Step into a role where your engineering expertise shapes the future of sustainable railway infrastructure. As Technical Manager Railway, you will lead innovation, drive technical excellence, and influence international rail projects that make cities quieter, safer, and more liveable.
What You Will Be Doing
As Technical Manager Railway, you serve as the technical backbone of the Rockdelta product line. You will drive innovation, ensure excellent technical support, and act as the key technical ambassador to internal and external stakeholders.
Technical Support & Expertise
1. Provide expert support in railway projects, including modelling, calculations, documentation, tender preparation, and technical reviews.
2. Serve as the key technical authority for vibration control in railway infrastructure and material applications.
Innovation & Development
3. Maintain and continuously develop our internal technical library through research, testing, and compliance with relevant standards and regulations.
4. Lead and manage development projects that add value and push the performance of our solutions.
5. Explore opportunities for cross-application synergies within the broader ROCKWOOL Group.
Knowledge Translation & Market Support
6. Translate technical results into clear insights for customers, Sales teams, and Marketing.
7. Support customer presentations, seminars, and technical discussions by communicating complex topics clearly.
Collaboration & Representation
8. Build strong internal connections across departments, ensuring effective technical communication.
9. Maintain a strong external network including customers, engineering firms, universities, and industry partners.
10. Act as an ambassador for ROCKWOOL in all technical engagements and collaborations.
Your Future Team
You will join a highly dedicated and international team, reporting directly to the Business Manager – Railways. You will collaborate closely with our global Sales organisation and technical network across the ROCKWOOL Group.
This Is Who You Are
You are a technically strong, proactive, and market-oriented professional who enjoys working at the intersection of engineering, innovation, and customer value.
Your Background
11. Engineering degree, ideally in acoustics, civil engineering, or mechanical engineering.
12. 5+ years of experience in a similar technical role.
13. Experience managing international projects and cross-functional collaboration.
14. Customer-focused and market-aware.
15. Strong command of German and English; Spanish is an asset.
16. Strong analytical, modelling, and documentation skills.
17. Experience in or familiarity with the railway sector is a plus.
18. Combination of working from home and the office in Roermond. Willingness to travel internationally (approx. 10%).
About Rockdelta
At Rockdelta, we provide advanced railway vibration control solutions that help shape more sustainable, comfortable, and resilient urban environments. As cities grow and rail infrastructure expands, vibration and noise mitigation becomes increasingly important. Using our high-performance stone wool mats, we deliver some of the most sustainable and effective vibration control systems in the market—protecting people, buildings, and infrastructure from the impact of passing trains. Learn more at .
What We Offer
We offer a good basic salary and attractive fringe benefits, including:
19. A collective pension scheme
20. Holiday allowance and a 13th month
21. Discount on health insurance
22. Travel allowance
23. Benefits within an innovative, sustainable organisation
At ROCKWOOL, we encourage a healthy lifestyle and vitality for our employees through our bicycle plan, as well as a discount on your fitness subscription. To support a healthy work–life balance, you receive 25 holidays plus 13 paid leave days, giving you plenty of time to rest and recharge. We also add 13 paid leave days to your pension plan. You will find a warm working atmosphere supported by an active staff association and the opportunity to purchase ROCKWOOL products at a reduced rate.
How You Can Apply
We value diversity and welcome applications from all candidates regardless of gender, nationality, ethnic and social origin, religion/belief, disability, age, sexual orientation, or identity.
We look forward to receiving your application! An online assessment is part of the selection process and includes a skills and competency test. If you have any questions, please contact our Recruitment Manager Dave Coppen at: or 0031 6-1562 0130.