Question
Full-time
10+

Satcom Security Engineer [26024]

3/11/2026

The role involves providing Security Engineering support for IRIS2 tasks, focusing on security aspects of 5G Stack protocols for space/ground assets. This includes reviewing security architecture, following interface definitions, supporting accreditation activities, and ensuring compliance with 3GPP security standards.

Working Hours

40 hours/week

Company Size

10,001+ employees

Language

English

Visa Sponsorship

No

About The Company
Sopra Steria Group is an information technology and services company
About the Role

Company Description

HE Space is a successful international space company, specialised in providing managed services and human resources to the international space sector for over 40 years.
We hire space experts all over Europe across the whole spectrum of space-related activities, from engineering to science, software development, operations, marketing, finance and administration. Our employees contribute towards a wide range of groundbreaking space programmes including Galileo and Copernicus, ExoMars, Iris2, ESA BASS, ESA GSPT, LISA Pathfinder, Euclid, the Ariane and Vega launchers as well as the International Space Station.
HE Space has joined forces with CS Group and Sopra Steria to lead the engineering and digital space market in Europe and to provide highly skilled consulting.
We are passionate about people and invest in you to support the development of the European space industry. 

Job Description

The scope of the role is to provide Security Engineering support in relation to IRIS2 entrusted tasks related to security, in particular for 5G Stack protocols.

Support shall include security system engineering activities in the following areas:

  • Support at system and subsystem level
  • Follow and review security architecture definition for space/ground assets involved in the provision of services relying on 5G stack protocols.
  • Follow interface definition taking into account security aspects
  • Follow accreditation activities of 5G protocol stack and propose trade-offs
  • Support and guidance to the consortium in ad-hoc security certification aspects (CC, CDE, TEMPEST)
  • Follow 3GPP standards security aspects and ensure compliance of the solution proposed with regards to security requirements

Activities may include:

  • Requirements engineering and consolidation
  • Functional and physical architecture definition
  • Design trade-off analysis
  • Interface definition
  • Technical risk assessment
  • Preparation of work items for 3GPP or other standardization bodies (ie NATO, STANAG)

Industrial Milestone Reviews.

  • You will support ESA in the review of industrial contract technical milestones, including but not limited to:  Preliminary Design Reviews (PDR), Critical Design Reviews (CDR), Qualification Reviews (QR), In-Orbit Validation Review (IOVR), Service Declaration (SD)
  • This support shall include: Technical assessment of industrial deliverables and Preparation of review comments
  • The above activities shall result in: Technical Notes, Analysis of security trade-offs, Contribution to accreditation dossier and related risk analysis, Review Item Discrepancies (RIDS), Trade-off Reports, Work items for 3GPP or other standardization bodies

Qualifications

  • Master’s degree in Cybersecurity, Computer Science, Telecommunications, Electrical Engineering, or similar.
  • 8+ years of experience in security engineering, preferably in satcom, telecom, or critical infrastructure.
  • Solid understanding of:
    • Satellite communication system architecture (space, ground, interfaces).
    • Secure communication protocols (IPsec, TLS, MACsec) and cryptographic principles.
  • Experience with security risk assessment methodologies.
  • Ability to review technical documentation and ensure alignment with security standards.
  • Knowledge of security certification schemes such as CC, CDE, and TEMPEST
  • Understanding of 3GPP security standards and ability to ensure compliance with security requirements
  • Strong analytical and problem solving skills.
  • Excellent technical communication and documentation skills.

Additional Information

This job is located in Noordwijk, the Netherlands.

If you think you have what it takes for this job, please send your CV by clicking on the button “Apply for this job” quoting job NL-HP-26024.

An exciting and dynamic international working environment awaits you!

Inclusive and committed employer, our company works every day to combat all forms of discrimination and promote a respectful working environment. That's why, committed to gender diversity and overall inclusivity, we encourage all applications and profiles. 

Last apply date: 10/04/2026!

Key Skills
Security Engineering5G Stack ProtocolsSystem EngineeringArchitecture DefinitionInterface DefinitionAccreditationSecurity CertificationCCCDETEMPEST3GPP StandardsRequirements EngineeringRisk AssessmentIPsecTLSMACsec
Categories
EngineeringSecurity & SafetyScience & ResearchConsultingSoftware
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