Voice Core Operations Specialist
Core
2nd Line Operations of Core IMS Networks in a multi-vendor environment, focusing on preventive and corrective troubleshooting, service continuity, and network optimization.
Role type
Senior IC Network Operations Engineer (Core IMS)
Builds
Core IMS Network Elements (MSS, MGW, SBC, CSCF, TAS, ENUM, VoLTE)
Domain
Telecommunications / Core Network Operations
Required skills
Core network principles (2G/LTE), Network protocols (SIGTRAN, ISUP, SIP, Diameter, GTP), Trace analysis (Wireshark, Tektronix), NFV basics, Automation (Python, Ansible), Unix/Linux administration
Preferred skills
Vendor support escalation, Knowledge sharing, Training delivery
Technologies
Wireshark, Tektronix, Python, Ansible, Linux, Nokia core network tools
Responsibilities
Troubleshoot and repair Core Network incidents with vendor escalation; Perform proactive maintenance (Daily Walkthroughs, Health checks); Execute planned work, network rollout, and software upgrades; Integrate and configure new network elements; Introduce and manage cutting-edge technologies and training.
Seniority
Mid-level, hands-on IC