Mechanical Design Engineer - Hazardous Environments

🔒 Confidential Employer
Posted 8 May 2026
LOCATION
Darlington
TYPE
Full-time
LEVEL
Mid-Senior level
CATEGORY
Engineering
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

Mechanical Engineering degree/HND/HNC CompEx 12 certification Multidisciplinary design team experience DSEAR related project knowledge Project scoping and implementation Health and safety compliance Full UK Driving Licence Client specification compliance

FULL DESCRIPTION

Mechanical Design Engineer - Hazardous Environments

[Employer hidden — sign up to reveal]

Darlington, England

Permanent

What Are We Looking For?

Our Chemical & Biological Treatment business platform is looking for a Mechanical Design Engineer to join the division on a permanent basis and support on DSEAR related projects across the UK. You will work as part of our in-house, multidisciplinary design team and take on a key role in all aspects of projects from scoping and detailed design right through to implementation, ensuring compliance with Client Specifications and current regulatory standards.

Some of Your Key Duties Include:

  • Complete design aspects of projects from inception to implementation.
  • Ensure compliance with Client specification and current regulatory standards.
  • Prepare work scope estimates/quotations.
  • Assemble contract works information documents.
  • Consider project health and safety, quality, and environmental matters.
  • Liaise with all key stakeholders for the projects.

What Do You Need?

  • Degree/HND/HNC in Mechanical Engineering or equivalent.
  • CompEx 12 qualified.
  • Experience of working in a multidiscipline design team.
  • Experience of working at all design stages is highly desirable.
  • Possess the ability to work on multiple projects consecutively.
  • Full UK Driving Licence

Who Are We?

[Employer hidden — sign up to reveal] is a trusted clean water technology company, developing market leading products and solutions for purifying drinking water, recycling wastewater and cleaning water in industrial processes. We are disrupting the water sector, delivering water treatment products, technologies, and services to clients across the UK. [Employer hidden — sign up to reveal] provides offsite modular build solutions using a low-carbon approach compared to traditional construction methods and our unique offering to the market focuses on innovation, efficiency, and excellence.

Established in 1982, [Employer hidden — sign up to reveal] has grown into one of the most prominent MEICA engineering businesses in the UK water industry. We have created a complete in-house and full-service capability from project inception through to design, fabrication, and delivery by means of installation and commissioning. We additionally have one of the largest servicing and maintenance teams in the market, to ensure we’re on hand for all our clients’ needs.

Our service offering presents industry-leading innovative solutions and our dedicated staff play a key role in delivering our sustainability and wider business goals. With over 2000 staff across our group of companies, our strategic ambition will see the business continue to grow as we expand our operations and diversify our products. One of [Employer hidden — sign up to reveal]’s key focuses is driving servant leadership and giving our people the opportunity and responsibility to take an entrepreneurial approach in their career development.

What [Employer hidden — sign up to reveal] Offer

To build successful teams and drive the level of quality that [Employer hidden — sign up to reveal] is renowned for, we know we need the best people in the industry. Not only do we require the relevant skillsets, but we also need people with the right attitude and mentality to thrive and grow in an innovative and fast-paced environment. At [Employer hidden — sign up to reveal], you’ll be given every opportunity to set the path of your own career through our Business Streams and work within dynamic teams that will require you to rise to the challenge of working for a market leader.

  • Industry-leading salary based on your experience
  • A flexible career development path, with no restrictions on where your career can go
  • Private Healthcare (Personal)
  • Holiday Allowance of 31 days per year, rising to 33 days per year after 2 years’ service
  • Holiday Buy / Sell Scheme
  • Company Pension Scheme
  • Cycle to Work
  • Discounted National Gym Membership
  • Professional Fees Paid
  • Employee Discount Platform
  • EV/Hybrid Car Lease Scheme
  • Access to our network of health professionals including mental health champions and Occupational Health Nurse.

In a flourishing sector where there are vast career opportunities available, we believe by leading transformation in the industry our offering to the market means our people have the space to thrive.

If you’re interested in a career with a company that will harness your skills and provide you with the support to create your own future within the water industry, apply now

Job Details

Reference: 1187

Location: Darlington, England

Basis: Permanent

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