Supporting and advising States in the implementation of international Standards and Recommended Practices in Air Traffic Services (ATS), including Air Traffic Management (ATM), Air Traffic Flow Management (ATFM), Aeronautical Information Services (AIS) and Search and Rescue (SAR).Secretary or Supporting Secretary of, and technical contributor to, ICAO Asia/Pacific Regional technical and planning groups in the fields of: - Regional Air Navigation Planning and Implementation;- ATM; - Airspace Safety Monitoring;- ATFM and Airport Collaborative Decision-Making (A-CDM);- AIS;- Data Link (ADS-C/CPDLC); - Search and Rescue (SAR);- Unmanned Aircraft Systems (UAS); - System-Wide Information Management; - ATS Surveillance Systems. Drafting, coordinating, reviewing, editing and publishing Regional implementation plans and guidance material.Supporting Asia/Pacific Region in the initiation, coordination, amendment and maintenance of Regional Air Navigation Plan and Regional Supplementary Procedures.Assistance Missions to States.Runway Safety Go-Teams.

ATC Supervisor (Systems)ATC Supervisor (Operations)ATC Systems Management (Surveillance systems, ATM automation system)ATC Instructor (Classroom and OJT)ATC Team LeaderApproach Radar ControlArea Radar ControlArea Control (Procedural)

Flight Information ServiceAeronautical Mobile Service (HF International)Aeronautical Fixed ServiceAFTN CommunicationsBriefing OfficeNOTAM Office