Cloud Technical Manager

Cloud Technical Manager

Job Summary

We are seeking an accomplished Cloud Technical Manager with deep technical expertise across multi-cloud platforms to lead cloud infrastructure operations for both commercial and Singapore Government-appointed agencies. This senior technical leadership role demands extensive hands-on experience managing complex cloud environments across Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP), with strong focus on both Linux and Windows system administration. The ideal candidate will possess L3-level technical proficiency, demonstrate exceptional stakeholder management capabilities, and provide technical guidance to engineering teams while driving operational excellence, security hardening, and infrastructure modernization initiatives.

Key Responsibilities

Multi-Cloud Infrastructure Leadership & Architecture

Lead the design, deployment, and management of cloud-native architectures across AWS, Microsoft Azure, and Google Cloud Platform in production environments

Architect and implement scalable, highly available, and secure multi-cloud solutions aligned with business requirements and government compliance standards

Provide technical leadership for cloud services including: , S3, Lambda, ECS/EKS, RDS, CloudWatchEC2, Systems Manager, Azure Virtual Machines, Azure Kubernetes Service (AKS), Azure Monitor, Compute Engine, Google Kubernetes Engine (GKE), Cloud Functions, Cloud Storage, and Cloud Monitoring

Design and implement infrastructure architecture for new application deployments, ensuring best practices in scalability, performance, and cost optimization

Evaluate and recommend cloud technologies, services, and architectural patterns to support business objectives and digital transformation initiatives

Lead migration initiatives from on-premises to cloud and cloud-to-cloud migrations across AWS, Azure, and GCP

Monitor and optimize cloud resource utilization, implementing cost management strategies and right-sizing recommendations

Technical Team Leadership & Mentorship

Provide technical leadership, guidance, and mentorship to L2 Linux Engineers, L2 Wintel Engineers, and L3 Cloud Engineers

Conduct technical design reviews, code reviews for Infrastructure as Code (IaC), and architectural assessments

Act as the technical escalation point for complex infrastructure issues requiring advanced troubleshooting and resolution

Drive knowledge transfer initiatives, facilitate technical training sessions, and develop engineering team capabilities

Lead incident response for critical production issues, coordinating cross-functional teams and ensuring rapid resolution

Foster a culture of operational excellence, automation, continuous improvement, and technical innovation

Participate in 24/7 shift rotation and on-call escalation support to provide leadership during critical incidents

Operating System Lifecycle & Patch Management

Oversee and coordinate enterprise-wide OS patching operations across RHEL (v7 to v10) and Windows Server (2016 to 2025) environments using native tools eg. AWS Systems Manager, Azure Update Management, WSUS, SCCM, and YUM/DNF

Demonstrate advanced proficiency in both Linux and Windows system administration with the ability to troubleshoot complex issues across both platforms

Develop and enforce patching strategies, policies, and schedules aligned with security compliance requirements and business continuity objectives

Lead monthly and quarterly patch cycles, ensuring comprehensive testing, validation, and rollback procedures

Coordinate patch approvals with Change Advisory Board (CAB) and manage stakeholder communications throughout patching activities

Execute post-patch validation, remediation activities, and compliance reporting for audit requirements

Identify and manage End-of-Life (EOL) operating systems and applications, planning upgrade and migration strategies

Security Hardening & Compliance Management

Lead CIS (Center for Internet Security) security hardening initiatives and remediation activities across all cloud platforms and operating systems

Implement and maintain security baselines based on CIS Benchmarks, government security standards (IM8 Policy), and industry best practices

Oversee vulnerability management programs using tools such as Trend Micro, Qualys, Tenable, and AWS Config

Prioritize, coordinate, and track security remediation efforts across infrastructure teams to ensure timely resolution of vulnerabilities