全职 Operation Mgmt Professional 工作, 薪水, Lenovo Central Region (Singapore) 公司招聘中 - Ricebowl

• Singapore - Central Singapore - Singapore

• Singapore - Central Singapore - SINGAPORE

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 & Compliance

• Execute CIS (Center for Internet Security) security remediations and hardening baselines
• Implement and review IAM permissions using IAM Access Analyzer and least privilege model
• Perform Vulnerability Management System (VMS) remediation based on scan findings
• Execute Cloudscape recommendations in collaboration with InfoSec teams
• Work on Security threat detection tools and perform remediation
• Support security compliance scanning and remediation activities
• Maintain security configurations and monitor for security alerts
• Implement and maintain SSL certificate management and renewal processes

Container & DevSecOps Awareness

• Demonstrate basic knowledge of container technologies (Docker, Kubernetes, ECS, EKS, AKS, GKE)
• Familiarity with DevSecOps practices and tools used in Singapore Government technology stack (SHIP-HATS)
• Support containerized Windows applications where applicable
• Understand CI/CD pipeline concepts and security integration

Automation & Scripting

• Develop and maintain PowerShell scripts for routine tasks, automation, and remediation
• Utilize AWS CLI, Azure CLI, and gcloud CLI for cloud operations
• Create and execute SSM Documents for automated remediation and configuration management
• Automate repetitive operational tasks to improve efficiency

Backup & Disaster Recovery

• Implement and maintain backup and recovery strategies for Windows servers in cloud environments
• Perform backup validations and participate in disaster recovery testing
• Support business continuity planning activities
• Document and test recovery procedures

Documentation & Knowledge Management

• Create and maintain technical documentation, knowledge articles, and standard operating procedures (SOPs)
• Document troubleshooting steps, configurations, and remediation procedures
• Maintain runbooks for common operational tasks
• Contribute to team knowledge base and continuous improvement initiatives

Monitoring & Observability

• Configure and maintain monitoring using CloudWatch, Azure Monitor, and GCP Cloud Monitoring
• Set up alerts, alarms, and notifications for critical systems
• Analyze logs and metrics to identify and resolve issues proactively
• Support integration with centralized monitoring and observability platforms

Audit & Compliance Support

• Participate in internal and external audits
• Provide evidence and documentation for compliance requirements
• Support audit remediation activities
• Maintain compliance with government security frameworks and standards

Soft Skills & Competencies

• Analytical Skills – Strong incident triage and root cause analysis under pressure
• Problem Solving – Effective troubleshooting of complex Windows and cloud issues
• Communication – Clear written and verbal communication; capable of producing documentation and interacting with stakeholders
• Customer Service – Ability to handle and communicate with demanding customers tactfully and professionally
• Ownership – Proactive problem-solving mindset with accountability for service delivery
• Collaboration – Team player with collaborative work ethic
• Adaptability – Willingness to learn new technologies and adapt to changing environments
• Attention to Detail – Accurate implementation and thorough documentation
• Time Management – Effective prioritization of tasks and tickets
• Resilience – Ability to work under pressure during incidents and critical situations

Required Qualifications

• Diploma or Degree in Information Technology, Computer Science, or related discipline
• Minimum 4 years of hands-on Wintel administration and support experience
• Minimum 2 years of hands-on cloud experience supporting Cloud Windows workloads
• Strong understanding of OS patching processes and patch management tools
• Experience with ITIL practices and using ITSM ticketing systems (ServiceNow, Jira, etc.)
• Experience with application deployment and OS-level troubleshooting
• Hands-on experience with CIS security hardening and remediation
• PowerShell scripting proficiency for automation and routine tasks
• Basic knowledge of Linux operating systems
• Experience in regulated or secure environments
• Availability for 24/7 shift rotation and on-call support

Preferred Certifications

• AWS Certified Solutions Architect – Associate
• Microsoft Certified: Azure Administrator Associate
• CompTIA Security+ or similar security certification
• Linux Professional Institute Certification (LPIC-1) or Red Hat Certified System Administrator (RHCSA)
• AWS Certified Cloud Ops Administrator – Associate
• Microsoft Certified: Windows Server Hybrid Administrator Associate
• ITIL v3/v4 Foundation

Work Arrangements

• This role requires participation in 24/7 shift rotation to support critical infrastructure operations
• Extended work hours may be required during incidents, maintenance windows, and patching activities
• On-call support responsibilities as part of rotation schedule
• Flexibility to work outside normal office hours for change implementations and emergency response
• Tasks may regularly exceed normal office hours due to operational requirements

• Singapore - Central Singapore - Singapore

• Singapore - Central Singapore - SINGAPORE