Internship | Security Engineer Analyst (ZTNA).

Location: #Paris, France.
Salary: Competitive.
Employer: Ledger SAS.

Responsibilities:
• Work with Security Engineering and Infrastructure / SRE and IT teams to strengthen Ledger's network and access security model;
• Map and document application and admin flows (who/what/where) and propose Zero Trust patterns (per-app access, identity-aware gateways, strong auth);
• Contribute to PoCs and integrations for ZTNA / SASE / secure access solutions (e.g. controlled access to cloud consoles, internal admin tools, and critical SaaS);
• Help define and document reference architectures, diagrams, and runbooks for secure remote access and network security;
• Where relevant, contribute small scripts/tools (Python, shell, etc.) to automate validation, configuration checks, or data collection.

Requirements:
• Solid understanding of network fundamentals: TCP/IP, routing, DNS, VPN, HTTP(S), TLS;
• Good grasp of core security concepts: Zero Trust, least privilege, segmentation, identity- and context-based access;
• Comfortable with Linux environments and at least one scripting language (ideally Python) plus basic Git usage;
• Interest in cloud environments (AWS/GCP/Azure or similar) and modern access patterns (bastions, proxies, SASE/ZTNA);
• Ability to read and challenge technical documentation and propose pragmatic improvements;
• Proactive, curious, and willing to dive into low-level technical details;
• Interest in Web3 and hardware wallets is a plus and provides useful context on Ledger's ecosystem.

Apply.

#Офис #ИБ