Vacancies lifecell

Voice Service Platforms Operation and Maintenance Engineer

Responsibilities

1. Providing 2nd level support to internal and external customers. Exchanging information with the 3rd level support – 40% of workload. 2. Providing fail-safe operation of Voice-related VAS services and platforms. Ensure the system’s availability according to scorecard – 25% of workload. 3. Changes implementation and integration of new solutions for Voice-related VAS services and platforms. Basic analysis of technical part for VAS-related projects – 20% of workload. 4. Implementation and improvement of Voice-related VAS services and platforms monitoring – 10% of workload. 5. Support of VAS voice-based services network configuration changes (both IP and SS7), hardware installations and changes – 5% of workload.

Requirements

Education: University Degree / Telecommunication Engineering , Information Technologies or Computer Science. Working experience: 1-2 years. Language skills: Fluent in Russian and Ukrainian; English, reading, writing and speaking. Specific knowledge/ experience areas • Good knowledge of GSM networking principles is a must. • Good knowledge of stack of protocols (ISUP, SCCP, TCAP, MAP, MTP, INAP, CAP, SIP) is a must. • Knowledge of IP stack protocols (TCP, UDP, IP) is a must. • Basic Unix/Linux systems administration experience is a must. • RedHat Linux administration skills are a plus. • Shell scripting experience (sh, bash) is a plus. • SQL knowledge is a plus. • Basic MySQL DBMS administration experience is a plus. • Functional programming knowledge is a plus. • Proven experience in fail-safe carrier-grade services and/or platforms deployment is a plus.