Senior Devops Platform Engineer Linux, Git, Docker

We are looking for an experienced Senior DevOps Engineer specializing in on-premise platforms, particularly OpenShift Container Platform and Kubernetes, with strong expertise in designing and implementing robust monitoring and observability solutions.

The ideal candidate will play a key role in shaping our platform architecture - ensuring scalability, reliability, security, and performance across all environments.

Main Responsibilities

• Review and design on-premise platform architecture, focusing on OpenShift Container Platform, Kubernetes, and related technologies.
• Collaborate with cross-functional teams to ensure architectural alignment with business objectives and scalability requirements.
• Contribute to DevOps initiatives based on the DevOps Roadmap within the VPS environment.
• Deploy, configure, and maintain on-premise infrastructure with a strong emphasis on OpenShift and Kubernetes clusters.
• Review deployment processes to ensure high availability, resilience, and optimize performance.
• Provide technical leadership in troubleshooting and resolving complex infrastructure and platform issues.

What We Expect in the First 6-12 Months:

Within 6 months:

• Proactive & Gain a deep understanding of the current on-premise infrastructure in VPS.
• Involved and take ownership of one or more platform components (e.g.,cluster lifecycle management, Api management, Kafka, Shift-left CI/CD process/Tools ...).
• Delivered improvements or automation scripts that enhance platform stability and deployment efficiency.

Within 12 months:

• Lead or co-own the new design and implementation of a platform enhancement project (e.g., observability stack redesign, OpenShift upgrade, or security hardening initiative).
• Mentoring junior engineers and contributing to establishing best practices across the DevOps/Platform team.
• Propose and drive infrastructure optimization initiatives to improve cost efficiency and scalability.

Must-Have:

• Proficiency in Linux systems, with solid scripting skills (Shell script is a must).
• Strong understanding of Git and branching models.
• 4+ years of experience in DevOps Platform Engineering roles.
• Hands-on experience with Docker, Kubernetes, RKE, Helm, and Ansible.
• Hands-on experience with Kafka Eco System.
• Deep knowledge of the Observability Stack (Monitoring, Logging, Tracing).
• Practical experience with CI/CD pipelines and automation frameworks.
• Expertise in microservices architecture.
• Strong troubleshooting and performance tuning skills in distributed environments.
• Familiarity with Python or Golang for automation and tooling.
• Strong understanding of Namespaces, RBAC, Service Accounts, ConfigMaps, Secrets, and Network Policies.
• Solid skill of container orchestration (Kubernetes): CRI, CNI, CSI and Kubernetes architecture: API Server, Scheduler, Controller Manager, etcd, kubelet.
• At least have CKA certificate

Nice-to-Have:

• Experience with OpenShift in Production environment or other Enterprise Container Orchestration platforms.
• N8n experience is a plus
• Working knowledge of middleware components such as Queue systems, API Gateway, or Secret management tools.
• Experience in security hardening, compliance automation, or infrastructure cost optimization.
• Exposure to hybrid infrastructure (on-premise + cloud).
• CKS certificate is a plus

• Môi trường chuyên nghiệp, năng động, luôn cập nhật ứng dụng kỹ thuật mới cho vận hành
• Đồng nghiệp giàu chuyên môn, thân thiện, gắn kết, hỗ trợ
• Cơ hội không giới hạn dành cho nhân viên tài năng
• Chế độ cạnh tranh, hình thức đa dạng, thu hút gắn kết
• Đào tạo bài bản, chuyên nghiệp, chú trọng phát triển cá nhân
• Công ty có nhiều hoạt động thể hiện trách nhiệm với cộng đồng

Chế độ:

• Lương cạnh tranh, Package năm từ 700tr - 1Ty
• Thưởng cuối năm hấp dẫn
• Đóng BHXH Full lương
• Review lương hàng năm
• Thưởng ngày lễ tết