IT-Systemadministrator 2nd / 3rd Level (m/w/d)
Core
Operating virtualized Windows and Linux servers, managing on-prem Exchange with M365 migration, handling network/security, and developing/maintaining internal PHP web applications and payment platforms.
Role type
Senior System Administrator / PHP Developer
Builds
Internal web applications, payment platforms, and server infrastructure
Domain
Travel industry IT infrastructure
Required skills
Linux administration, Windows Server/AD, Virtualization, PHP development, Apache/MySQL, Network management, Backup solutions, Security management, Exchange administration, M365 migration
Preferred skills
Git, structured deployments, Payment gateway integrations (Stripe, Revolut), Fixed-Width/XML interfaces, Terminal emulation, COBOL environment
Responsibilities
Operate virtualized Windows and Linux servers, Manage on-prem Exchange and lead migration to M365, Handle network, backup, security, and certificates, Develop and maintain internal PHP web applications and payment platforms, Act as escalation point for first-level support, Integrate into existing reservation system
Seniority
Mid-level, hands-on IC