Cyber Security Engineer

The future of rail isn’t just about movement, it’s about intelligence, security, and connection. We unite rail expertise with digital innovation to create smarter, safer, and more sustainable transportation solutions. Technology here speaks with purpose: accelerating digitalization, embedding cybersecurity, and shaping the next era of rail.

Behind every breakthrough are people, their talent, creativity, and drive to push boundaries. Together, we’re building confidence, resilience, and a new standard for connected mobility powered by innovation.

This position is for Stadler Digital Labs, a joint venture between Stadler Rail and Critical Software serving as the digital competence center for the Stadler Group.

Check-out the website: https://stadlerdigitallabs.com

Could you be the Cyber Security Engineer that we've been looking for?

What do we expect from you?

• Academic background in Cyber Security or equivalent professional experience
• Profissional experience in Cyber Security OT (is mandatory)
• Knowledgeable of security standards and regulations, such as ISO 27001, ISA/IEC 62443, ISO 21434, NIST Cyber Security Framework ( is a plus )
• Knowledgeable about cyber security, including security architecture concepts, network security concepts and security design best practices
• Previous experience with network security, security risk assessments, threat modelling, security architecture reviews, system security testing and vulnerability assessments
• Curious and with a proactive attitude towards learning and further developing your skills, knowledge and competencies
• You put the 'T' in team - you're a team player, willing to help others and to work towards achieving common goals
• Respectful of different views and opinions, you value the opportunity to be part of a community with a strong sense of purpose - you want to help Critical in making the world 'a better, safer place, through technology'!
• Passionate and driven, curious and willing to share your knowledge, but also learn with others - regardless of their background, tenure or seniority
• English language capabilities such that communication is not a burden, and new places are something trill to explore
• Demonstrates awareness of AI trends (including agentic AI), with curiosity and motivation to explore how they can enhance products, processes, or ways of working;
• Shows a learning mindset toward emerging technologies and an openness to experiment, adapt, and continuously upskill in an AI‑enabled environment.

What can you expect from us?

• Work that fits your life, not the other way around
• Offices designed to make you feel like you belong
• A team that knows how to work hard, but also how to have fun
• Pay that makes you feel valued, plus performance-based rewards
• Fringe Benefits especially planned to support you and those who are important to you
• Your growth is our priority: training, support, and opportunities!

Location: Hybrid in Coimbra or Lisbon