System Engineer (Unix/Linux)

System Engineer (Unix/Linux) – Changi Airport

Location:

Changi Airport

Working Hours:

Monday to Friday, Office Hours + 24×7 Support Standby

Salary:

Up to

S$5,000 Basic + 0.5 Month Completion Bonus + Up to 0.5 Month Performance Bonus

Employment Type:

1 Year Project Renewable Assignment

The Opportunity

We are looking for a

System Engineer

to support the implementation, maintenance and operational stability of critical systems at

Changi Airport .

This role is ideal for candidates with hands‑on

Unix/Linux system support

experience who enjoy troubleshooting technical issues, supporting system upgrades and working on project implementations.

You will work closely with internal teams, stakeholders and external vendors to ensure systems remain stable, secure and operational.

What You Will Do

Perform routine system maintenance and ensure scheduled activities are completed on time.

Support

Unix/Linux operating systems and applications , including system monitoring and troubleshooting.

Perform OS and application

upgrades, patching and maintenance .

Attend to system/application service requests and change requests.

Troubleshoot and resolve system, application and technical incidents.

Work with external vendors/support teams to resolve complex technical issues when required.

Investigate incidents and identify

root causes, preventive actions and corrective measures .

Prepare timely and professional incident, problem and technical reports for stakeholders.

Assist in preparing system documentation and supporting

ISO audit activities .

Participate in new project implementation, including:

Requirement gathering

System setup and installation

Configuration

Testing

Commissioning

Post-implementation support

Provide operational support and follow up proactively on outstanding incidents and issues.

Participate in a

24×7 standby support roster

when required.

What We Are Looking For

Must Have:

Diploma or equivalent qualification in

Computer Science, Information Technology or related discipline .

2–3 years of relevant experience

in system/application support.

Hands‑on experience supporting

Unix/Linux environments .

Good troubleshooting and analytical skills.

Able to work independently as well as collaboratively within a team.

Good command of written and spoken English.

24×7 standby support .

Good to Have:

Experience with

Microsoft Windows / Windows Server .

Systems administration experience.

Experience supporting applications running on Unix/Linux platforms.

Exposure to databases and database‑related troubleshooting.

Experience with virtualisation /

VM environments .

Knowledge or certification in

ITIL .

Windows Server or Unix/Linux certification.

Experience in system upgrades, patching, deployment or commissioning.

Experience working with external vendors or technical support teams.

Exposure to ISO audit and IT documentation requirements.

The Right Candidate

We are looking for someone who is:

Analytical

and able to troubleshoot issues systematically.

Proactive and responsive

when handling incidents and service requests.

Able to multitask, prioritise and manage competing operational requirements.

Comfortable working under minimal supervision.

Customer‑focused with good incident‑handling and communication skills.

A team player with a strong sense of ownership.

Motivated to learn and take on greater technical responsibilities.

Fresh graduates with relevant Unix/Linux knowledge or training may also be considered.

Why Join?

Work in a

mission-critical environment at Changi Airport .

Gain hands‑on exposure to Unix/Linux systems, application support and infrastructure operations.

Opportunity to participate in

system implementation, upgrades and commissioning projects .

Develop experience working with enterprise systems, vendors and operational stakeholders.

Attractive remuneration package with

completion and performance bonuses .

EA License No: 09C4235 I EA Reg: R1103307 (Hong Mei Lin)

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