Senior DevOps

Key Responsibilities
· Administer and maintain Kubernetes (K8s) clusters, including Helm, Ingress, and Service Mesh (Istio, Linkerd).
· Manage, operate, and optimize CT Group’s hybrid infrastructure, including On- Premise systems, FPT Cloud, and Azure Cloud.
· Collaborate with Data, Infra, and Security teams to integrate infrastructure with data platforms and internal applications.
· Support DevOps, SRE, and FinOps practices to optimize system reliability and cloud operating costs.
· Troubleshoot incidents, perform root cause analysis, and execute performance tuning for mission- critical systems.
· Design, implement, and maintain CI/CD pipelines, Infrastructure- as- Code (IaC), and automation solutions using GitLab CI, Jenkins, ArgoCD, Terraform, and Ansible.
· Ensure infrastructure and application security: IAM, RBAC, TLS, PKI, WAF, secrets management, web and API security.
· Operate and optimize ERP systems (Odoo, SAP, Dynamics…) and web applications (PHP, Python, Node.js, .NET), ensuring performance, scalability, and security.
· Implement system observability: monitoring, logging, alerting, and tracing (Prometheus, Grafana, ELK, Loki, Alertmanager).
· Design and maintain system architecture for high availability, scalability, disaster recovery, and hybrid/multi- cloud operations.

Required Qualifications and Skills
Education & Experience
· Bachelor’s degree in Computer Science, Information Systems, or related field.
· Strong foundation in DevOps, System Engineering, Networking, Security, Cloud, and Kubernetes.
· Proven track record in system design, cloud architecture, and infrastructure automation.
· 5–8 years of experience as a DevOps Engineer, System Engineer, or equivalent role.
Technical Skills
· CI/CD & IaC: GitLab CI, Jenkins, ArgoCD, Terraform, Ansible.
· Networking: TCP/IP, VPN, Load Balancers, Firewalls, NAT, DNS.
· Kubernetes: cluster management, Helm, Ingress, Istio/Linkerd.
· Scripting & Automation: Bash, Python, Go.
· System & Cloud Architecture: High availability, disaster recovery, cost optimization, multi- region.
· On- Premise Systems: VMware, Proxmox, Bare Metal servers.
· Monitoring & Observability: Prometheus, Grafana, ELK, Loki, Alertmanager.
· Security: IAM, RBAC, TLS, PKI, WAF, audit logging, secrets management, API/web app security.
· Cloud Platforms: Azure, FPT Cloud, multi- cloud, hybrid cloud.
Preferred Qualifications
· Experience operating large- scale data systems (Big Data, Kafka, Airflow, Data Warehouses).
· Hands- on experience with AI/ML platforms and MLOps pipelines.
· Relevant certifications:
Kubernetes: CKA, CKAD
Infrastructure: Terraform Associate
Security: Network Security, Cloud Security
Cloud: Azure Administrator, Azure DevOps Engineer
Soft Skills
· Ability to manage multiple priorities and meet deadlines in a fast- paced, multi- project environment.
· Leadership mindset with the ability to mentor and guide junior engineers.
· Strong sense of responsibility for system quality and performance.
· Excellent communication and collaboration skills to work across teams (Data, Infra, Security, Applications).
· Strong analytical and troubleshooting skills, with the ability to diagnose and resolve complex infrastructure issues.
· Proactive, system- oriented thinking with a focus on scalability, cost efficiency, and reliability.
Benefits
· Competitive salary based on skills and experience.
· Performance- based bonuses and rewards for outstanding contributions.
· Access to training programs, certifications, and career development opportunities.
· Professional working environment with a transparent and respectful culture.
· Comprehensive health insurance and other employee benefits as per company policy
· Opportunities to work on large- scale, diverse projects developed by the company.

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Cập nhật gần nhất lúc: 2025-11-26 07:00:03