Technical Design Engineer

Job description

Job Description: Technical Design Engineer (Graduate Applications Welcome)

Location: West Bromwich (site-based)

Employment Type: Full-time, permanent

Salary: Highly Competitive Package, based on experience, with clear progression opportunities

About Polydrain Civils

Polydrain Civils is a UK manufacturer of drainage and water management products, proudly Made in Britain. As a family-owned business, we are known for quality, reliability, and long-term customer relationships.

Operating from our 3-acre, state-of-the-art facility in West Bromwich, we design and manufacture a wide range of drainage solutions for civil engineering and infrastructure projects across the UK.

We are looking to grow our in-house technical and design capability and are seeking a Technical Design Engineer to support product design, technical compliance, and internal engineering activity.

This role is open to experienced engineers as well as graduates or early-career candidates, with responsibilities, support, and development tailored to the individual. It’s an excellent opportunity to gain hands-on design experience while learning about the wider business.

The Role

As a Technical Design Engineer at Polydrain, you will:

• Produce technical designs, drawings, and specifications for drainage and water management solutions using AutoCAD (or similar)
• Carry out engineering calculations (hydraulic, structural, flow control) as required
• Ensure designs comply with SuDS principles, and local authority, highway, and water company requirements
• Create and maintain technical documentation, including datasheets, manuals, and design guidance
• Support new product development and continuous improvement initiatives
• Collaborate with production, quality, operations, and commercial teams to ensure designs are practical and feasible
• Gain exposure to wider business operations, including manufacturing, operations, and sales

Opportunities for Graduates & Early-Career Engineers

Graduates or early-career candidates will be supported with mentorship, progressive responsibility, and training to develop technical knowledge, practical design skills, and industry insight.

This role offers a clear pathway to grow into a senior technical position over time.

Skills & Experience

Essential:

• Strong interest or background in civil engineering, drainage, water management, or infrastructure-related engineering
• Ability to produce technical drawings using AutoCAD or similar software
• Strong problem-solving skills and attention to detail
• Ability to interpret technical information and apply industry standards
• Clear communication and teamwork skills
• Proactive, organised, and professional approach

Desirable:

• Degree / HNC / HND in a relevant discipline
• Experience with hydraulic or drainage calculations
• Knowledge of BS EN 1433, BS EN 124, CIRIA guidance, BSI and BBA standards
• Experience with drainage design software (e.g., MicroDrainage / InfoDrainage)
• Experience producing technical documentation
• Full UK driving licence

Why Join Polydrain Civils?

• Work in a growing UK manufacturer investing in technical and design capability
• Gain exposure to product development, manufacturing, and real-world civil engineering projects
• Be part of a family-owned business where your contribution genuinely matters
• Clear opportunities for career progression and learning across design, engineering, and wider business operations

Location & Working Pattern

• Full-time, site-based at our West Bromwich facility
• Occasional travel to customer sites may be required
• Applicants must have the right to work in the UK

How to Apply

Please submit your CV through the careers portal.

For any queries, you can contact: liamreynolds@polydraincivils.com