Technical Support Engineer (m/f/d)

Provide technical support for LenelS2 access control and Linux-based video surveillance products for value-added resellers and end customers across Europe, Middle East, and Africa. Handle phone, dial-in, and email support, triage and prioritize requests, and resolve complex software and hardware issues in collaboration with R&D and product teams. Maintain a knowledge base, work daily with a call management database, and support onsite customer visits.