All Jobs/Sr Operation Mgmt Specialist
Lenovo
Lenovo

Sr Operation Mgmt Specialist

Information Technology

Location

SINGAPORE, Central Singapore, Singapore

Department

Information Technology

Posted

4 days before

About This Role

Lenovo seeks a Level 2 Cloud Engineer in Singapore to provide operational support for Windows and Linux workloads hosted on AWS. This role involves day-to-day maintenance, troubleshooting, and ensuring secure connectivity in a regulated enterprise environment.

Responsibilities

  • Provide L2 operational support for Windows/Linux OS and core platform services.
  • Support AWS workloads including EC2, EBS, S3, and monitoring via CloudWatch/SSM.
  • Manage network ingress/egress flows using VPCs, security groups, and load balancers.
  • Perform security hardening, compliance checks (CIS), and vulnerability remediation.
  • Execute OS patching and automation using PowerShell/Bash scripting.
  • Document processes, maintain runbooks, and support operational handover.

Requirements

  • 5+ years hands-on OS support (Windows/Linux).
  • 2+ years supporting workloads on AWS.
  • Proficiency in Windows Server (2016/2019/2022) and Linux distributions.
  • Operational knowledge of AWS services (EC2, S3, IAM, SSM, CloudWatch).
  • Understanding of networking concepts (VPC, routing, security groups).
  • Scripting ability in PowerShell or Bash.
  • Experience in enterprise/regulated environments.
  • Strong troubleshooting and incident triage skills.