Senior OT Cybersecurity Engineer - Hybrid (Lisbon/Coimbra)

Hexa Consulting; Lisboa; Híbrido; EUR 60.000 - 90.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Private health insurance (from day one

Psychological support access

Training and certification support

Flexible delivery arrangements

Childcare vouchers

Community moments and leadership

Upskilling in information security and

AI governance and cybersecurity best

Descripción de la vacante

Hexa Consulting is seeking a Senior Cybersecurity Engineer to support cybersecurity activities in railway technology, with a strong focus on operational technology environments, secure architecture and risk-based protection of connected systems.

The role is hybrid, with presence required three days per week in Lisbon or Coimbra, and you will analyze cybersecurity risks, support secure design decisions, contribute to threat modelling, and collaborate with multidisciplinary teams to embed security

Formación

• Academic background in Cybersecurity or equivalent professional experience.
• Professional experience in operational technology cybersecurity, including exposure to complex, connected or safety-relevant environments.
• Experience with network security, security risk assessments, threat modelling, architecture reviews, testing and vulnerability assessments.
• Professional working proficiency in English, with the ability to communicate clearly in international technical contexts.
• Collaborative, respectful and solution-oriented mindset, with curiosity, ownership and willingness to keep learning.
• Awareness of AI trends, including agentic AI, and openness to explore how emerging technologies can improve products, processes or ways of working.

Responsabilidades

• Analyze cybersecurity risks across operational technology environments, supporting secure design decisions and mitigation strategies.
• Contribute to security architecture reviews, threat modelling, vulnerability assessments and system security testing.
• Support the definition and validation of cybersecurity requirements across systems, networks and engineering delivery processes.
• Collaborate with multidisciplinary teams to embed security best practices throughout product, process and system lifecycles.
• Promote continuous improvement in cybersecurity practices, including awareness of emerging technologies and AI-enabled ways of working.

Conocimientos

Operational technology cybersecurity

Security architecture concepts

Network security concepts

Security design best practices

Security risk assessments

Security architecture reviews

System security testing

Vulnerability assessments

Educación

Cybersecurity degree or equivalent experience

Descripción del empleo

Hexa Consulting is seeking a Senior Cybersecurity Engineer to support cybersecurity activities in railway technology, with a strong focus on operational technology environments, secure architecture and risk-based protection of connected systems.

The role is hybrid, with presence required three days per week in Lisbon or Coimbra, and you will analyze cybersecurity risks, support secure design decisions, contribute to threat modelling, and collaborate with multidisciplinary teams to embed security