IT Operational Support Engineer

PERSOL; Hong Kong; On-site; HKD 180,000 - 300,000; Full time

Job summary

PERSOL HK is seeking an Application Support and Maintenance professional to provide onsite event venue support, setup, configuration, testing, and troubleshooting to ensure smooth operations. You will maintain ERS and related apps, monitor performance, coordinate with vendors and in-house teams, and generate reports and documentation while handling user inquiries and ensuring operational readiness.

This role requires at least 1 year of relevant experience, knowledge of MongoDB, networking,

Qualifications

• Higher Diploma or above in Computer Science or related discipline.
• At least 1 year of experience in system support or application development with hands-on exposure to networking and printer setup.
• Solid experience with MongoDB query and aggregation pipeline.
• Practical knowledge of iPad, laptops, networking, Raspberry Pi, and printer configuration.
• Experience in event-based operations and onsite support is an advantage.
• Exposure to application development using AWS, Android, iOS, Node.js, GitLab CI, RESTful APIs, DevOps practices, and Linux is a plus.
• Strong verbal and written communication skills.
• Ability to work under pressure and meet tight schedules.
• Willingness to work overtime during event periods.
• Self-motivated, proactive, and able to work independently.

Responsibilities

• Provide onsite support at event venues, including system setup, configuration, testing, and troubleshooting.
• Support pre-event and post-event activities, including inventory control, logistics coordination, and data reconciliation.
• Coordinate equipment and onsite infrastructure arrangements with vendors and internal teams.
• Maintain and support ERS and related applications to ensure stable, secure, and reliable operation.
• Monitor system performance and assist in resolving application, data, network, and hardware issues.
• Work with inhouse teams or vendors on application enhancement, system maintenance, troubleshooting, user acceptance and operational readiness.
• Handle local and overseas user enquiries and follow through on business requirements and issues until resolution.
• Prepare operational, management, standard, online, physical, and ad hoc reports.
• Validate report figures through data checks, reconciliation, analytics, and confirmed fair attendance records.
• Maintain technical documentation, operating procedures, guidelines, and knowledge transfer materials.

Skills

Networking

Communication

Independent worker

Pressure handling

Education

Higher Diploma or above in Computer Science

Tools

MongoDB

iPad

Laptops

Raspberry Pi

Printer configuration

AWS

Android

iOS

Node.js

GitLab CI

RESTful APIs

DevOps

Linux

Job description

Provide onsite support at event venues, including system setup, configuration, testing, and troubleshooting.

Support pre-event and post-event activities, including inventory control, logistics coordination, and data reconciliation.

Coordinate equipment and onsite infrastructure arrangements with vendors and internal teams.

Application Support and Maintenance

Maintain and support ERS and related applications to ensure stable, secure, and reliable operation.

Monitor system performance and assist in resolving application, data, network, and hardware issues.

Work with inhouse teams or vendors on application enhancement, system maintenance, troubleshooting, user acceptance and operational readiness.

Handle local and overseas user enquiries and follow through on business requirements and issues until resolution.

Reporting, Data Validation, and Documentation

Prepare operational, management, standard, online, physical, and ad hoc reports.

Validate report figures through data checks, reconciliation, analytics, and confirmed fair attendance records.

Maintain technical documentation, operating procedures, guidelines, and knowledge transfer materials.

Job Requirements:

• · Higher Diploma or above in Computer Science or a related discipline.
• · At least 1 year of experience in system support or application development, with hands-on exposure to networking and printer setup.
• · Solid experience with MongoDB query and aggregation pipeline
• · Practical knowledge of iPad, laptops, networking, Raspberry Pi, and printer configuration.
• · Experience in event-based operations and onsite support is an advantage.
• · Exposure to application development using AWS, Android, iOS, Node.js, GitLab CI, RESTful APIs, DevOps practices, and Linux is a plus.
• · Strong verbal and written communication skills.
• · Ability to work under pressure and meet tight schedules.
• · Willingness to work overtime during event periods.
• · Self-motivated, proactive, and able to work independently.