Operation Mgmt Professional

General Information

Req # WD00101123 Career area: Information Technology Country/Region: Singapore State: Central Singapore City: SINGAPORE Date: Wednesday, June 17, 2026 Working time: Full-time Additional Locations:

• Singapore - Central Singapore - Singapore
• Singapore - Central Singapore - SINGAPORE

Why Work at Lenovo

We are Lenovo. We do what we say. We own what we do. We WOW our customers.

Lenovo is a US$83 billion revenue global technology powerhouse, ranked #196 in the Fortune Global 500, and serving millions of customers every day in 180 markets. Focused on a bold vision to deliver Smarter Technology for All, Lenovo has built on its success as the world’s largest PC company with a full-stack portfolio of AI-enabled, AI-ready, and AI-optimized devices (PCs, workstations, smartphones, tablets), infrastructure (server, storage, edge, high performance computing and software defined infrastructure), software, solutions, and services. Lenovo’s continued investment in world-changing innovation is building a more equitable, trustworthy, and smarter future for everyone, everywhere. Lenovo is listed on the Hong Kong stock exchange under Lenovo Group Limited (HKSE: 992) (ADR: LNVGY).

This transformation together with Lenovo’s world-changing innovation is building a more inclusive, trustworthy, and smarter future for everyone, everywhere. To find out more visit www.lenovo.com, and read about the latest news via our StoryHub.

Description and Requirements

Multi-Cloud Windows Operations

• Provide L2 operational support for Windows Server (2016/2019/2022/2025) in on-premises and multi-cloud environments.
• Support cloud operations predominantly on Amazon Web Services, Microsoft Azure and Google Cloud Platform.
• Hands-on experience with cloud services including: EC2, S3, IAM, EBS, CloudWatch, Systems Manager (SSM), AWS Backup, Security Groups, VPC, Azure Virtual Machines, Azure Storage, Azure Monitor, Azure Automation, Azure Backup, Compute Engine, Cloud Storage, Cloud Monitoring, Cloud IAM
• Manage and support Active Directory, DNS, DHCP, Group Policy Objects (GPO), WSUS, and Windows clustering
• Monitor and maintain Windows workload performance, availability, and ensure cloud security baseline across cloud platforms
• Participate in 24/7 shift rotation to provide round-the-clock operational support

Operating System Patch Management

• Perform comprehensive OS patching for Windows Server environments using WSUS, SCCM, AWS Systems Manager, and Azure Update Management
• Execute monthly and quarterly patch cycles with coordination and approval workflows
• Understand basic knowledge of Linux OS patching using YUM/DNF and cloud-native patch management tools
• Deep expertise in Wintel Operating System patching, including pre-patch validation, deployment, and post-patch verification
• Track patch compliance and generate reports for audit and compliance purposes
• Coordinate patch windows and communicate with stakeholders

Application Deployment & Troubleshooting

• Deploy and configure applications on Windows Server operating systems
• Troubleshoot application issues at the OS level, including permissions, services, registry, and performance
• Support application teams with OS-level diagnostics and resolution
• Perform application log analysis and performance tuning
• Collaborate with development teams to resolve infrastructure-related application problems

ITIL & Service Management

• Resolve incidents and service requests related to Wintel systems via ITSM platforms (ServiceNow, Jira, etc.)
• Follow ITIL processes for Incident, Problem, Change, and Request Management
• Create and update tickets with detailed documentation and resolution steps
• Escalate complex issues to Level 3 engineers and track resolution progress
• Participate in Change Advisory Board (CAB) reviews and change implementations
• Maintain SLAs and ensure timely ticket resolution

Security & Com