Job Description

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: EC2, S3, Lambda, ECS/EKS, RDS,
CloudWatch, 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

Manage SSL/TLS certificate lifecycle, including renewals, implementation, and monitoring
across multi-cloud environments

Ensure compliance with government-level security, audit, and regulatory requirements
including SOC 2, ISO 27001, and Singapore government frameworks

Collaborate with InfoSec teams on security assessments, penetration testing, and audit
preparations

Implement and maintain security monitoring, logging, and alerting mechanisms using native
cloud tools and third-party solutions

Infrastructure as Code (IaC) & Automation

Lead Infrastructure as Code initiatives using Terraform, Ansible, AWS CloudFormation, and
Azure Resource Manager (ARM) templates

Design and implement automated infrastructure deployment pipelines with CI/CD
integration

Troubleshoot complex environment drift, pipeline failures, and infrastructure provisioning
issues across multi-cloud environments

Implement and maintain GitOps practices for infrastructure deployment and version control Drive automation initiatives to reduce manual operational overhead and improve
infrastructure reliability

ITIL Process Management & Service Delivery

Oversee ITIL processes including Incident Management, Problem Management, Change
Management, and Request Management

Manage and optimize ITSM workflows using ServiceNow, Jira, or similar enterprise ITSM
platforms

Lead Change Advisory Board (CAB) reviews for infrastructure changes, providing technical
assessment and risk analysis

Drive incident escalation processes, root cause analysis (RCA), and Post-Incident Review
(PIR) activities

Ensure compliance with Service Level Agreements (SLAs) and Operational Level Agreements
(OLAs)

Implement continuous service improvement initiatives based on operational metrics, KPIs,
and stakeholder feedback

Maintain comprehensive documentation including runbooks, standard operating procedures
(SOPs), and architectural diagrams

Stakeholder Management & Communication

Act as the primary technical liaison between infrastructure teams and business stakeholders,
application owners, and senior management

Manage expectations and communicate technical concepts effectively to both technical and
non-technical audiences

Coordinate with cross-functional teams including Development, Security, Networking, and
Database teams on infrastructure initiatives

Lead technical discussions, architecture reviews, and solution design sessions with
stakeholders

Provide regular status updates, operational reports, and capacity planning
recommendations to management

Manage vendor relationships for cloud services, security tools, and infrastructure platforms Facilitate communication during critical incidents, ensuring timely updates to all
stakeholders and maintaining service transparency

Container Orchestration & DevSecOps

Provide technical leadership for containerization initiatives using Docker, Kubernetes,
Amazon ECS, Amazon EKS, Azure AKS, and Google GKE

Implement and maintain DevSecOps practices with SHIP-HATS (Secure Hybrid Integration
Pipeline - Hive Agile Testing Solutions) within Singapore Government technology stack

Oversee CI/CD pipeline operations, integrating security scanning tools including SAST, DAST,
and container vulnerability scanning

Drive containerization strategy and microservices architecture adoption across application
portfolios

Monitoring, Observability & Performance Optimization

Design and implement comprehensive monitoring, logging, and alerting strategies using
CloudWatch, Azure Monitor, GCP Cloud Monitoring, and third-party observability platforms

Configure and maintain observability stacks for metrics, logs, traces, and alerts across multi-
cloud environments

Implement log aggregation and analysis using centralized logging solutions Lead performance optimization initiatives, conducting capacity planning and resource right-
sizing activities

Establish operational dashboards, reporting mechanisms, and proactive alerting for
infrastructure health and performance

Documentation & Knowledge Management

Create and maintain comprehensive infrastructure documentation, including system
architecture diagrams, network topology, and data flow diagrams

Develop and maintain technical runbooks, troubleshooting guides, and disaster recovery
procedures

Ensure audit-readiness through meticulous documentation discipline and change tracking Maintain Configuration Management Database (CMDB) accuracy and asset inventories Build and maintain knowledge base articles, FAQs, and best practice documentation for
team reference

Required Qualifications

Education & Experience

Bachelor's degree in Computer Science, Information Systems, Information Technology, or
related technical field

Minimum 5 years of experience in infrastructure and cloud engineering roles with
progressive leadership responsibilities

At least 5 years of hands-on experience managing multi-cloud environments across AWS,
Microsoft Azure, and Google Cloud Platform

Minimum 1 years of experience in regulated environments such as public sector,
government, financial services, or healthcare

Proven experience in 24/7 operational support environments with incident management
and on-call responsibilities

Demonstrated experience leading technical teams, mentoring engineers, and driving
operational excellence initiatives

Technical Skills & Expertise

Multi-Cloud Platforms: Expert-level proficiency in Amazon Web Services (AWS), Microsoft
Azure, and Google Cloud Platform (GCP) with hands-on experience across compute, storage,

networking, security, and managed services

Operating Systems: Advanced expertise in both Linux (RHEL, CentOS, Ubuntu, Amazon
Linux) and Windows Server administration (2016, 2019, 2022, 2025) with deep

troubleshooting capabilities

Patch Management: Extensive experience with enterprise patch management using AWS
Systems Manager, Azure Update Management, WSUS, SCCM, and YUM/DNF

Security Hardening: Strong background in CIS Benchmark implementation, security
remediation, and compliance frameworks (IM8, SOC 2, ISO 27001)

Infrastructure as Code: Proficiency in Terraform, Ansible, AWS CloudFormation, ARM
templates, and GitOps practices

Container Technologies: Experience with Docker, Kubernetes, Amazon ECS/EKS, Azure AKS,
Google GKE, and container orchestration

ITIL & ITSM: Deep understanding of ITIL v3/v4 processes with hands-on experience using
ServiceNow, Jira, or similar ITSM platforms

DevSecOps: Experience with CI/CD pipelines, security scanning integration, and familiarity
with SHIP-HATS platform

Scripting & Automation: Proficiency in PowerShell, Bash/Shell scripting, Python for
automation and infrastructure operations

Monitoring & Observability: Experience with CloudWatch, Azure Monitor, GCP Cloud
Monitoring, Prometheus, Grafana, ELK Stack, or similar platforms

Preferred Certifications

AWS Certified Solutions Architect - Professional or AWS Certified DevOps Engineer -
Professional

Microsoft Certified: Azure Solutions Architect Expert Google Cloud Professional Cloud Architect Red Hat Certified Engineer (RHCE) or Red Hat Certified Architect (RHCA) Microsoft Certified: Windows Server Hybrid Administrator Associate ITIL v4 Foundation or ITIL Expert Certified Kubernetes Administrator (CKA) or Certified Kubernetes Security Specialist (CKS) HashiCorp Certified: Terraform Associate or Professional
Soft Skills & Competencies

Technical Leadership: Demonstrated ability to lead technical initiatives, provide
architectural guidance, and mentor engineering teams

Stakeholder Management: Ability to manage relationships with diverse stakeholders, from
technical teams to executive leadership

Communication: Outstanding verbal and written communication skills with ability to
articulate complex technical concepts to non-technical audiences

Problem Solving: Advanced analytical and troubleshooting capabilities with systematic
approach to complex multi-cloud infrastructure challenges

Strategic Thinking: Ability to balance immediate operational needs with long-term
infrastructure strategy and roadmap planning

Collaboration: Strong teamwork and cross-functional collaboration skills with experience
working across development, security, and operations teams

Adaptability: Agile and responsive to rapidly changing technology landscapes, business
requirements, and operational demands

Accountability: Takes ownership of outcomes, demonstrates attention to detail, and
ensures accurate and secure infrastructure implementations

Customer Focus: Service-oriented mindset with commitment to delivering high-quality
solutions that meet business and user needs

Continuous Learning: Commitment to staying current with evolving cloud technologies,
security practices, and industry best practices

Mentorship: Proven ability to develop and support junior and mid-level engineers, fostering
technical growth and career development

Technical Manager Role Expectations

The Technical Manager position requires:

L3+ level technical proficiency with hands-on expertise across multi-cloud platforms, Linux,
and Windows environments

Proven experience architecting and deploying new infrastructure solutions in AWS, Azure,
and GCP

Strong technical leadership with the ability to lead L2 and L3 engineers through complex
technical challenges

Deep understanding of security hardening, CIS remediation, and compliance frameworks Exceptional stakeholder management capabilities with experience interfacing with senior
leadership

Proactive approach to incident prevention, operational excellence, and continuous
improvement

Calm, structured, and methodical incident handling with strict adherence to ITIL processes Audit-readiness mindset with comprehensive documentation practices Experience working within Singapore Government technology frameworks and compliance
requirements

Ability to drive escalations effectively and manage critical stakeholder communications
during incidents

Work Arrangements

This role requires participation in 24/7 shift rotation and on-call escalation support for
critical infrastructure operations

Extended work hours may be required during major incidents, maintenance windows, and
change implementations

On-call support responsibilities as part of senior leadership rotation schedule Flexibility to work outside normal office hours for patching activities, architecture
deployments, and emergency response

May require occasional travel for stakeholder meetings, vendor engagements, or cross-site
coordination

Job Type: Permanent

Pay: $3,896.55 - $11,367.09 per month