Cybersecurity Engineer – Space Systems & Encryption Expert

ATG Europe Ltd.; Madrid; On-site; EUR 65,000 - 90,000; Full time

Job summary

ATG Science & Engineering S.L. is seeking a Cybersecurity Engineer IRIS² for work in Arganda del Rey (Madrid) or Noordwijk. You will review flight and ground security architectures, tailor requirements, and design secure systems with emphasis on encryption, key management, and accreditation.

You will support audits, perform penetration tests, and liaise with European institutions (ESA, EC, EUSPA). A strong background in cybersecurity engineering and ISO/IEC 27000/ECSS standards is required, with

Qualifications

• Bachelor's or Master's degree in telecommunications, network, or cybersecurity engineering.
• Minimum 5 years of cybersecurity engineering or secure encryption experience.
• Experience with institutional customers or national governmental institutions.
• Knowledge of encryption, secure authentication, authorization & accounting, KMF, SIEM, SOAR.
• Knowledge of ISO/IEC 27000-series security standards and ECSS.
• Security engineering experience in flight and ground infrastructure (on-board cryptographic units, secure SIMs, encryption, security centres).
• Experience with European institutions (EUSPA, EC, ESA) in space projects.

Responsibilities

• Review documentation related to flight and ground architectural diagrams, requirements, and SOWs.
• Analyse cybersecurity requirements and contribute to finalisation.
• Tailor security requirements and flow them down to interfaces and subsystems.
• Design security architectures focusing on encryption, key management, and accreditation.
• Support security requirement-compliance analysis, vulnerabilities, and verification activities.
• Follow integration, testing, verification, validation, and propose treatment plans.
• Conduct authorised hands-on penetration tests to identify security flaws.
• Support cybersecurity audits and regular security upgrades for the system.
• Maintain and update Security Management Plan and related technical documents.
• Collaborate with project team and external stakeholders on security reviews.

Skills

Cybersecurity

Encryption

Security architecture

Penetration testing

ISO/IEC 27000

Education

Bachelor's or Master's Degree in Telecommunications Engineering, Network Engineering, Cybersecurity Engineering or a related field

Job description

ATG Science & Engineering S.L. is seeking a Cybersecurity Engineer IRIS² for work in Arganda del Rey (Madrid) or Noordwijk. You will review flight and ground security architectures, tailor requirements, and design secure systems with emphasis on encryption, key management, and accreditation.

You will support audits, perform penetration tests, and liaise with European institutions (ESA, EC, EUSPA). A strong background in cybersecurity engineering and ISO/IEC 27000/ECSS standards is required, with