Location: Paço de Arcos, Portugal Thales people provide armed forces customers with operational advantage at every decisive moment throughout the mission. Defence and armed forces customers rely on us to deliver the full range of defence mission systems solutions at land, sea, and air. Our platforms extend across the battlespace including Above and Sonar, Electronic Combat, and Intelligence, Surveillance and Reconnaissance systems. Thales Edisoft Portugal, S.A. is focused on providing the most advanced solutions in the Aeronautics, Space, Security and Defense domain. For more than 35 years, **Thales** acts in Portugal for global Defence and Aerospace markets and promotes and delivers innovative solutions that enhance its customer’s critical systems´ security, on land, sea, air, space and cyberspace, through a technical team of excellence. We are currently looking for an experienced **Cyber Security System Engineer** to join our**Naval Engineering Center (NEC)**! **Responsibilities:** * Define and design security\-compliant architectures, analyzing risks, constraints, and alternatives * Lead technical design of security components (e.g., SIEM, IAM, gateways, detection/deception tools) * Ensure architectural alignment with internal policies and cybersecurity standards (e.g., NIST, ISO) * Provide expert advice to teams on infrastructure security, cryptography, IAM, and risk analysis * Collaborate with customers and technical teams, monitoring risk and ensuring compliance **Qualifications:** * Bachelor's degree in Engineering or a relevant technical field * Proven experience in the Cyber domain * Having relevant certifications such as: ISC2, ISACA, SANS or other * Familiar with the system engineering and requirements management * Knowldge of English The Group invests more than €4 billion per year in Research \& Development in key areas, particularly for critical environments, such as Artificial Intelligence, cybersecurity, quantum and cloud technologies. In 2024, the Group generated **sales of €20\.6 billion.** For our more than **83,000 employees** in 68 countries we open up visionary perspectives, realise individual career paths and enable creative freedom. This is achieved with courage, versatility and the firm intention to make the demanding challenges of our time safer and more inclusive. **With our sustainable value\-focused management we support diversity actively.** **Say HI\* – Your journey to us** At times of change our international teams are ready to meet the complexity of today with the industry\-leading technologies of tomorrow. Will you be part of it? Your contact **Tiago Vital** is looking forward to your online application on our Career portal. Tiago Vital – Talent Acquisition Partner \#LI\-TV1 \#LI\-HYBRID * Human Intelligence At Thales we provide CAREERS and not only jobs. With Thales employing 80,000 employees in 68 countries our mobility policy enables thousands of employees each year to develop their careers at home and abroad, in their existing areas of expertise or by branching out into new fields. Together we believe that embracing flexibility is a smarter way of working. Great journeys start here, apply now!