Expert(e) Hypervision / Stack ELK - Services Financiers - Île-de-France

About the Position

Expert(e) Hypervision / Stack ELK - Services Financiers - Île-de-France

Courbevoie, IDF, France

Sopra Steria, a leading European Tech player with 51,000 employees in nearly 30 countries, is renowned for its consulting, digital services, and solutions. It helps its clients drive their digital transformation and achieve tangible and sustainable benefits. The Group provides a comprehensive response to the competitiveness challenges of major companies and organizations by combining in-depth knowledge of industry sectors and technologies with a collaborative approach. Sopra Steria places people at the heart of its actions and commits to its clients to make the most of digital to build a positive future. In 2025, the Group generated revenue of 5.6 billion euros.

The world is how we shape it

Sopra Steria Infrastructure & Security Services is Sopra Steria's business unit dedicated to infrastructure, cloud, and cybersecurity activities. It is a key player in Sopra Steria's end-to-end services. With its 3,000 employees, Sopra Steria I2S stands out for the flexibility of its delivery model, which combines customer proximity from our 8 agencies and the advanced industrial capabilities of our offshore service centers.

For more information, visit us at www.soprasteria.com/fr.

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Responsibilities

As an Expert Hypervision, you will work on large-scale projects involving the collection, processing, and supervision of logs from complex, high-volume infrastructures. Your tasks will include:

• Contributing to the collection of logs from all assets (servers, databases, VPNs, workstations, network equipment, etc.) for supervision and security purposes (detection and regulatory backup).
• Using the ELK stack (Elastic Agents, Logstash, Elasticsearch, Kibana) as the backbone of the collection and supervision architecture.
• Administering and optimizing an infrastructure processing data volumes exceeding 30 TB per day, ensuring system scalability and resilience.
• Configuring Logstash for parsing, enriching, and normalizing log flows.
• Integrating and exploiting a Kafka bus to ensure reliable and buffered exchanges between components.
• Deploying WEC/WEF (Windows Event Collector / Forwarder) solutions to centralize Windows events.
• Participating in the implementation of advanced monitoring, integrating AI-based scenarios and OpenSearch dashboards.
• Ensuring the operational maintenance (MCO) of hypervision environments 24/7.
• Writing and updating technical documentation, operational procedures, and user guides.
• Collaborating with Data, Security, and Operations teams in an Agile and English-speaking context.

Requirements

• Diploma in Computer Science, Data, or Infrastructure (Bac +5).
• At least 6 years of confirmed experience in administering, integrating, and supervising high-volume ELK environments.
• Proficiency in Linux, Elastic Stack, and Kafka architectures.
• Knowledge of log collection and analysis principles, as well as advanced monitoring mechanisms.
• Comfortable working in an Agile environment, autonomous, rigorous, and results-oriented.
• Good technical English skills (written and spoken).

We Offer

• Telecommuting agreement to work remotely up to 2 days per week depending on your missions.
• An attractive benefits package: health insurance, employee benefits committee, meal vouchers, profit-sharing agreement, vacation and co-optation bonuses.
• Multiple career opportunities: over 30 job families, as many pathways to imagine together.
• Hundreds of training opportunities to develop your skills and grow within the Group.
• Self-paced training platforms to prepare for certifications and support your personal development.
• The opportunity to get involved with our foundation or our partner "Vendredi".
• The chance to join the Tech'Me UP collective (training, conferences, intelligence, and more…).

About the Company

Sopra Steria is an inclusive and committed employer that works every day to fight against all forms of discrimination and promote a respectful work environment. That's why, committed to diversity and inclusion, we encourage all applications and profiles.

Learn more about our commitments.