Jet Infosystems

Support of the company's telecom infrastructure. In addition to the duties described in the Unix Engineer role: - Selection of candidates for the position of duty engineer, conducting a technical interview. - Maintaining existing work regulations up to date, writing new regulations and instructions. - Training of engineers, setting and monitoring the implementation of tasks, scheduling work.

Jet Infosystems

- Support of the company's telecom infrastructure. - Administration of servers based on the following operating systems: Linux - RedHat 6/7/8, CentOS 6/7/8, Unubtu 18/20 (OS support). Unix - Solaris 10/11 (OS and hardware support). - Working with the VMware ESXi / vSphere, Solaris LDOM / OVM virtualization systems. - Working with Veritas Storage Foundation (Infoscale Storage/Availability) - basic operations with volumes, file systems, paths, disk groups; migration to other drives, performance monitoring. - Working with disk arrays (data storage systems): Hitachi VSPG (installation, administration, emergency replacements according to vendor documentation), Huawei (administration), HP3par (administration). - Working with SAN based on Brocade switches - understanding the basic principles of storage networks, working with zoning. - Working with a backup system based on Veritas NetBackup and IBM libraries (operator level). - Working with Veritas Cluster - basic operations for switching / modifying resource groups, diagnosing problems. - Working with configuration management systems Ansible, Salt Stack. Development of automation scripts, modification of existing ones, working with Git. - Interaction with vendors to solve complex problems.

Giprogor

- Maintenance of user workstations (~100 pcs.) running MS Windows XP, 7, 8. - Maintenance of servers running OS MC Windows Server 2003, 2008 r2, Ubuntu Server 12.04. - Installation, configuration, diagnostics, repair of user and server workstations. - Planning, selection and purchase of equipment and software for the enterprise. - Installation and configuration of LAN, active and passive equipment. - Troubleshooting and minor repairs of office equipment. - Solving user's requests. - Interaction with the staff of the provider and hosting. - Implementation of a domain controller based on MS Windows Server 2008 r2 to differentiate access rights to a file server. - Migration of corporate mail from one hosting to another. - Creation of the equipment and network map.