· Manage daily operational activities including incident handling, configuration changes, and service request fulfilment mainly on Check Point firewalls, F5 BIG-IP load balancers, Cisco Email Security Appliances and Forcepoint Secure Web Gateways.

· Implement approved changes following internal change management procedures, including documentation, validation, and rollback planning.

· Support troubleshooting of connectivity, performance, and security control issues in collaboration with networking and application teams.

· Apply recurring updates such as security policy modifications, SSL certificate renewals, virtual server configuration, and rule-base tuning.

· Maintain configuration consistency with architecture standards and compliance requirements.

· Prepare post-change reports and maintain change and incident records within Europol’s ServiceNow ITSM tool.

· Provide root cause analysis for recurring operational issues and propose corrective actions.

· Assist in system hardening, performance optimization, and version upgrade preparation under supervision of the infrastructure architect.

REQUIREMENTS:

A minimum of 5 years of strong administration experience with: Check Point Security Gateway and Management (R81.x) including rule base maintenance and VPN configuration and F5 BIG-IP (LTM, ASM, APM modules) including load balancing, SSL offloading, and traffic policy management.

A minimum of 3 years of hands-on capability with CLI scripting and automation tools.

A minimum of 5 years of experience with reading and interpreting logs from multiple sources to diagnose and close incidents effectively.

Knowledge and proficiency in network and security protocols (TCP/IP, SSL, TLS, HTTP/S, DNS).

Familiarity with internal segmentation, high-availability configurations, and load distribution best practices.

Level : Expert

Delivery mode : Remote from Europe

Only Eu Citizens