engineers and technicians, ensuring high standards across all stages of project delivery. You will make effective use of digital tools such as BIM, Revit and Plant 3D to enhance project outcomes and will be expected to promote a culture of technical rigour, operational efficiency, and innovation within the team.

The available position is for engineers preferably with experience in water, including treatment facilities, pumping systems and pipework. We want people who are self motivated and able to adapt to the demands of projects and clients, someone who will enjoy solving problems and have the capability to contribute within our multidisciplinary teams to deliver high quality solutions.

Is this role right for you?

We Are Seeking The Below Skills And Knowledge

• Proven experience delivering mechanical designs in the water utilities sector, or a related field,
• including treatment facilities and pumping systems
• Progressing towards Chartered Engineer (CEng) status with IMechE or relevant body.
• Knowledge of current mechanical design standards and practices in the UK water industry
• Understanding of digital design software (e.g. BIM, Revit, Plant 3D)
• Clear communication skills and the ability to work effectively within multidisciplinary teams
• A results-oriented mindset, with the ability to manage priorities and deliver high-quality work on time

What We Offer You

At Arup, we care about each member’s success, so we can grow together.

Guided by our values, we provide an attractive total reward package that recognizes the contribution of each of our members to our shared success. As well as competitive, fair and equitable pay, we offer a career in which all our members can belong, grow and thrive – through benefits that support health and wellbeing, a wide range of learning opportunities and many possibilities to have an impact through the work they do.

We are owned in trust on behalf of our members, giving us the freedom, with personal responsibility, to set our own direction and choose work that aligns with our purpose and adds to Arup’s legacy. Our members collaborate on ambitious projects to deliver remarkable outcomes for our clients and communities. Profit Share is a key part of our reward, enabling members to share in the results of our collective efforts.

We also provide Private medical insurance, Life assurance, Accident insurance and Income protection cover. In addition, you’ll have access to flexible benefits to help you look after all aspects of your wellbeing and give you the freedom and flexibility to find the best solutions for you, your family, and your individual needs.

Different people, shared values

Arup is an equal opportunity employer that actively promotes and nurtures a diverse and inclusive workforce. We welcome applications from individuals of all backgrounds, regardless of age (within legal limits), gender identity or expression, marital status, disability, neurotype or mental health, race or ethnicity, faith or belief, sexual orientation, socioeconomic background, and whether you’re pregnant or on family leave. We are an open environment that embraces diverse experiences, perspectives, and ideas – this drives our excellence.

Guided by our values and alignment with the UN Sustainable Development Goals, we create and contribute to equitable spaces and systems, while cultivating a sense of belonging for all. Our internal employee networks support our inclusive culture: from race, ethnicity and cross-cultural working to gender equity and LGBTQ+ and disability inclusion – we aim to create a space for you to express yourself and make a positive difference. Discover more about life at Arup atwww.arup.com/careers/your-life-at-arup.

We are committed to making our recruitment process and workplaces accessible to all candidates. Please contact [e-mail] to let us know if you need any assistance or reasonable adjustments throughout your application or interview process, and/or to perform the essential functions of the role. We will do everything we can to support you.

Recruitment Agencies

We have a Preferred Supplier List of trusted partners to assist us when required and do not acknowledge any speculative CVs or unsolicited candidate introductions from agencies not on the list.