استخدام cloud & virtualization senior specialist (openstack fusionsphere)

توضیحات آگهی

Job Description
Responsible for designing operating and continuously improving the organization s cloud and virtualization platforms based on OpenStack and FusionSphere The role ensures high availability scalability automation and security across compute storage and networking layers while also operating maintaining and optimizing Kubernetes clusters to support reliable and scalable containerized applications
Responsibilities
Develop service operations and troubleshooting processes to maintain technological excellence and improve operational efficiency and service uptime
Provide operational input to the architecture and strategies of Charging Systems Mediation and Roaming
Implement operational strategies related to Charging Systems PCRF and VAS Cloud Infrastructure
Ensure the stability availability and continuous operation of Charging PCRF and VAS services to meet business requirements
Collaborate with Network ITS and other related teams to ensure proper integration between systems applications and nodes
Operate maintain and optimize cloud infrastructure based on OpenStack and FusionSphere
Design and implement high availability HA load balancing and scalability solutions for critical services
Perform advanced troubleshooting across compute network and storage layers
Administer core OpenStack components such as Nova Neutron Cinder Glance Keystone and Heat
Manage virtualization clusters and hypervisors KVM
Implement and maintain SDN and overlay technologies such as VXLAN Geneve and SR IOV
Manage and tune storage backends including Ceph FusionSphere Storage and SAN
Conduct capacity planning monitoring and performance optimization
Implement infrastructure automation using Ansible Terraform is considered an advantage
Maintain accurate technical documentation and operational runbooks
Work closely with DevOps Security and Application teams
Communicate with the NOC Network Operation Center regarding service impacts changes and escalation procedures
Coordinate with ITS and business teams during major incidents to ensure rapid response and proper support
Manage second line support for Charging Systems PCRF and VAS Cloud services and guide first line support teams
Analyze industry trends in service operations and identify areas for internal improvement
Deploy and manage workloads using Helm Kubernetes manifests and GitOps workflows
Implement observability solutions using Prometheus Alertmanager and Grafana
Operate and support ELK Elastic Stack for logging and analytics
Participate in on call rotations for infrastructure or cluster related incidents when required
Requirements
Bachelor s degree or higher in Computer Engineering Information Technology or a related field
Minimum 3 years of experience in a relevant specialization
Experience working in medium to large organizations
Strong knowledge of cloud computing and virtualization platforms
Advanced experience with OpenStack components and architecture
Strong understanding of Kubernetes clusters and container orchestration
Expertise in virtualization technologies and KVM hypervisors
Experience with SDN overlay networking technologies
Knowledge of storage systems and backend technologies such as Ceph or SAN
Advanced troubleshooting skills across compute network and storage layers
Experience with observability tools including Prometheus Alertmanager and Grafana
Knowledge of ELK Elastic Stack for logging and analytics
Proficiency in automation tools such as Ansible
Strong understanding of system performance capacity management and disaster recovery
Familiarity with IT service management configuration management and infrastructure architecture
شرکت ایرانسل لبز Irancell Labs
دسته بندی IT DevOps Server
نحوه همکاری تمام وقت
نوع همکاری حضوری
مدرک تحصیلی کارشناسی
سابقه کار بیش از شش سال
حقوق توافقی
جنسیت مهم نیست
مهارت ها gitOps cloud
شهر تهران تهران