Welding Process Engineer

Hydro Extrusion Denmark A/S; Tønder; On-site; DKK 600,000 - 800,000; Full time

Benefits offered by this job

Opportunities for travel and on-site operations

Dynamic technical environment

Culture of quality and continuous learning

Job summary

Hydro Extrusion Denmark A/S located in Tønder is seeking a Welding Engineer to support development and execution of welding activities for railway applications. The role requires strong technical expertise in welding technologies and compliance with relevant standards.

You will be involved in developing specifications, optimizing parameters, and providing technical support throughout the process. This position offers significant opportunities for international collaboration and professional growth.

Qualifications

• Master’s degree or equivalent in mechanical engineering or materials science.
• Certified Welding Engineer qualification is required.
• Strong hands-on experience in welding in relevant environments is necessary.

Responsibilities

• Support feasibility assessments for welding during project phases.
• Develop and maintain Welding Procedure Specifications.
• Define and optimise welding parameters.

Skills

Welding (MIG, TIG, FSW)

Analytical skills

Problem-solving mindset

Collaboration across teams

Fluent English

Education

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

Certified Welding Engineer qualification (IWE/EWE)

Job description

Location: Székesfehérvár, HU; 8000 Ornago, IT; CHATEAUROUX, FR, 36008 Barcelona, ES; 8430 Offenburg, DE; 77656 Toulouse, FR; 31037 Hoogezand, NL; 9601 LX Ziar nad Hronom, SK; 96548 La Selva del Camp, T, ES; 43470 Krakow, PL; 32-500 Rackwitz, DE; 04519 Harderwijk, NL; 3846 BB Lichtervelde, BE; 8810 Ghlin, BE; 7011 Avintes, PT; 4415-272 Achim-Uphusen, DE; 28832 Lodz, PL; 93-428 Trzcianka, PL; 64-890 Tønder, DK; 6270 FR; 83480 Nenzing, AT; 6710 Pamplona, Navarra, ES; 31860

Company Overview

Hydro Extrusions is a world‑leading aluminium extrusion business with around 100 production sites in 40 countries, employing 20,000 people. We offer standard profiles, advanced development and manufacturing for many industries, supported by local expertise, a global network, and strong R&D capabilities.

Role Purpose

The role supports the development, qualification, and execution of welding activities for structural components in railway applications (MIG, TIG, FSW). It combines deep technical welding expertise with strong knowledge of railway standards and quality requirements. The role ensures compliance with railway standards such as EN 15085, ISO 3834, and other quality, HSE, and customer standards. It also supports the automotive sector by selecting technology, evaluating cost, planning, and advising 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
• Certified Welding Engineer qualification (IWE/EWE)
• 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 is 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.