ESYEN is an engineering company providing services to the Space Industry, supporting major international Customers and Agencies such as EUSPA and ESA. Our teams support the design, deployment and operations of critical Ground Segment infrastructures, delivering engineering and operational services across Italy, Germany, France and Spain. We are looking for Junior and Senior Cyber Security professionals to join the cybersecurity team supporting the E-GNSS Transversal infrastructure , within the framework of the E-GNSS Transversal Service (ETS) .
The role combines cybersecurity administration and operational activities, with a focus on maintaining a secure and resilient infrastructure. Depending on experience and seniority, the position will involve security monitoring and incident response, vulnerability management, access and permissions management, secure configuration and hardening, security tools administration, and support to cybersecurity compliance and operational activities.
Degree/Master's degree in Cybersecurity, Computer Science, Engineering or a related STEM discipline,



or equivalent cybersecurity certifications.
Previous professional experience in Cybersecurity, IT Security, Security Operations or System Administration.
For the Senior profile, solid professional experience in cybersecurity is expected; the Junior profile can be considered with a more limited professional background.
Knowledge of security monitoring technologies, including Firewalls, IDS/IPS and SIEM platforms .
Experience or knowledge of incident investigation and response , including the analysis of security events, logs and suspicious activities.
Knowledge of security tokens, cryptographic keys and digital certificates .
Familiarity with hardware and software security configuration, hardening and lockdown activities .
Fluent English, both written and spoken.
Spanish is considered an additional asset but is not mandatory.
Cybersecurity certifications such as GSEC, GIAC, CISSP or CCSP ar

📌 Cyber-Security Admin e Analyst (Comunidad de Madrid)
🏢 ESYEN
📍 Comunidad de Madrid