Service Desk Engineer (Fraud Prevention & Telecom Support) – Tieto Tech Consulting (m/f/d)
Core
Provide L1 network support and fraud event investigation for global voice and mobile services.
Role type
L1 Service Desk Engineer (Telecom/Fraud)
Builds
Reactive repair activities and fraud resolution measures for BICS customers.
Domain
Wholesale telecommunications, fraud prevention, voice and mobile networks.
Required skills
GSM network structure, Signalling protocols (MTP, ISUP/SIP, SCCP, TCAP), IP networks, fraud detection tools, protocol analysers, Network KPIs analysis.
Preferred skills
Fraud prevention domain knowledge, wholesale telecom business experience.
Technologies
GSM NW, Signalling tools, Protocol analysers, QoS tools.
Responsibilities
Provide 24x7 L1 network support for voice and mobile services, Monitor and investigate fraud events to identify root causes, Communicate with customers and suppliers to resolve complaints within SLA.
Seniority
Mid-level, hands-on IC
