For over 160 years, Siemens Mobility has been shaping the future of transportation. As a separately managed Siemens company, we develop innovative, sustainable, and digital mobility solutions covering Rolling Stock, Rail Automation & Electrification, Turnkey Systems, and related services worldwide.
We lead the way in Rolling Stock, Rail Automation & Electrification, Turnkey Systems, Intelligent Traffic Systems, and comprehensive Related Services. Through digitalization, we empower operators worldwide to create intelligent infrastructure, enhance passenger experience, and ensure unparalleled availability
Join us in transforming Mobility Management, Turnkey Projects, Electrification, Mainline & Urban Transport, and Customer Services. If you're ready to make a real impact on a more connected and sustainable future, your journey starts here.
Role overview:
Based at our Cornellà site, this position combines global Supplier Quality Management with the full responsibility and authority of a Certified Welding Engineer (CWE). The role acts as the welding authority within the supplier landscape, ensuring compliance, qualification, and continuous improvement of welding-related processes in the railway environment.
This is not a general SQM role — CWE competence is fundamental to the position.
Key responsibilities:
- Act as CWE / welding authority for global suppliers, ensuring compliance with EN 15085, AWS, and related standards.
- Lead supplier welding qualifications, welding procedure qualifications, welder approvals, and audits (internal & external).
- Drive strategic supplier quality development, including qualification, pre assessments, audits, and continuous improvement programs.
- Lead SQM activities within projects (D2C, part qualification, risk assessments, specification reviews).
- Manage supplier quality escalations and support root cause analysis and corrective actions.
- Contribute to commodity strategies, sourcing decisions, and supplier evaluations as SQM representative.
- Define and deploy commodity specific quality and welding requirements across the global supplier base.
- Support contract related quality topics (QAA, QRS).
- Promote global knowledge sharing, lessons learned, and best practices related to welding and fabrication.
Required qualifications & experience:
Certified Welding Engineer background is mandatory:
o IWE / EWE diploma with minimum 2 years of active railway experience, or
o IWT / EWT diploma with minimum 5 years of active railway experience.
Proven hands on experience in:
- Supplier welding audits
- Welding procedure and welder qualifications
- Evaluation of work samples / mock ups
- Visual inspection of welded products
- Minimum 2 years’ experience in thin sheet metal welding (1–5 mm) including flame straightening.
- Solid knowledge of weldability, filler materials, heat treatment, and welding metallurgy.
- Professional experience with welding processes 135, 141, 21, 23, 78.
- Strong ability to read and interpret technical and welding drawings.
- Experience with CAD tools (NX, Creo) and measurement equipment.
Engineering & quality background:
- Degree in Mechanical Engineering, Electrical Engineering, or related technical field.
- 3–5 years of experience in Supplier Quality Management or Quality Management.
- Strong knowledge of APQP, PPAP, Six Sigma, and international quality standards.
- Technical expertise in either:
o Mechanical commodities (casting, machining, cooling components, busbars), or
o Electrical commodities (switching devices, contactors, fuses, wire harnesses, cable assemblies).
Additional requirements:
- Confident professional communication in English.
- Strong communication and stakeholder management skills across all organizational levels.
- High resilience and ability to perform in high pressure environments.
- Full flexibility and willingness to travel extensively.
- Proficient use of Microsoft Office and standard business tools (Outlook, SharePoint).
Optional / desirable:
- VT 2 / PT 2 certification.
- Experience with UT, MT, RT inspection methods.
- Knowledge of additional welding/brazing processes (12, 51, 52, 9).
- Experience with DVS, EN 15085 (all parts), ECWRV, AWS standards.
- EN 15085 Auditor certification.
Siemens advocates for equal opportunities for women and men, as well as for Diversity as a source of creativity and innovation. Having different types of talent and experiences makes us more competitive and better prepared to successfully meet society’s demands. Therefore, we value candidates who reflect the Diversity we enjoy within our Company and encourage the inclusion of both women and men in roles that are currently underrepresented.
