Freelance Onsite Support Technician (m/w/d)

◆ Warsaw, Masovian Voivodeship, Poland◆ Full-time◆ Senior

Provide technical support and troubleshooting for OSS systems and related IT infrastructure
Manage incidents, service requests, and change management using ServiceNow
Collaborate with cross-functional teams to resolve complex IT issues
Monitor system performance and ensure optimal uptime
Document technical processes and maintain a knowledge base
Participate in IT projects and system upgrades when required