Support Engineer (Charging)

Job purpose

• The candidate needs to have a solid understanding of Charging and Billing Solutions and its operations within Telecom IT operations
• Level 2 Engineer for DBSS Application Support (Charging system: SCRF, CCN, SDP, Voucher server etc)

Duties and responsibilities

• Daily L2 O&M tasks
• Support Incident Management and Trouble Ticket resolution along with L1 team.
• Impact assessment for change request going into Production; escalating of defects, problems to the Level 3 (Application development and maintenance) team
• Perform second level of analysis and troubleshooting, escalate unresolved problems to Level 3 party suppliers (R&D), track progress of trouble tickets (TT) resolution and ensure restoration and resolution within SLA.

Skills

• Min 3 years of experience in IT/Telecom
• Understanding, knowledge of principles and function of IP-networks (TCP-IP stack, OSI), cell networks (GSM, UMTC etc), Telecom Business Support Systems (BSS), Charging and Billing systems (service control point - SCP, IN network).
• Experience of working with Agile tools (Confluence, Jira);
• Experience of working with monitoring systems (Zabbix);
• Working knowledge in technical areas like

OS: Linux (RedHat, CentOS) 

DB:  MySql, Casandra

• Integrations: CAMEL, DIAMETER, SIGTRAN, CAP, web services (SOAP, REST)

Scripting: Python, bash

• Others: IN call/events flow
• English skills: Upper Intermediate (oral and written)
• Knowledge of testing tools (SOAPUI, Postman, Apache Jmeter) – as a plus.
• Experience with SCM frameworks like Chef/Puppet/Ansible is desirable – as a plus.
• Understanding of SLA concept, ITIL processes (Event Management, Access Management, Request Fulfillment, Problem Management, Incident Management.).
• Experience working with distributed English speaking team – as a plus
• Knowledge sharing & Collaboration Skills
• Willingness to learn and staying up to date in the IT / Telecom Billing Domain