Operational Security Managers - Cybersecurity - Île-de-France (M/F)

Company Description

Sopra Steria, a major player in Tech in Europe, with 51,000 employees in nearly 30 countries, is recognized for its consulting, services, and digital solutions activities. It helps its clients lead their digital transformation and achieve concrete and lasting benefits. The Group provides a global response to the competitiveness challenges of large companies and organizations, by combining deep knowledge of business sectors and technologies with a collaborative approach. Sopra Steria places people at the heart of its action and is committed to its clients to make the most of digital technology to build a positive future. In 2025, the Group achieved a turnover of 5.6 billion euros.

The world is a reflection of what we make of it *Sopra Steria (SOP) is listed on Euronext Paris (Compartment A) - ISIN Code: FR0000050809 For more information, find us at www.soprasteria.com/fr*The world is as we shape it The Cybersecurity Business Line of Sopra Steria is present in Europe with more than 2,500 experts - more than half of whom are in France -, our mission is to provide trusted solutions and services to the most exposed public and private actors to ensure the resilience of their critical systems and protect their sensitive digital assets. Beyond its strong European presence, the cybersecurity division is positioning and developing itself in North America (Toronto), as well as in Asia Pacific (Singapore). We offer 3 domains of offerings: Prevention, Protection & detection and response. These 3 domains work together to provide our clients with homogeneous information and decision-making capabilities informed by operational reality. This approach is based on our transverse methodology centered on Mitre Att&ck. Sopra Steria relies on proven and recognized sovereign capabilities to strengthen your resilience against cyberattacks and accelerate your digital transformation. A trusted end-to-end solution. A "security by design" approach centered on business risks and transverse to the organization. A commitment to the development of innovative sovereign solutions. Each individual can have an impact on the response to these new cyber-risk challenges. Everyone contributes both individually and collectively to securing our clients and society while maintaining their personal and professional growth.

Job Description

You contribute to the control of risks related to infrastructures, the strengthening of operational security, and the support of business units and CISOs in the implementation of cybersecurity policies.

Your missions:

• You are responsible for identifying, analyzing, and monitoring cybersecurity risks.
• You produce essential reporting: risk analyses, dashboards, audit follow-ups, pentests, and incidents.
• You manage action plans and support teams in remediation and compliance with security requirements.
• You contribute to the definition and validation of architectures and security files.
• You support business units and entities in the deployment of cybersecurity policies, processes, and best practices.

Qualifications

A graduate of an Engineering school or equivalent, you have at least 8 years of experience in cybersecurity and have a good transverse vision of cybersecurity activities.

Knowledge:

• Public Cloud Environment: AWS, Microsoft Azure
• Network: Cisco switches & Routers (Catalyst, Nexus 7K, 9K, ASR .), Firewall Fortinet, SAN Network (Brocade, BNA, Cisco, DCNM), SCCM, HTTP Server, SFTP, TCP/IP, Cisco Ironport, F5, Proxy

You master oral and written communication; a fluent level of English, both written and spoken, is expected.

Additional Information

An inclusive and committed employer, our company works every day to fight against all forms of discrimination and promote a respectful working environment. This is why, committed to diversity and inclusion, we encourage all applications and all profiles.https://www.soprasteria.fr/nous-connaitre/nos-engagements An inclusive and committed employer, our company works every day to fight against all forms of discrimination and promote a respectful working environment. This is why, committed to diversity and inclusion, we encourage all applications and all profiles.https://www.soprasteria.fr/nous-connaitre/nos-engagements