1. Aliyun maintenance＞＞ Manage Aliyun IaaS, estimate the capacity, design the construction and perform it＞＞ Use ansible and python to automation tasks＞＞ Manage and design SaaS platform, like RDS, EMR, DMS, ARMS, CloudMonitor, SLS, Security Center2. Kubernetes maintenance＞＞ Manage and design Aliyun ACK＞＞ Manage and desgin Openshift3. Obervability system maintenance，design, perform and establish it from scrach＞＞ Metrics：Prometheus，Thanos，Grafana，Alertmanager，Consul，Minio＞＞ Log: ES/Opensearch，Kibana/Opensearch-Dashboard，fluentd，fluentbit, logstash＞＞ Tracing: Skywalking4. Operation tools maintenance and desgin＞＞ develop CMDB with Vue+Golang in low-code＞＞ automation daily task with Golang or ansible＞＞ maintain Gitlab and Jenkins5. Work as the security architecture＞＞ Reivew the construnction/request from security department in DC. Work with Vendor to deploy splunck, bastion server, vulnerability scanning tools.＞＞ Enhance the aliyun security with aliyun security center＞＞ Use open source tools(knowledge from Certified Kubernetes Security Specialist) to scan the k8s

Responsibilities:1. Coordinate the work of deployment team and operation team2. Design and initiate the solution of CloudNative3. Lead the project of k8s deploy and monitor platform4. Design and initiate the solution of CloudNativeSkill stackAWS solution, EC2, EBS, S3, ELB, AG, AMI, SG, AZ, Devopscloud native, containerd, k8s, prometheus, envoy, coreDNS, fluented, helm, etcd, harbor, cri-o, gitlabCertification：AWS Certificate Solution Architect - professionalAWS Certificate Devops - professionalCertificated Kubernetes Administrator

Key Responsibilities • Develop, test, operate high quality failure resistant cloud-ready infrastructure• Automate and build best-in-class continuous integration, continuous deployment pipeline • Network, scaling and performance tuning and trouble shooting • Work with Ericsson developers globally in an inner-sourcing mode Skills1. PaaS: Docker, kubernetes Calico, ingress2. OS: Linux system(RHEL and CentOS), kernel, software management and ansible automation3. Monitoring: promethues，grafana，alertmanager, exporter4. Logsystem: elesticsearch，logstash, fluentd, kibana5. Middleware: kafka, rabbitMQ, redis6. VM: Vcenter+ESXi, openstack+KVM7. Storage: Ceph, NFS

Job Description:1.Work as the 3 line to solve complex operation environment issues/incidents and create architecture for complex solutions.2.Date with the newest technologies within relevant areas and leverage from reuse to support a healthy operations economy.3. Evaluate change and major incident and adjust our policy for those ITIL process. 4. Coordinate with other teams about the new process.5. Deliver high quality project for our company6. Break down the big project and assign tasks to our team member7.Be responsible for the communication and coordination between CZ and CN team.Technical stack1. Master with Linux system. Kernel parameters, system call, file system, tuning and trouble shooting with the performance issue.2. Master with Redhat Linux services, like: postfix, pam, ssh, fpt, syslog, ntp, dns, svn, dhcp, iptables, audit, squid.3. Good knowledge with protocol TCP/IP and HTTP.4. Good knowledge with web service, like: apache, nginx, tomcat, keepalived, lvs, haproxy,django3. Good knowledge with automation tool, like: ansible, puppet4. Good knowledge with virtualization Vmware vsphere and ESXi5. Good knowledge with monitoring tools with Nagios and Zabbix6. Experience with Agile tools, like: Docker, kubernetes, etcd, consul, prometheus, grafana7. Experience with scripting, Shell and Python. 8. Experience with middleware, redis9. Experience with message queue, rabbitMQ10. Experience with AWS service EC2 and S311. Basic knowledge with database oracle, mysql, mongodb12. Basic knowledge with openstack 13. Basic knowledge with bigdata, like:ELK and hadoop, hive, hbase, zookeeper

Job Description:1.Solve complex operation environment issues/incidents and create architecture for complex solutions.2.Handle customer contact and secure delivery of quality products. 3.Responsible for the technical project management.4.Be up to date with the newest technologies within relevant areas and be able to leverage from reuse to support a healthy operations economy.5.Be responsible for the communication and coordination between DK and CN team.6.With good IT knowledge background and strong project and people management skill.Daily Operations:1.Being a driver and initiator to drive the daily operations tasks for our team and dealing with several hundreds of servers, databases and applications, ensuring all meet our quality requirements and customer expectations.2.Ensure where applicable necessary tools are applied to test new systems,optimize existing solutions and monitored to keep as smooth operations as possible.3.Build proof-of-concept prototypes and necessary documentation for operations.4.Optimises our processes to at all time to reflect an effective daily operations.5.Performance tuning, optimize, troubleshoot is not only part of your skill set, it is the foundation for your deep knowledge and long experience.Technical stack:Redhat Linux(RHEL), Oracle 10g/11g, NBU(Netbackup), BMC Patrol/Impact, AIX

Job Description:1.Solve operation environment issues/incidents from CMCC 3A project2.Handle customer contact and secure delivery of quality products. 5.Be responsible for the communication and coordination between CMCC customer and our company.Daily Operations:1. Helping customer with the request from CMCC.2. Make report as customers request.3. Server maintenance and daily check. Technical stack:IBM DB2, WAS(Wepsphere portal), TIM(Tivoli identity manager), TAM(Tivoli access manager), Webseal, AIX, Redhat Linux, TDI(IBM Tivoli Directory Integrator), LDAP

Support IBM product(PC server, P series ,Storage) Install, deploy, adjust and update Linux/Unix servers Keep the OS running in the safe environment Build up cluster environment to make the OS steady and running with high availability Collect and reply the problem to customer in team working.