Manager, Professional Services

Req #

WD

Career area:

Information Technology

Country/Region:

Singapore

State:

Central Singapore

City:

SINGAPORE

Date:

Tuesday, September 30, 2025

Working time:

Full-time

Additional Locations:

• Singapore - Central Singapore - Singapore

• Singapore - Central Singapore - SINGAPORE

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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 , and read about the latest news via our StoryHub.

Job Summary

We are seeking a skilled and experienced Cloud Engineer (SRE – Level 2) to support a secure and scalable cloud infrastructure for a Singapore Government-appointed agency operating on commercial cloud platforms. This Subject Matter Expert (SME) role requires real-world experience in managing multi-service cloud environments using AWS, strong Infrastructure-as-Code (IaC) capabilities, lifecycle and patching operations, and proactive operational support. The ideal candidate will be hands-on, security-aware, automation-driven, and familiar with strict uptime, compliance, and audit requirements.

Key Responsibilities

Cloud Infrastructure Operations

• Operate and maintain AWS-native services in production, including Lambda, ECS, EKS, FSx, Redshift, Glue, Neptune, SES, GuardDuty, WAF, Shield Advanced, Security Hub, KMS, Secret Manager, SNS, SQS, EventBridge, SageMaker, API Gateway.
• Monitor and troubleshoot infrastructure performance, uptime and scalability.
• Support production and staging environments with 24/7 reliability objectives.

Infrastructure as Code (IaC)

• Design and maintain infrastructure deployment pipelines using Terraform, CloudFormation, and Ansible.
• Troubleshooot environment drift and pipeline failures.
• Promote automation in cloud operations.

OS Lifecycle & Patch Management

Manage patching across RHEL (v8 to v9) and Windows Server (2016

• 2025) using AWS Patch Manager, WSUS, and YUM/DNF.
• Schedule, automate, and track patches.
• Coordinate approvals and ensure compliance.

SSL and EOL Management

• Track SSL certificate renewals across environments.
• Identify and remediate EOL components like OS versions and Lambda runtimes.

Tool Integration & Interoperability

• Integrate third party tools like NGINX, monitoring dashboards and observability stacks.
• Provide inputs to SRE-managed observability tools for metrics, logs, and alerts.

Documentation & Compliance

• Create and maintain infrastructure runbooks, system documentation, and change tracking logs.
• Adhere to and support government-level security, audit, and compliance protocols.

Soft Skills & Competencies

• Problem Solving – Troubleshooting complex systems
• Communication – Clear with technical and non-technical teams
• Collaboration – Cross-functional teamwork
• Adaptability – Responsive in changing environments
• Accountability – Takes ownership of outcomes
• Attention to Detail – Accurate and secure implementations
• Customer Focus – Supportive and service-oriented
• Time Management – Prioritizes critical tasks effectively
• Continuous Learning – Keeps up with cloud and security practices
• Resilience – Performs under pressure and in incidents

SME Expectations – Role Behavior

This Subject Matter Expert (SME) role requires:

• Proficiency across AWS services and architecture.
• Experience in uptime-critical and compliant environments.
• Mentorship capabilities for junior engineers.
• Initiative and proactive incident prevention.
• Calm and structured incident handling.
• Adherence to change and incident processes.
• Audit-readiness and documentation discipline.

Technical Skills & Experience

Area

Skills Required

Cloud

Hands-on with AWS services in production

IaC

Terraform, CloudFormation, Ansible

OS Platforms

RHEL & Windows Server administration

Patching

AWS Patch Manager, WSUS, YUM/DNF

SSL/EOL

End-to-end management of SSL certificates and lifecycle tracking

Documentation

Skilled in producing detailed runbooks, tracking sheets, and change logs

Required Qualifications

• Bachelor's degree in computer science, Information Systems, or related field.
• Minimum 10 years' experience in DevOps / SRE roles, with at least 5 years on public sector or regulated Cloud environment
• AWS Certified Solutions Architect – Associate or Professional
• RHCE / Windows Server Certification
• Experience in regulated or compliance driven environments (GovTech, Healthcare, Banking, etc.)
• Familiarity with ITIL and change management process

Additional Locations:

• Singapore - Central Singapore - Singapore

• Singapore - Central Singapore - SINGAPORE

• Singapore

• Singapore - Central Singapore

* Singapore - Central Singapore - Singapore , * Singapore - Central Singapore - SINGAPORE