Site Reliability Engineer

SITA; Singapore; Hybrid; SGD 60,000 - 80,000; Full time

Job summary

A global technology firm in Singapore is looking for a Service Operations Specialist to ensure competitive edge through tech support. Responsibilities include managing cloud environments, providing exceptional support to customers, and leading incident management. The ideal candidate has hands-on experience in cloud services like AWS and Azure, along with strong troubleshooting skills. This position offers flexible working arrangements and a commitment to employee wellbeing.

Benefits

Flex Week: Work from home up to 2 days a week

Flex Day: Customize your workday

Flex-Location: Work from any location for up to 30 days a year

Employee Assistance Program

Professional Development opportunities

Qualifications

• Experience in customer‑facing support or consulting role.
• Collaborate with cross‑functional teams for business solutions.
• Engage in continuous service improvement for processes.

Responsibilities

• Provide Service Operations support to internal and external customers.
• Ensure the functioning and maintenance of all systems and products.
• Act as a customer SPOC and coordinate intervention scheduling.

Skills

Administer and manage public cloud environments (AWS, Azure)

Deploy, manage, and troubleshoot containerized applications using Docker and Kubernetes

Develop and maintain infrastructure as code using Terraform

Provide advanced troubleshooting for complex issues

Install, configure, and maintain Linux / Unix‑based operating systems

Follow and promote ITIL processes

Excellent interpersonal and customer handling skills

Education

Degree in Computer Science or Electronics Engineering

ITIL Foundation Certificate

Professional certifications such as AWS Certified SysOps Administrator

Tools

Docker

Kubernetes

Terraform

AWS

Azure

Job description

Overview

WELCOME TO SITA

We're the team that keeps airports moving, airlines flying smoothly, and borders open. Our tech and communication innovations are the secret behind the success of the world's air travel industry.

You'll find us at 95% of international hubs. We partner closely with over 2,500 transportation and government clients, each with their own unique needs and challenges. Our goal is to find fresh solutions and cutting‑edge tech to make their operations run like clockwork. Want to be a part of something big?

Are you ready to love your job? The adventure begins right here, with you, at SITA.

Purpose

To ensure SITA's competitive edge and support business growth by delivering the highest quality technical Service Operations to SITA customers. Execute all Service Operations tasks in line with SITA's standards and procedures, maximising customer satisfaction through the delivery of exceptional support. Maintain the highest level of Service Operation availability by ensuring systems and products are correctly configured and well‑maintained. Support the Service Operations team in upholding service delivery quality by actively assisting in the implementation and continuous improvement of processes and procedures.

What you will do

• Provide Service Operations support to internal and external customers in accordance with the terms of the customer contract and Service Level Agreements (SLAs)
• Ensure the correct functioning and maintenance of all internal and external systems and products serviced by Service Operations
• Act as the customer SPOC and coordinate the scheduling of intervention with Customer's internal resolver groups and the Service Desk ensuring the highest level of customer services and communications are maintained to resolve the fault and incident within the prescribed SLA.
• Carry out incident and problem management support to the highest standards and coordinate the resolution with the appropriate resolver groups
• Ensure shortest restoral times possible initiating the timely escalations to specialized resolver groups inside and outside SITA according to the customer contracts SLAs and monitoring requirements
• Ensure the Service Operations team adheres to the highest working standards for all incidents and problems by providing guidance support and direct management
• Proactively detect problems related to service and infrastructure operations and delivery services conduct diagnostics and provide service request ownership to ensure resolution of customer problems
• Use the appropriate tools and equipment to perform the installation intervention and repairs in accordance with Service Operations and Delivery guidelines and instructions where provided
• Report and escalate to the next level those problems which cannot be fixed
• Carry out preventive and proactive maintenance of equipment and monitoring of systems and services in accordance with agreed schedules and customer expectations
• Perform Change Management Configurations Design and Implementation of the supported Product & Systems
• Manage local suppliers in the provision of services for the SITA Service Operations centers and report on services provided to management
• Conduct the analysis definition documentation and testing of application & systems enhancements
• Continuously identify and document lessons learnt known errors and operational knowledge for improved services

Qualifications

• Administer and manage public cloud environments (AWS, Azure) with focus on performance, scalability, and cost optimization
• Deploy, manage, and troubleshoot containerized applications using Docker and Kubernetes
• Develop and maintain infrastructure as code using Terraform and implement robust CI / CD pipelines
• Provide advanced troubleshooting for complex issues involving cloud platforms, network components, and virtualized infrastructure
• Install, configure, and maintain Linux / Unix‑based operating systems in enterprise environments
• Collaborate with cross‑functional teams to design and implement solutions tailored to business requirements
• Act as a technical escalation point for critical customer incidents, ensuring ownership and resolution
• Analyze and resolve complex problems related to servers, storage, virtualization, and connectivity
• Follow and promote ITIL processes for incident, change, and problem management
• Provide guidance and leadership to junior team members and take ownership of key operational initiatives
• Engage in continuous service improvement by identifying and implementing enhancements to systems and processes

Knowledge & Skills

• Cloud Platforms: Hands‑on experience with Azure (preferably) and AWS public cloud services
• Container Orchestration: Strong experience with Docker and Kubernetes in production environments
• CI / CD & IaC: Strong knowledge of DevOps tools and methodologies, including experience with Terraform
• Linux / Unix Systems: Proficiency in installation, configuration, and maintenance
• ITIL Framework: Solid understanding of ITIL‑based service management practices
• Troubleshooting Skills: Strong analytical abilities to troubleshoot end‑to‑end issues across complex environments (cloud, network, OS)
• Networking: Ability to troubleshoot LAN topologies and core concepts based on TCP / IP
• Server & Virtualization: Solid experience handling complex server and virtualization issues (e.g., VMware, Hyper‑V)
• Communication: Excellent interpersonal and customer handling skills, especially in high‑pressure situations
• Leadership: Proven ability to coordinate team activities and drive issues to resolution with minimal supervision

Education & Qualifications

• Degree in Computer Science, Electronics Engineering or any other equivalent in‑country qualification
• Professional certifications such as AWS Certified SysOps Administrator, Azure Administrator Associate, CKAD / CKA, or Terraform Associate
• Familiarity with automation tools like Ansible, Jenkins, or GitHub Actions
• Experience in a customer‑facing support or consulting role
• ITIL Foundation Certificate

What we offer

We're all about diversity. We operate in 200 countries and speak 60 different languages and cultures. We're really proud of our inclusive environment. Our offices are comfortable and fun places to work, and we make sure you get to work from home too. Find out what it's like to join our team and take a step closer to your best life ever.

Flex Week: Work from home up to 2 days / week (depending on your team's needs)

Flex Day: Make your workday suit your life and plans.

Flex‑Location: Take up to 30 days a year to work from any location in the world.

Employee Wellbeing: We have got you covered with our Employee Assistance Program (EAP), for you and your dependents 24 / 7, 365 days / year. We also offer Champion Health - a personalized platform that supports a range of wellbeing needs.

Professional Development: Level up your skills with our training platforms, including LinkedIn Learning!

Competitive Benefits: Competitive benefits that make sense with both your local market and employment status.

SITA is an Equal Opportunity Employer. We value a diverse workforce. In support of our Employment Equity Program, we encourage women, aboriginal people, members of visible minorities, and / or persons with disabilities to apply and self‑identify in the application process.