Mobile Telecom Support Engineer

Stack

Responsibilities

• ▹Analyze end-to-end call traces (MAP, TCAP, RANAP, DIAMETER, SIP, GTP, S1AP, etc.)
• ▹Troubleshoot international roaming issues
• ▹Create on-demand dashboards to monitor metrics
• ▹Provide L3-level technical support to NOC engineers
• ▹Develop KPIs and metrics to track network performance
• ▹Report and coordinate faults with other operators
• ▹Participate in a 24/7 on-call rotation

Requirements

• ▹10+ years of experience in a telecom environment, L3 support role
• ▹Signaling protocol analysis experience (2G/3G/4G/VoLTE)
• ▹Understanding of OSI model and TCP/IP (IPv4/IPv6)
• ▹Wireshark-based signaling trace analysis
• ▹SS7 signaling network troubleshooting
• ▹Knowledge of Grafana, Prometheus, ElasticSearch
• ▹Basic Python/Linux/Bash knowledge
• ▹Fluent English

Soft skills

About the company

Oxio is the world's first telecom-as-a-service platform, offering cloud-based mobile network solutions to companies.