Job Description

    1. Position Summary

    We are looking for a DevOps Engineer with strong expertise in cloud infrastructure and automation to design, deploy, operate, and continuously improve production-grade platforms across on-premises, private-cloud, and hybrid-cloud environments. You will collaborate with Development, System, Network, and Security teams to deliver resilient, secure, observable, and highly automated infrastructure services.

    2. Key Responsibilities

    Cloud Infrastructure

    • Deploy, operate, and optimize cloud infrastructure, with a strong preference for OpenStack-based environments.
    • Install, configure, and administer OpenStack services including Nova, Neutron, Cinder, Glance, Keystone, and Horizon.
    • Operate platforms across on-premises, private-cloud, and hybrid-cloud environments.
    • Contribute to high availability, backup, disaster recovery, capacity planning, patching, and platform lifecycle management.

    Automation, IaC & CI/CD

    • Automate infrastructure and application delivery using Ansible, Terraform, Bash, and/or Python.
    • Build and improve CI/CD pipelines using GitLab CI, Jenkins, Argo CD, or equivalent platforms.
    • Standardize provisioning, configuration, deployment, and operations through reusable code, templates, SOPs, and runbooks
    • Promote GitOps and Infrastructure as Code practices to improve consistency, traceability, and delivery speed.

    Containers & Platform Engineering

    • Deploy and operate Docker and Kubernetes environments, preferably integrated with OpenStack and Ceph.
    • Manage cluster components, Helm-based releases, ingress, registries, resource policies, and platform upgrades.
    • Collaborate with application teams to improve platform reliability, scalability, and deployment readiness.

    Observability, Reliability & Support

    • Implement monitoring, logging, dashboards, and alerting using Prometheus, Grafana, ELK, Zabbix, or equivalent tools.
    • Troubleshoot issues across Linux, cloud, container, network, and storage layers; perform root-cause analysis and preventive actions.
    • Develop architecture documents, operating procedures, SOPs, and runbooks; participate in on-call support when required.

    Job Requirement

    3. Required Skills

    • 2-3+ years of hands-on experience in DevOps, Cloud Engineering, Infrastructure Engineering, or System Engineering.
    • Practical experience deploying and operating OpenStack in production or a large-scale lab environment.
    • Strong Linux administration skills across Ubuntu, CentOS, Rocky Linux, or Red Hat Enterprise Linux.
    • Solid networking knowledge, including TCP/IP, VLAN, VXLAN, BGP, NAT, DNS, load balancing, and firewalls.
    • Working knowledge of Ceph (RBD/CephFS), NFS, iSCSI, SAN, or NAS technologies.
    • Proficiency in Ansible; hands-on Terraform experience is highly valued.
    • Experience with GitLab CI, Jenkins, Argo CD, or an equivalent CI/CD platform.
    • Hands-on exposure to Docker and Kubernetes.
    • Ability to analyze logs, debug systems, manage incidents, and communicate technical findings clearly.
    • Ability to read and understand English technical documentation.

    4. Nice-to-Have

    • Experience with highly available, multi-region, or production-scale OpenStack environments.
    • Experience integrating OpenStack with Kubernetes, Ceph, SDN, OVS, or OVN.
    • Knowledge of IAM, SSL/TLS, secrets management, Linux hardening, and cloud security practices.
    • Experience with AWS, Microsoft Azure, or Google Cloud.
    • Relevant certifications such as OpenStack COA/COE, CKA/CKAD/CKS, RHCSA/RHCE, Terraform Associate, or a public-cloud certification.
    • Experience in ISP, telecommunications, data-center, managed-services, or multi-tenant environments.

    Benefits

    • Laptop
    • Insurance
    • Travel
    • Allowances
    • Uniform
    • Incentive bonus
    • Healthcare
    • Training Scheme
    • Salary review
    • Business Expense
    • Annual Leave

    More Information

    • Degree: Bachelor
    • Age: Unlimited
    • Salary: Competitive

    Work location

    Ha Noi
    FPT Tower, Phạm Văn Bạch, Cầu Giấy, Hà Nội

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