Main Duties and Responsibilities: Routine customer requirements handling (close SR within SLA and win customer satisfaction). Routine live network change handling (follow company rules, plan and complete needed change operation with customer. Routine preventative maintenance actions (eg. Quarterly health check, precaution inspection Key event assurance, Contingency plan update/ topology update /incident drilling...). Incident recovery. Regularly meeting with customer for value presentation. Requirements: At least 3 years datacom project experience Familiar with main stream equipment provider (HUAWEI\Cisco\Juniper..) Good understanding on key IP protocol (eg.OSPF\BGP\MPLS\VRF\VRRP...) Professional certifications like HCIE/CCIE/CCNP is preferred. B.Sc. Degree in IT, Software, Computer Engineering. Working Condition : (5) Days per week & (8) hours per day. How to Apply : You can apply by either scrolling down or clicking on "Apply for this position" tab or by e-mailing your updated CV to ( firstname.lastname@example.org ) with the job code and title of the position in the subject line.