Vadim Klimat

With more than 10 years of experience in system engineering, I have focused on

DevOps, Linux, and related fields, including automation, scripting, and software

development, over the last five years.

DevOps 3 years:

Setting up the CI process from scratch, setting up a Kubernetes cluster for development and staging environment, configuring the environment for monitoring, creating Helm charts for deploying the environment, implementing the production environment, setting up backups of critical data, and the database.

Tools & Technologies:

- Kubernetes: Creating and maintaining a cluster based on K3s.

- Helm: Developing and implementing charts for deployment across various

environments.

- Git: Working with repositories.

- GitLab CI: Setting up continuous integration processes, and developing and

implementing pipelines for different tasks.

- Docker: Building and utilizing images for specific tasks.

- Linux: Configuring and supporting the OS for various tasks (e.g., NFS, httpd, Squid,

Ansible).

- PostgreSQL: Utilizing databases for project needs.

- Grafana + Prometheus + Loki: Implementing a stack for monitoring and log

collection.

- Terraform: Centralized infrastructure deployment.

- Azure: Deploying environments in a cloud provider.

- Docker Registry: Setting up local registries for project needs

System Engineer 12+ years:

- OS: CentOS, Ubuntu Server, Windows Server 2008R2, Server 2012R2, 2016, 2019.

- Linux: Apache, Squid, DHCP, iptables, VPN (L2TP, PPTP, OpenVPN), Ansible, Postfix.

- Microsoft: ADFS, DNS, WSUS, WDS, Network Access Protection, Remote Desktop Services, experience in Active Directory, Group policies, and Windows user management.

- Virtualization: VMware vSphere Installation/configuration/support of ESX Servers, vSphere Client and vCenter Server, VMware Horizon, datastore creation, VMs and data storing and migration, deployment of Virtual Machines, clones, snapshots.

- Backup: Veeam Backup and Replication, backup issue resolution.

- Cloud: cloud infrastructure based on Profitbricks.com (API, Web), Azure, Office 365, Exchange, SharePoint.

- Automation tools: Jenkins, Ansible, Git, scripts (bash, BAT, VBS, PowerShell).

- Monitoring: PRTG, InfluxDB+Grafana+Telegraf, Zabbix.

- Network: Mikrotik, Ubiquiti, D-Link, HP.

- VoIP: 3CX Phone System, FreePBX.

- DB: MySQL, MSSQL.