DevOps practice last 6 years : Production staging: On-premises / Serverless / Cloud native Stack consistent: OS: Linux, MS Virtualization: VMware, Proxmox, Xen, KVM (LibVirt,QEMU) ChephFS, DRBD, ZFS (RAIDz), MinIO, S3 DB: MySQL, PostgreSQL, Microsoft SQL Server, MongoDB, Redis, Elasticsearch, ETCD, Zookeeper, Cassandra, MariaDB, DynamoDB Load balancing and Proxy: HAProxy, Nginx, Traefik, MetalLB Containerization: Docker, Containerd, Podman Packaging: HashiCorp Packer, Helm, Kustomize, Vagrant CI/CD: Gitlab, Github action, Jenkins, ArgoCD, FluxCD IaC: Ansible (AWX, Tower), Terraform (Terragrunt) Orchestration: Docker Swarm, Kubernetes (K8s/K3s), OpenShift, Rancher Service Discovery: Istio, Consul Amazon Cloud Services: EC2, S3, RDS, DynamoDB Lambda, R53, SNS, SQS, ECS, EKS, Elastic Beanstalk etc. Monitoring & Loging: ELK, EFK, Prometheus & Grafana, Zabbix, Graylog, AWS CloudWatch, OpenSearch, Jaeger, Loki. SysOps: Implementation and administration of MS products: MS Servers 2008/2012/2016/2019 incl. (DNS, Active Directory, DHCP, Print Services, SQL Server etc.) Installation and Management Virtualization system based on: VMware, MS HyperV, KVM, OpenVZ, Docker etc. Implementation and migration HA, FT, FO clusters (VMware, MS HyperV, Proxmox VE, Pacemaker, DRBD, Corocync) Implementation and support System Data Storage: SAN, NAS, DAS. E-mail Systems: MS Exchange 2003/2010, Postfix, etc. Network Security and Antivirus system: Cisco, Symantec, Keycloak, IDS-IPS Suricata, McAfee, Norton Antivirus, etc. Linux platforms: Debian, CentOS, RHEL, Ubuntu. Support SQL and NoSQL DB Network and Telecom support: Cisco (switch L2/L3, ASA, WiFi),MikRotik, Fortigate,Asterisk/FreePBX SIP & VoIP. Ensuring the highest availability of IT Services Monitor the Status of all the Servers, Zabbix. Loging: ELK, Graylog. Keeping up-to-date of Computer Hardware and Software Technologies Provide suggestions and new ideas for improving the IT Infrastructure on based ITIL standards and IT Audit.

Assure the availability and reliability of existing IT/IM services. Control and monitor on site support IT activities. Manage IT Engineer’s activity. Find solution and make decision for resolving global IT service issues. Make improvement for printing service of the company. Develop “User Manuals” for newly implemented applications and device usage. Develop IT process procedures. Check and estimate contractor’s service delivery. Check HSE compliance of contractors. Participation in IT processes optimization activities. Responsible for IT HSE on dedicated area. First level support for problems with network equipments (Network switches, Routers).

Provide day shift 11 hours users support service for the network which accommodates 700 PCs and 100 peripherals in Kashagan oilfield (1 hub and 6 satellite islands). Liaise with all ICT workgroups to ensure the user issue is 100% resolved. Creation and Presenting of Brief User Instructions to facilitate users work with various apps. Creation and administration of user accounts (1400 accounts created). Partial administration of Servers: Creation of network resources (network printers, data storages). Creation and control exchange resources (Users mail boxes, distribution groups, inside and outside contacts) on base of Microsoft Exchange 2010. Follow Data Backup procedure and Arrange User Data Recovery (HP, Symantec). Server Hardware Installation and Dismantling. Plan and implement preventive ICT HW maintenance measures to prevent HW damage and service interruption.

Supporting all the IT Servers: E-mail Systems (MS Exchange 2003/2010). Network Security (Cisco and Symantec). Antivirus (McAfee, Norton Antivirus). Ensure the highest availability of IT Services, E-mail services. Monitor the Status of all the Servers, Disk Spaces, Performances; Keeping up-to-date on Computer Hardware and Software Technologies; Provide suggestions and new ideas for improving the IT Infrastructure;

System Administrator Implementation and maintenance software. Helpdesk service. Installation and maintenance of server systems: MS Windows 2000/2003, Active Directory, Exchange, IIS, ISA. Design and implementation: Data Backup; Group Policy; Security.

Administration Servers HP/Dell, running on the Windows Server 2000/2003. Installation and support service DNS, AD, DHCP, IIS, and ISA Server 2000. Administration CAD systems: Siemens Simatic CS7, ABB SCADA and Honeywell. Maintenance controllers: Siemens Simatic 400, 300, TIM. Participated in the commissioning of the pipeline to launch Kinkiyak - Atyrau.

Installation and support active and passive network equipment of the system, in particular: RAD, SIEMENS, ALCATEL, DIALOGIC. Design and management of the corporate network class B, C. Installation and maintenance Lotus Notes system on server and workstation platform. Service, maintenance and regular check ups: computers, printers and network devices. Installation of the Internet in schools of the oblast, with further technical, advisory and training support. Pilot project of Atyrau region on LAN in remote areas of the region and centralization of the system (connecting with the top point). Further technical assistance was provided as well.