Network and Security Administrator

il y a 9 heures

Lyon, France Sword Services Temps plein

We are opening a position for a Network and Security Administrator to strengthen our client’s team based in Lyon. This role aims to enhance the unit’s expertise in IT networking to streamline operations and support project-related technical decisions.

**Responsabilities**:

- Provide tier-2 support: handle escalated incidents, troubleshoot complex issues, and coordinate with tier-3 support.
- Manage, monitor, and maintain network infrastructure components (LAN, WAN, Data Center).
- Administer and support Secure Access Service Edge (SASE) and Zero-Trust Network Access (ZTNA) services.
- Oversee network security services including firewalls (up to layer 7), intrusion prevention systems, and DDoS protection.
- Act as a technical point of contact for ITIL processes (incident, problem, change management).
- Generate monthly reports on key performance indicators using standard reporting tools.
- Contribute to the improvement of tier-1 and tier-2 documentation (SOPs, knowledge base).
- Collaborate with the Information Security team to ensure compliance with internal security policies regarding data integrity, confidentiality, and secure access.
- At least five years of proven experience supporting enterprise-grade networks (LAN based on Cisco Catalyst Center, WAN based on Cisco FlexVPN, AAA based on Cisco Identity Services Engine).
- At least five years of proven experience supporting enterprise-grade Data Center networks based on Cisco Nexus technology.
- At least three years of relevant professional experience managing Application-Layer Firewall policies on Check Point technology.
- At least one year of relevant work experience implementing and operating Secure Access Service Edge technologies.
- Excellent understanding of routing and switching principles.
- Excellent knowledge of BGP, LISP and VXLAN applied to Software Defined Access.
- Excellent knowledge of SASE / Zero-Trust Network Access (ZTNA) principles.
- Excellent understanding of Remote Access Service and Application Delivery technologies.
- Good working knowledge of the Information Technology Infrastructure Library (ITIL) framework.
- Fluent professional English (spoken and written, CEFR level C1 or above).

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