System Security Engineer

Your Mission 

Are you looking for a new opportunity to take your career to a higher orbit? To join an international group with a successful track record in Space Engineering? A job adapted to your career ambitions and in which you could have an impact for the years to come?

We are currently seeking a System Security Engineer to support ESA’s Earth Observation programmes. Working alongside a team of experienced security experts, you will help protect critical space services, address complex security challenges, and contribute to the success of Europe’s leading space missions. Based in Frascati, Italy, this role offers flexible hybrid working and the opportunity to make a lasting impact in the space sector.

Tasks and activities

You’ll have the opportunity to:

• Conduct security risk assessments for space, ground and user-segment systems, recommending effective risk mitigation measures in line with ECSS, CCSDS, ISO/IEC 27005 and EBIOS methodologies.
• Define, maintain and enhance security requirements across the full lifecycle of space systems, services and projects.
• Review technical documentation and system designs to ensure compliance with security requirements, standards and accreditation constraints, identifying opportunities for improvement.
• Support the Project/System Security Officer in evolving the Earth Observation Security Framework and contributing to system certification and accreditation activities.
• Develop and maintain key security deliverables, including policies, procedures, risk assessments, technical notes and assurance reports.
• Track the implementation of security controls and drive the follow-up of risks, treatment plans and remediation actions with stakeholders and service providers.

What We’re Looking For 

Ideally, you will have:

• Degree in Computer Science, IT, Information Security, Engineering, or a related field; equivalent experience will also be considered.
• 5+ years’ experience in information security or ICT security engineering, ideally within complex or mission-critical environments.
• Strong understanding of security standards, risk assessment methodologies, and security requirements for ICT systems and services.
• Ability to analyse technical architectures and documentation, and produce clear security deliverables, including reports, procedures and technical notes.
• Good knowledge of ICT infrastructures and core security concepts, including access control, system hardening, vulnerability management and secure configuration.
• Strong analytical and problem-solving skills, with a practical approach to translating risks into effective solutions.
• Well organised, able to manage multiple priorities, and comfortable working both independently and within multidisciplinary teams.
• Excellent written and spoken English, with the ability to communicate effectively with technical and non-technical stakeholders.
• Experience working in international and multicultural environments.

The following skills and experience would be highly desirable:

• Strong hands-on experience securing complex ICT environments, with expertise across cybersecurity technologies, risk management and security operations.
• Good knowledge of industry security frameworks and standards, including ISO 27001, NIST, EBIOS, ECSS and CCSDS, with the ability to apply them in practical engineering environments.
• Proven ability to drive security initiatives, coordinate technical activities and deliver effective solutions across cloud, virtualised and mission-critical systems.

Why Make the Move? 

• Make an impact where it matters. Contribute to high profile projects supporting organisations such as ESA, EUMETSAT, the European Commission, NATO and national defence programmes. 
• Work alongside some of Europe’s brightest minds. Join an international team of experts who thrive on collaboration, innovation and solving complex challenges that deliver real-world results. 
• Grow beyond a single project. Join a growing international organisation and broaden your experience across a variety of projects and technical disciplines.  
• Invest in your future. Benefit from ongoing training, mentoring and professional development opportunities designed to support both your personal and professional growth. 
• Join a company that puts people first. Guided by our values of Integrity, Inspiration, Care and Collaboration, we offer a supportive culture, flexible working arrangements. 

Compensation & Benefits  

Compensation will be aligned with the successful candidate’s experience, skills, and responsibilities within the role. For positions based in Italy, employment terms and classification will be determined in accordance with the applicable CCNL framework, with the corresponding level assigned based on qualifications, professional experience, and role requirements. 

The advertised salary and level range is intended based on the requirements as advertised here. We welcome applications from candidates with a variety of backgrounds and experience levels, and any offer will be considered on an individual basis, taking into account qualifications, expertise, and overall suitability for the role.  

Salary – €60,000.00- €75,000.00 gross per year, 

CCNL Level: Level 2-1  

CCNL Type : Commercio  

Equal Opportunities 

This position is open to protected categories under Italian Law 68/99 (Rules for the Right to Work of Disabled People) Questa posizione è aperta alle categorie protette ai sensi della Legge 68/99 

We are proud to be an equal opportunity employer, committed to achieving diversity within the workforce and creating an inclusive working environment. We therefore welcome applications from all candidates, irrespective of gender, sexual orientation, ethnicity, religious beliefs, age, disability or other characteristics. 

As part of our commitment to providing an inclusive and barrier-free recruitment process, we will provide reasonable adjustments and support to ensure neuro-diverse applicants or those with a disability or long-term condition can be their best during the recruitment process. 

About the Group  

CS GROUP, a subsidiary of Sopra Steria Group, brings together the complementary strengths of Starion and HE Space, to create one of Europe’s most comprehensive providers of talent, engineering, software and mission-critical solutions for the space sector.CS GROUP delivers mission-critical systems and advanced software that enable safer, smarter and more efficient space operations. Its expertise spans flight operations, space data intelligence and space engineering. Starion provides end-to-end expertise in systems engineering, mission operations, digital engineering and cybersecurity, supporting resilient space capabilities and sovereign European programmes. With more than 30 years of experience in the European space sector and teams across eight countries, we offer exceptional opportunities to work on missions that matter, develop cutting-edge skills, and make a lasting impact on the future of space. HE Space connects exceptional talent with Europe’s leading space programmes. With more than 40 years of experience, it delivers managed services and highly skilled professionals across engineering, science, software, operations and administration. Together with Starion and HE Space, CS GROUP becomes Europe’s principal source of expertise in people, engineering, software and mission-critical solutions, strengthening its position as a leading European space engineering and digital technology partner for the next generation of space missions.