Senior Infrastructure Administrator (all genders)
Core
Senior Infrastructure Administrator owning security, availability, and strategic evolution of Lucanet's network architecture, firewall, and Zscaler environments.
Role type
Senior Infrastructure Administrator (Network & Security)
Builds
Network and firewall infrastructure, cloud server environments, and security posture for a global finance SaaS platform.
Domain
Finance Technology (FinTech) / Cloud Infrastructure / Network Security
Deliverable
infrastructure
Required skills
Network architecture design, Firewall management, Zscaler administration, Microsoft technologies, AWS cloud server administration, Security patch management, AI and automation tooling, Crisis management, Agile sprint execution
Preferred skills
German language skills, Physical data centre hardware management, Weekend on-call rotation
Technologies
Zscaler, Microsoft technologies, AWS, AI tools
Responsibilities
Administer and maintain network, firewall, and Zscaler environments to ensure security and uptime; Manage Microsoft technologies, cloud servers, and security patches; Leverage AI and automation to reduce manual tasks; Drive long-term infrastructure strategy and roadmap; Monitor system health to prevent outages; Act as subject matter expert for network topics; Collaborate cross-functionally with engineering and security teams.