SYSTEM ADMINISTRATION ENGINEER at Ha Noi - Công Nghệ Leeon

- Operate VOIP systems such as: SBC, 3CX, Freeswitch, Kamailio, Asterisk...

- Administration and operation of Autocall and Call Center systems.

- Technical service support for business customers using the company's services.

- System interaction with domestic and international Telcos (Telecommunications Carriers).

- Manage network resources, servers, virtualization infrastructure and VoIP switchboard systems.

- Research and test new solutions, services and applications for VoIP services.

- Participate in deploying IT infrastructure according to company requirements.

- Sales/Supply Support in building solutions and products related to VoIP.

- Perform other tasks as requested by the Head of Department.