Operation Management Professional - Multi-Cloud Infrastructure

About Lenovo

Lenovo is a global technology leader generating $83 billion in revenue, ranked #153 on the Fortune Global 500. Serving millions of customers across 180 countries, Lenovo offers a comprehensive range of AI-enabled, AI-ready, and AI-optimized devices including PCs, smartphones, tablets, and workstations, alongside infrastructure solutions such as servers, storage, edge and high-performance computing, and software-defined infrastructure. Committed to innovation and building an equitable, trustworthy, and smarter future, Lenovo is listed on the Hong Kong stock exchange (HKSE: 992).

Role Overview

This full-time position based in Singapore involves operating critical cloud infrastructure across Amazon Web Services, Microsoft Azure, and Google Cloud Platform with an emphasis on uptime, security, and compliance. The role includes 24/7 operational support with shift rotations, leadership of junior engineers, and active participation in incident management and continuous improvement initiatives within government technology frameworks.

Responsibilities

• Operate and maintain cloud-native services across AWS, Azure, and GCP, including Lambda, ECS/EKS, FSx, Glue, SES, GuardDuty, WAF, Shield Advanced, Security Hub, KMS, Secret Manager, SNS, SQS, EventBridge, API Gateway, EC2, S3, CloudWatch, Systems Manager, Azure Virtual Machines, Azure Kubernetes Service, Azure Functions, Azure Storage, Azure Monitor, Compute Engine, Google Kubernetes Engine, Cloud Functions, Cloud Storage, Cloud Monitoring.
• Monitor performance, uptime, and scalability of infrastructure across platforms, troubleshooting issues promptly.
• Provide 24/7 reliability support with shift participation, assisting L2 engineers in complex troubleshooting.
• Manage Infrastructure as Code using Terraform, Ansible, or Azure Resource Manager templates; troubleshoot pipeline failures and environment drift; drive automation and continuous operational improvements; implement GitOps practices.
• Lead OS lifecycle patching for RHEL (v8–v10) and Windows Server (2016–2025) environments using AWS Patch Manager, Azure Update Management, WSUS, SCCM, and YUM/DNF; schedule, automate, and track patches ensuring compliance and minimal disruption.
• Deploy and troubleshoot applications on Windows and Linux OS; collaborate with development teams on OS-level diagnostics and performance tuning; maintain application monitoring and alerting frameworks.
• Implement security compliance measures including CIS remediations, security hardening, vulnerability management using Trend Micro Vision One, Qualys, Tenable, AWS Config; manage SSL certificate renewals and EOL component identification and remediation.
• Support container and DevSecOps technologies including Docker, Kubernetes (ECS, EKS, AKS, GKE), and SHIP-HATS; assist in CI/CD pipeline security integration.
• Adhere to ITIL service management processes for incident, problem, change, and request management using platforms like ServiceNow and Jira; lead ticket escalation and change advisory activities; maintain SLAs and OLAs.
• Integrate and maintain observability tools and dashboards (NGINX, CloudWatch, Azure Monitor, GCP Cloud Logging) for metrics, logs, and alerts aggregation.
• Develop and maintain infrastructure documentation including runbooks, SOPs, system logs, change records, and architecture designs; ensure audit-readiness and maintain configuration management databases.
• Provide technical leadership, mentoring, and training to junior engineers; facilitate knowledge transfers and lead technical discussions.

Required Qualifications

• Bachelor’s degree in Computer Science, Information Systems, or a related field.
• A minimum of 3 years’ experience in Commercial Cloud Engineering, with at least 3 years hands-on working knowledge in AWS, Azure, or GCP.
• Prior experience (minimum 2 years) in public sector or regulated cloud environments.
• Proven ability to work in 24/7 operational environments with shift rotations.
• Experience mentoring and leading junior engineers.
• Strong background with ITIL processes and ITSM tools, including CIS security hardening and remediation expertise.
• Familiarity with Singapore Government technology standards such as SHIP-HATS and IM8 Policy.

Preferred Certifications

• AWS Certified Solutions Architect (Associate or Professional)
• AWS Certified SysOps Administrator (Associate)
• Microsoft Certified: Azure Administrator Associate or Azure Solutions Architect Expert
• Microsoft Certified: Windows Server Hybrid Administrator Associate
• Red Hat Certified Engineer (RHCE) or Linux Professional Institute Certification (LPIC)
• ITIL v3 or v4 Foundation Certification

Work Conditions

• Participation in a 24/7 shift rotation is mandatory to support critical infrastructure functions.
• Extended hours may be needed during incident response, maintenance activities, and change deployments.
• On-call responsibilities are part of the role schedule.
• Flexibility to work outside standard office hours for patching and urgent incident resolution.

Equal Opportunity Statement

Lenovo is committed to a diverse and inclusive workplace and does not discriminate against any applicant or employee on the basis of race, color, gender, age, religion, sexual orientation, gender identity, national origin, veteran status, disability, or any other protected classification.