Cloud DevOps Engineer

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.

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.

Ngành nghề: CNTT - Phần mềm

Kinh nghiệm: 2 Năm

Cấp bậc: Nhân viên

Hình thức: Nhân viên chính thức

Địa điểm: Hà Nội