ABOUT US
At TOPPAN Security, our mission is to shape a meaningful, technology-driven future by being a global leader in mission-critical identity and payment technologies.
We serves as the international development arm of the TOPPAN Group in the security domain founded in 1900. TOPPAN is a trusted Japanese brand renowned for its commitment to exceptional quality. Building on this legacy, we combine bold ideas, deep sector expertise, and collaborative intelligence to deliver secure, future-ready solutions.
Our culture is grounded in four core values: Agility, Ownership, Resilience, and a Sense of Fun. We move fast, lead with accountability, grow through challenges, and bring positive energy into everything we do.
Join us in Hong Kong and be part of a global, collaborative team where trust and innovation drive everything we do.
ABOUT THE ROLE
We are looking for a capable and experienced DevOps Engineer to join our infrastructure team. This mid-level role is suited for a professional with solid hands-on experience in Kubernetes, CI/CD pipelines, and cloud infrastructure. You will independently manage and improve our DevOps systems, collaborate with development teams, and mentor junior team members while working under the strategic direction of senior engineers and the DevOps lead.
Main missions:
Independently manage and maintain Kubernetes clusters using Rancher, ensuring high availability and performance.
Build, maintain, and continuously improve CI/CD pipelines for C#/.NET, Flutter, and Java (Spring Boot, Quarkus) applications.
Design, maintain, and optimise Helm Charts for Kubernetes application deployments.
Own and coordinate release cycles and deployment schedules across multiple development teams.
Implement and manage monitoring, logging, and alerting solutions to ensure system observability and rapid incident response.
Write and maintain Infrastructure as Code (IaC) using Terraform and Ansible to provision and configure cloud and on-premises environments.
Collaborate with development and QA teams to integrate DevOps practices and drive adoption of automation across software delivery.
Deploy, manage, and tune middleware components including RabbitMQ, Redis, and PostgreSQL.
Identify and resolve infrastructure bottlenecks, lead root cause analysis for production incidents, and implement preventive measures.
Provide technical guidance and mentoring to junior DevOps engineers on best practices and tooling.
Contribute to the planning and execution of infrastructure improvements and participate in architectural discussions.
ABOUT YOU
You are/have:
3–5 years of hands-on experience in DevOps, infrastructure, or systems engineering roles
Strong experience with Kubernetes and Rancher for cluster management, troubleshooting, and performance tuning
Solid experience with CI/CD tools (e.g. Jenkins, Bitbucket CI, AWS DevOps), with the ability to design and maintain pipelines
Good scripting skills (Bash and/or Python) for automation and operational tasks
Hands-on experience with Git and modern version control workflows
Practical experience with Infrastructure as Code tools (Terraform and/or Ansible)
Familiarity with at least one major cloud platform (AWS or Azure) and managing cloud-based workloads
Solid Linux/Unix administration skills, including experience managing on-premises infrastructure and hypervisors (e.g. VMware ESXi, Proxmox, XCP-ng)
Working knowledge of middleware technologies such as RabbitMQ, Redis, and PostgreSQL
Experience deploying applications built with modern stacks (e.g. .NET, Flutter, Java frameworks such as Spring Boot or Quarkus)
Understanding of DevSecOps principles and integration of security practices into CI/CD pipelines
Familiarity with monitoring and observability tools (e.g. Prometheus, Grafana, ELK)
Exposure to Helm Charts and Kubernetes-based application packaging
Understanding of GitOps practices and version-controlled infrastructure
Strong problem-solving skills, attention to detail, and ability to work effectively in cross-functional teams
Relevant certifications (e.g. Kubernetes, AWS) are a plus
TOPPAN is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, gender, sexual orientation, age, color, religion, national origin, veteran status, or disability.
Skills Required
- 3-5 years hands-on experience in DevOps, infrastructure, or systems engineering roles
- Strong experience with Kubernetes and Rancher for cluster management and performance tuning
- Build, maintain, and design CI/CD pipelines (Jenkins, Bitbucket CI, AWS DevOps)
- Experience with Helm Charts and Kubernetes application deployments
- Infrastructure as Code using Terraform and/or Ansible
- Scripting skills in Bash and/or Python for automation
- Hands-on experience with Git and modern version control workflows
- Familiarity with at least one major cloud platform (AWS or Azure)
- Solid Linux/Unix administration and experience managing on-premises hypervisors (VMware ESXi, Proxmox, XCP-ng)
- Working knowledge of RabbitMQ, Redis, and PostgreSQL
- Experience deploying applications built with .NET, Flutter, and Java frameworks (Spring Boot, Quarkus)
- Familiarity with monitoring and observability tools (Prometheus, Grafana, ELK)
- Understanding of DevSecOps principles and integrating security into CI/CD pipelines
- Understanding of GitOps practices and version-controlled infrastructure
- Relevant certifications (e.g., Kubernetes, AWS)
