Technical Officer – Network Operations Centre (NOC)

ASL Softwing Investment Holdings Limited; Sha Tin; On-site; HKD 180,000 - 260,000; Full time

Job summary

ASL Softwing Investment Holdings Limited in Hong Kong seeks a Technical Officer for the Network Operations Centre to monitor core networks 24x7, handle alarms, diagnose faults, and coordinate rapid restorations with carriers and engineering teams. You will contribute to incident logging, SLAs, maintenance, provisioning, testing, and change management.

Required education in telecom/IT and 1–2 years of experience; CCNA or equivalent certification is highly preferred; English and Cantonese/Mandarin

Qualifications

• 1–2 years of experience in network operations or telecom environments.
• Fresh graduates with relevant backgrounds may be considered for Assistant Technical Officer.
• CCNA or equivalent certification is highly preferred.

Responsibilities

• 24x7 network monitoring and alarm incident handling.
• Identify and diagnose real-time network alarms from OSS/NMS.
• Perform L1/L2 fault isolation, troubleshooting and recovery.
• Coordinate with internal teams, vendors and carriers to restore faults.
• Log and track incidents in the ticketing system within SLAs.
• Provide status updates and restoration reports to clients and stakeholders.
• Assist in preventive maintenance, backups, and scheduled maintenance.
• Support provisioning, circuit testing, and change management.

Skills

TCP/IP

Routing & Switching

OSPF

BGP

VLAN

MPLS

Education

Higher Diploma or Bachelor’s Degree in Telecommunications, Computer Engineering, Network Engineering, Information Technology, or related disciplines

Tools

CCNA certification

Job description

Technical Officer – Network Operations Centre (NOC)

ASL Softwing Investment Holdings Limited View all jobs

Department: Network Operations / Engineering

Employment Type: Full-time (24x7 Shift Work)

Job Description & Key Responsibilities

24x7 Network Monitoring & Alarm Incident Handling

Monitor the operational status of core network infrastructure (IP/Data, Transmission/Optical, and Voice networks) on a 24x7 basis.

Identify, analyze, and diagnose real-time network alarms generated by the OSS/NMS system.

Perform First-Line and Second-Line (L1/L2) fault isolation, troubleshooting, and recovery for network incidents.

Coordinate with internal technical teams, vendors, and overseas telecom carriers to expedite fault restoration.

Incident & Ticket Management

Log, track, and update all incident records in the ticketing system within defined SLAs (Service Level Agreements).

Communicate clear fault status updates and technical restoration reports to corporate clients and internal stakeholders.

Preventive Maintenance & Operations

Assist in routine network health checks, system backups, and scheduled maintenance works during off-peak hours.

Support network provisioning, circuit testing, and change management procedures.

Requirements

Education: Higher Diploma or Bachelor’s Degree in Telecommunications, Computer Engineering, Network Engineering, Information Technology, or related disciplines.

Experience: 1–2 years of experience in network operations, technical support, or telecom/ISP environments (Fresh graduates with relevant academic backgrounds will be considered for Assistant Technical Officer).

Technical Skills:

Solid understanding of TCP/IP, Routing & Switching concepts (OSPF, BGP, VLAN, MPLS).

Fundamental knowledge of SDH/DWDM optical networks or VoIP/SIP protocol is a strong plus.

Certifications: CCNA (Cisco Certified Network Associate) or equivalent networking certification is highly preferred.

Work Schedule: Must be willing to work on a 24x7 shift rotation (including overnight shifts, weekends, and public holidays). Shift allowance will be provided.

Languages: Good command of spoken and written English and Chinese (Cantonese and Mandarin)