Mechanical Design Engineer

RSK GROUP; United Kingdom; On-site; GBP 30,000 - 50,000; Full time

Job summary

An engineering solutions firm in the UK is seeking a Mechanical Engineer to deliver innovative design solutions for clean water and wastewater projects. The successful candidate will produce high-quality engineering outputs and work collaboratively across teams. Candidates should possess a degree in Mechanical Engineering, have a strong background in the water sector, and be highly skilled in communication and problem-solving. This role provides an opportunity to make a significant impact in delivering sustainable water solutions.

Benefits

Private Health Insurance

Annual pay rise & bonus

Mental Health Support

Clear career paths

Gym membership deals

Qualifications

• Degree-qualified in Mechanical Engineering (or similar).
• Strong background in water or related industries.
• Knowledge of clean water/wastewater design principles.
• Excellent communication and computer literacy.

Responsibilities

• Deliver innovative mechanical design solutions for water projects.
• Produce high-quality engineering outputs including drawings and reports.
• Collaborate with multidisciplinary teams.
• Mentor junior engineers and support their professional growth.

Skills

Mechanical Engineering Knowledge

Water Industry Experience

Communication Skills

Problem-Solving Skills

Education

Degree in Mechanical Engineering

Tools

Computer Literacy

Job description

The Vacancy

Locations: Redhill … Birmingham … Glasgow … Chester … Leeds

Shape the Future of Water Engineering with Binnies UK – Part of the RSK Group

At Binnies UK, we’re not just delivering projects, we’re creating solutions that matter. Our teams design and manage Critical Human Infrastructure across the water and wastewater sectors in the UK and internationally. Join us and work on challenging, meaningful projects in a collaborative, supportive environment where your ideas make a difference.

Why You’ll Love Working Here

We offer more than a job, we offer a career with purpose, flexibility, and rewards:

• Private Health Insurance & Income Protection
• Life Assurance for peace of mind
• Annual Leave Purchase Scheme for extra time off
• Clear career paths with professional development support
• Annual pay rise & bonus
• High Street discounts & gym membership deals
• Cycle to Work & EV Salary Sacrifice Schemes
• Mental Health Support because your wellbeing matters

What You’ll Do

• Deliver innovative mechanical design solutions for clean water and wastewater projects, from concept to detailed design
• Produce high-quality engineering outputs including drawings, calculations, reports, and schedules
• Coordinate multidisciplinary designs and manage interfaces across teams
• Collaborate with project managers, engineers, JV partners, and clients
• Review bids, subcontractor designs, and provide technical support on‑site
• Mentor junior engineers and support their professional growth
• Manage budgets, schedules, and quality standards

What We’re Looking For

• Degree‑qualified in Mechanical Engineering (or similar)
• Strong background in water or related industries
• Knowledge of clean water/wastewater design principles, equipment selection, and treatment processes
• Familiarity with CDM, procurement, and document control
• Excellent communication and computer literacy
• Enthusiastic, adaptable, and self‑motivated

Desirable:

• Professional Qualification (IEng / CEng MIMechE)
• Leadership and mentoring experienceCommitment to continuous improvement and career progression

Ready to make an impact?

Join us and help shape sustainable water solutions for generations to come.

About Us

We develop intelligent solutions using our award‑winning integrated planning and design approach to deliver functional infrastructure and lasting environmental and social legacies. This is backed by a culture that has stayed true since our foundation over 100 years ago. We create new possibilities for humanity through our innovative approach to delivery.

Together with our clients, we are always striving to find a smarter way to deliver projects. From providing low carbon, sustainable and resilient water solutions, flood alleviation and environment services, to connecting people with insights and data. Our business exists to improve the quality of life for our local communities today and for generations to come.

Binnies is part of the RSK Group, a leading integrated environmental, engineering, and technical services business providing dynamic, multidisciplinary services to a wide range of sectors. RSK was founded in 1989 and has grown considerably since then.

At RSK, we operate as a group of businesses that work together seamlessly, aiming for growth through diversification. Our strategy helps us build a strong and resilient business, capable of weathering external challenges, while also providing greater value to our clients and more opportunities for our employees.

Since the beginning, our philosophy has remained the same: employ, develop and reward talented individuals. People are crucial to our company, and we recognise that our success hinges on our colleagues' growth. We're committed to preserving RSK's people‑first culture, promoting innovation, and fostering a supportive and caring environment for collaboration. At RSK, we want you to be part of our successes and help you reach your career aspirations. We take pride in offering employees fulfilling and challenging careers by promoting ongoing growth and empowering individuals to excel.

We are committed to fostering an inclusive workplace that welcomes individuals from all backgrounds, experiences, and perspectives. We firmly believe that embracing and celebrating the diversity in our workforce makes us a stronger and more innovative company.

If you're passionate about making a difference, join us as we work together to build a brighter, more equitable, and sustainable future for all. Do you have what it takes?

Sectors

Environment

We create sustainable critical infrastructure across the whole asset life cycle to meet the net zero challenge. We integrate sustainability into everything we do, utilising digital innovation to create value. We de‑risk projects through collaborative engagement and holistic thinking which builds inclusive wealth for our clients, stakeholders and communities.

Water

We are engaged in every aspect of the water industry, helping clients efficiently and effectively collect, store, move and treat water and wastewater; plan and manage watersheds; harness the energy embedded in the treatment and movement of water and enhance sustainability. We incorporate leading‑edge digital transformation to create more resilient and reliable solutions using data analytics to provide powerful insights.