Lead Platform Engineer

AMBITION GROUP SINGAPORE PTE. LTD.; Singapore; Hybrid; SGD 180,000 - 260,000; Full time

Job summary

Ambition Group Singapore Pte. Ltd. is seeking a Lead Platform Engineer to drive design, deployment and operation of a resilient platform spanning Linux, Kubernetes, on‑prem and cloud.

You will collaborate with SRE, security and development teams to deliver scalable, secure infrastructure supporting critical business systems, with emphasis on automation, IaC and observability. The role offers a challenging environment and opportunities to influence architecture and engineering practices across

Qualifications

• 8+ years in Linux/infrastructure at scale within a large enterprise.
• Strong Linux internals, performance tuning and troubleshooting.
• Hands-on Kubernetes at scale across on‑prem and cloud environments.
• Proficient with AWS and hybrid cloud architecture.
• IaC and configuration management with Terraform/Pulumi/Ansible or SaltStack.

Responsibilities

• Act as technical lead for hybrid platform across Linux, Kubernetes, on‑prem and cloud.
• Architect and deliver complex infrastructure projects and roadmap.
• Design and evolve Kubernetes platforms across environments.
• Implement cloud infrastructure, primarily on AWS.
• Enhance CI/CD and GitOps for deployments.
• Drive automation to improve reliability and efficiency.
• Develop monitoring and observability across the platform.
• Mentor engineers and guide engineering standards.

Skills

Linux

Kubernetes

AWS

CI/CD

GitOps

Python

Networking

Security

Job description

About the Role

A global financial services and market infrastructure organisation is seeking an experienced Lead Platform Engineer to join its Platform Engineering team.

The role will lead the design, development and operation of a highly resilient hybrid technology platform spanning Linux, Kubernetes,on-premises infrastructure and public cloud environments.

You will work closely with engineering, SRE, network,security and application teams to deliver scalable, secure and high-performanceinfrastructure supporting critical business systems.

Key Responsibilities

• Act as a technical lead and senior escalation point for the hybrid platform across Linux, Kubernetes, on-premises and public cloud environments.
• Lead the design and delivery of complex infrastructure projects and contribute to the long-term platform technology roadmap.
• Architect and evolve Kubernetes and container platforms across on-premises, bare-metal and cloud environments.
• Design and implement cloud infrastructure, primarily on AWS, with exposure to other major cloud platforms.
• Establish and improve Infrastructure-as-Code and configuration management standards using tools such as Terraform, Pulumi, Ansible or SaltStack.
• Design and enhance CI/CD and GitOps processes for infrastructure and application deployments.
• Drive automation initiatives to improve operational efficiency, reliability and consistency.
• Develop and improve monitoring, logging and observability capabilities across the platform.
• Lead technical discussions and architectural decisions across cross-functional infrastructure programmes.
• Mentor engineers and contribute to engineering standards, design reviews and technical best practices.
• Evaluate emerging technologies and make recommendations for platform improvements.
• Work with development, SRE, network and security teams on performance optimisation, capacity planning, system hardening and regulatory requirements.

Requirements

• At least 8 years of experience in Linux systems, infrastructure or platform engineering within a large-scale enterprise environment.
• Strong knowledge of Linux systems, internals, performance tuning and troubleshooting, preferably with RHEL or similar distributions.
• Hands-on experience designing, deploying and operating Kubernetes at scale, across on-premises/bare-metal and/or cloud environments.
• Strong experience with AWS and a good understanding of hybrid cloud architecture.
• Strong experience with Infrastructure-as-Code and configuration management, including Terraform, Pulumi, Ansible, SaltStack or similar technologies.
• Strong understanding of software engineering practices, including version control, testing and software design.
• Proficiency in at least two of the following: Python, Go, C, C++ or Bash.
• Experience with CI/CD and GitOps technologies such as Jenkins, GitHub Actions, Argo CD or similar.
• Good understanding of networking concepts including TCP/IP, DNS and load balancing.
• Good knowledge of security principles including RBAC, TLS, secrets management and system hardening.
• Experience with observability technologies such as Prometheus, Grafana, Loki or OpenTelemetry.
• Demonstrated experience leading complex technical projects and working across multiple technology teams.
• Experience in performance tuning and capacity planning within business-critical or latency-sensitive environments.
• Strong analytical and problem-solving skills with a structured approach to evaluating technology solutions.
• Strong attention to quality, reliability and technical detail.

What You Can Expect

• Opportunity to work on large-scale, business-critical technology platforms.
• Exposure to modern cloud, Kubernetes and infrastructure technologies.
• A technically challenging environment with opportunities to influence architecture and engineering practices.
• Collaboration with experienced technology and engineering professionals.