Mechanical Design Engineer

Binnies Uk; Swansea; On-site; GBP 42,000 - 64,000; Full time

Benefits offered by this job

Private Health Insurance

Income Protection

Life Assurance

Annual Leave Purchase

Career development

Performance bonus

Gym discounts

Cycle to Work

EV Salary Sacrifice

Job summary

Binnies UK, part of the RSK Group, is seeking a Mechanical Design Engineer in Swansea to help shape water infrastructure. You will develop innovative mechanical designs for clean water and wastewater projects, produce drawings and calculations, and coordinate interfaces with other disciplines.

The role requires a Mechanical Engineering degree and experience in water or related industries. You’ll work with project managers, clients, and partners, mentor junior engineers, manage budgets, and

Qualifications

• Degree in Mechanical Engineering (or equivalent).
• Experience in water, wastewater, or related industries.
• Knowledge of treatment processes, equipment selection, and design principles.
• Familiarity with CDM, procurement, and document control.
• Strong communication, teamwork, and digital skills.

Responsibilities

• Develop innovative mechanical designs for clean water and wastewater infrastructure.
• Produce high-quality drawings, reports, calculations, and schedules.
• Coordinate multidisciplinary designs and manage technical interfaces.
• Work closely with project managers, engineers, JV partners, and clients.
• Review bids, subcontractor designs, and provide on-site technical support.
• Mentor junior team members and help shape our future talent.
• Oversee budgets, schedules, and deliverables to ensure quality outcomes.

Skills

Strong communication

Teamwork

Digital skills

Education

Degree in Mechanical Engineering

Tools

CDM

Procurement

Document control

Job description

Mechanical Design Engineer

Date Posted: 2026-09-02

Location: Swansea, West Glamorgan, GB, SA1 2

Application Deadline: 2026-12-02T03:41:24.51

Job Description

Shape Tomorrows Water Infrastructure with Binnies UK

Part of the RSK Group

At Binnies UK, we're not simply delivering engineering projects; we're solving some of the most critical water challenges facing the UK and the world. From clean water resilience to wastewater innovation, you'll be part of a team shaping Critical Human Infrastructure that protects communities, the environment, and future generations. If you want a role where your expertise genuinely matters — you'll feel right at home with us.

Why Choose Binnies?

• A Purpose-Driven Career: Work on meaningful, technically engaging water projects that leave a visible, lasting impact.
• A Culture Where You're Valued: We prioritise flexibility, wellbeing, and your growth — not just deadlines.
• Benefits Designed for Real Life:
  • Private Health Insurance & Income Protection
  • Life Assurance for extra peace of mind
  • Annual Leave Purchase Scheme (buy extra holiday when you need it)
  • Clear, supported career pathways & professional development
  • Annual pay rise & performance bonus
  • High Street & gym discounts
  • Cycle to Work & EV Salary Sacrifice Schemes
  • Mental Health & Wellbeing Support because people come first

What You'll Be Doing

• Develop innovative mechanical designs for clean water and wastewater infrastructure
• Produce high-quality drawings, reports, calculations, and schedules
• Coordinate multidisciplinary designs and manage technical interfaces
• Work closely with project managers, engineers, JV partners, and clients
• Review bids, subcontractor designs, and provide on-site technical support
• Mentor junior team members and help shape our future talent
• Oversee budgets, schedules, and deliverables to ensure quality outcomes

What You'll Bring

• Degree in Mechanical Engineering (or equivalent)
• Experience in water, wastewater, or related industries
• Knowledge of treatment processes, equipment selection, and design principles
• Familiarity with CDM, procurement, and document control
• Strong communication, teamwork, and digital skills
• A proactive, adaptable, problem-solving mindset

Desirable Extras

• Professional qualification (IEng / CEng MIMechE)
• Leadership or mentoring experience
• Passion for continuous improvement and progression