• Setting up and configuring L2TP VPN on Mikrotik via Winbox, as well as deploying OpenVPN / Outline Server on Ubuntu Server (18,20,22).• Configuring clients for VIPNet on Windows, MacOS, iOS.• Installation of Nginx web server and Let's Encrypt certificate server (CertBot), as well as Open SSL.• Working with DNS records.• Firmware and setup of Nvidia Jetson for camera operation.• Working with first type hypervisors VMware ESXI, KVM QEMU, as well as second type hypervisors VMware Fusion / Workstation, Parallels and creating various virtual environments on them.• Docker operations, creating different containers, container merging.• Deployment of Docker Registry + Harbor.• Creating users and permissions management in GitLab, as well as installation and configuration of GitLab on Ubuntu Server (experience as a developer with git).• Limited experience in writing Bash scripts.• Configuration of IRZ routers with SIM and WAN functionality.• Registration of developer accounts for AppStore, Google Play, RuStore, AppGallery.

• Resolving user requests received via email: Quick and efficient response to employee issues and queries using various support platforms.• Inventory and accounting of computer and telecommunications equipment: Maintaining an up-to-date equipment database in IT asset management systems for optimal use and upgrade planning.• Support and configuration of the computer fleet: Ensuring the operability of computers, including on Windows 10/11 operating systems, installing necessary software and updates.• Support for office equipment: Servicing and configuring printers, scanners, and other peripheral devices, including network settings.• Control of the condition of consumables and their purchase: Managing inventories of inks, toners, paper, and other consumables, using inventory management systems.• Organization and relocation of workspaces: Setting up new workspaces and refurbishing existing ones, including network connections and equipment settings, to meet the current needs of the organization.• Issuing access to data on Windows Server 2019: Providing employees with necessary access rights to perform their duties, using security policies and group management.• Administration of corporate email based on Microsoft Exchange: Managing email accounts, configuring filters and access groups, ensuring email security.• Introducing software license accounting: Controlling the use and renewal of software licenses, including operating systems and office suite applications.• Accounting and control of payments for provided IT services: Tracking bills and payments for IT resources and services, including cloud solutions, ensuring their timely payment.

• Outsource Customer Support (Remote and On-site): Provide comprehensive support services to clients, handling both remote troubleshooting and on-site visits to ensure optimal system performance and user satisfaction. This includes managing service tickets, offering real-time solutions via phone or email, and conducting detailed system diagnostics and repairs in person when necessary.• Server Installation and Configuration: Specialize in setting up various server types, including file servers, web servers, and application servers, across multiple operating systems such as Windows Server and Linux. Expertise in configuring network services, security policies, and storage solutions to meet organizational needs and ensure data integrity and accessibility.• Internet Cabling and Setup (Fiber Optic/Copper): Execute the laying and configuration of internet infrastructure using both fiber optic and copper (twisted pair) cabling. Skilled in network design and the implementation of WAN and LAN architectures. • Video Surveillance Systems Installation and Configuration (Analog/IP): Install and configure comprehensive video surveillance systems, ranging from traditional analog CCTV to advanced IP-based cameras, ensuring robust security monitoring and recording. Experience includes network video recorder (NVR) setup, camera placement strategy, and integration with existing security frameworks.• Access Control Systems (ACS): Implement access control solutions to enhance physical security and access management for buildings and restricted areas. This includes biometric systems, card readers, and electronic locks, integrated with security policies for monitoring and managing access permissions.• PC Components Selection and Assembly: Offer customized solutions for PC builds, from selecting the optimal components such as CPUs, GPUs, RAM, and storage based on client needs and budget, to the meticulous assembly and testing of hardware for peak performance and reliability.