Sergei Zinchenko

Maintained and repaired vessel electrical equipment, communication systems, and technical devices. Conducted preventive inspections and diagnostics, identified and resolved faults, prepared maintenance reports, and coordinated repair work to ensure reliable equipment operation and minimize downtime.

Maintained and repaired vessel electrical equipment, communication systems, and technical devices. Conducted preventive inspections, diagnostics, and troubleshooting. Prepared maintenance reports and participated in repair planning and coordination to ensure reliable equipment operation.

Installed and upgraded electrical systems in residential and commercial properties. Performed wiring, equipment installation, testing, and troubleshooting. Worked on new builds and apartment renovations. Installed KNX smart home systems, Hikvision CCTV, access control systems (ACS), and configured MikroTik network equipment.

Operated, maintained, and repaired main and auxiliary marine machinery and vessel electrical systems. Assisted with engine start-up and shutdown, monitored equipment parameters and power supply, ensured reliable operation of machinery and electrical networks, and followed onboard safety procedures.

Maintained, repaired, and installed vessel electrical equipment and systems. Performed electrical watchkeeping, monitored power supply parameters, and ensured safe and reliable operation of onboard electrical systems in compliance with safety procedures.

Installed and configured MikroTik wireless bridges and fiber optic networks. Installed new lines, repaired existing networks, and connected subscribers via fiber and radio links. Troubleshot connectivity issues and developed custom solutions to provide internet access in remote and hard-to-reach locations.

Operated, maintained, and repaired main and auxiliary marine machinery.

Performed engine room watchkeeping duties.

Assisted with engine start-up and shutdown procedures.

Monitored equipment readings and operating conditions.

Ensured reliable equipment operation, safe engine performance, and prevention of equipment failures and emergencies.

Received and processed incoming computers and office equipment for servicing.

Diagnosed hardware and equipment faults.

Performed repairs after obtaining customer approval.

Provided warranty and post-warranty maintenance and repair services.

Ensured repair quality and compliance with service deadlines.

Diagnosed and repaired PCs, laptops, and tablets. Performed hardware maintenance, component replacement, and software updates. Resolved hardware and software issues, including power failures, hard drive problems, viruses, and malware. Improved device performance, provided technical support, and minimized downtime through efficient troubleshooting and repairs.

Connected customers to internet services.

Installed and configured network equipment.

Troubleshot internet speed, connectivity, and network performance issues.

Provided technical support to customers.

Ensured stable operation of network equipment.

Resolved connectivity issues efficiently, improving service quality and customer satisfaction.

Provided freelance on-site IT services to private clients, including PC repair and maintenance, Windows installation and configuration, internet setup and connectivity troubleshooting, CCTV installation, network cabling, and other technical services tailored to individual client needs.

Installed fiber optic cables (FTTH/FOC) and network equipment.

Installed and configured optical networking equipment.

Connected subscribers to internet services.

Maintained and repaired fiber optic lines and twisted-pair cabling.

Diagnosed and repaired gaming equipment, arcade machines, PCs, and office equipment. Replaced faulty components, performed preventive maintenance, and restored equipment functionality. Reduced downtime through fast troubleshooting and repairs. Provided on-site technical support across Primorsky Krai, Russia.

Grade: 4

Activities and societies: Vocational training in marine electrical engineering

Studied the operation, maintenance, and troubleshooting of ship electrical equipment and automation systems. Developed technical knowledge of electrical systems, instrumentation, monitoring equipment, and marine electrical maintenance.

Activities and societies: (Primorsky Industrial College)

Vocational training in computer operation and basic IT skills. Developed foundational knowledge of computer applications, data processing, document preparation, and general computer use.