Welding Process Engineer

Hydro Extrusions is a world-leading aluminium extrusion business counting around 100 production sites in 40 countries and employing 20,000 people. Through our unique combination of local expertise, global network, and unmatched R&D capabilities, we can offer everything from standard profiles, to advanced development and manufacturing for most industries.

Role Purpose
The role is responsible for supporting the development, qualification, and execution of welding activities for structural components in railway applications (MIG, TIG, FSW). The role combines deep technical welding expertise with strong knowledge of standards, materials, and quality requirements specific to the rail sector. It plays a key part in ensuring compliance with key railway standards such as EN 15085, ISO 3834, and other quality standards, HSE regulations, and customer requirements.

In addition, the automotive sector is supported by helping choose the right technology, cost evaluation and planning from serial equipment as well as guiding, advising, and challenging the production sites.

What You Will Be Doing

Support feasibility assessments for welding during RFQs and project phases

Develop and maintain Welding Procedure Specifications (WPS) and qualifications

Define and optimise welding parameters in collaboration with production teams

Ensure compliance with key standards (EN 15085, ISO 3834) and customer requirements

Provide on‑site technical support and troubleshoot welding issues

Lead root cause analyses for defects and support continuous improvement

Define inspection and testing plans and support audits and certifications

Guide production sites on welding technologies, industrialisation, and best practices

What Will Make You Successful

Master’s degree in mechanical engineering, materials science, or related field

Strong hands‑on experience in welding (MIG, TIG, FSW), ideally in rail or aluminium environments

Knowledge of railway welding standards and quality requirements

Understanding of aluminium materials (especially 6xxx alloys) and manufacturing processes

Strong analytical skills and a structured, problem‑solving mindset

Ability to work independently while collaborating across teams and functions

Fluent English (German/French an advantage)

What We Offer

A high‑impact role in advanced rail and automotive manufacturing projects

Opportunities to work with cutting‑edge welding technologies

International collaboration and exposure across multiple European sites

A dynamic and hands‑on technical environment

Autonomy and responsibility in driving process improvements

Travel opportunities and involvement in on‑site operations

A strong culture of quality, safety, and continuous learning

Equal Opportunities
At Hydro, we believe diversity makes us stronger. We welcome diverse experiences and perspectives, and invite all qualified candidates to apply. We review every application fairly and strive to provide equal opportunities for everyone to grow and succeed.

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