Onlano
CybersecurityOnsite

Network Security Engineer

STET - Company

Courbevoie, Nanterre, ๐Ÿ‡ซ๐Ÿ‡ท FranceFull-time - Mid level (2-4 years)0 applicantsCloses Jun 16, 2026

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Job description

Job details

  • Location: Courbevoie, Nanterre
  • Work mode: Onsite
  • Employment type: Full-time (Not an internship)
  • Salary: Salary details are available in the employer description.

Role overview

STET, a European banking operator and leader in payment processing, seeks a Network Security Engineer to strengthen their critical infrastructure. You'll design and implement security architectures for payment systems while collaborating with operations and production teams.

Job details

This full-time position is based in Courbevoie, Nanterre. Salary details are available upon inquiry. The role requires onsite presence at the La Dรฉfense location.

Responsibilities

  • Design and maintain secure network architectures for payment processing systems
  • Monitor network traffic for security threats and anomalies
  • Implement firewall rules and intrusion detection systems

Requirements

  • 2-4 years in network security for financial systems
  • Experience with SIEM tools and threat intelligence platforms
  • Certifications in CISSP or equivalent strongly preferred

Benefits

  • Professional development budget
  • Comprehensive health insurance package
  • Flexible work hours

Keywords

Network securityFirewallIntrusion detectionPayment securitySIEMPCI DSSThreat monitoringNetwork architectureSecurity protocolsIncident response