Network Administrator

Uchádzač pracuje v oblasti IT od roku 2005. Má skúsenosti so správou a návrhom počítačových sietí. Zameriava sa na správu rôznych sieťových zariadení a technológií vrátane Cisco, Check Point, F5, Mikrotik, Ubiquiti a ďalších. Má skúsenosti s monitorovaním infraštruktúry a riešením požiadaviek používateľov. Pracoval so všetkým od prepínačov až po Checkpoint, firewally. Má skúsenosti aj s diagnostikou optických ciest. Má viacero certifikátov, chce si urobiť aj kurz merania dátových centier. Dokáže komunikovať v angličtine na písomnej úrovni, keďže ju aktívne nepoužíva, hovoriť po anglicky by pre neho bol problém.

September 2021 - Present: Network administrator

• Network management of various devices, including Check Point, F5, and Cisco.
• Handling complete Check Point management tasks such as VPN, S2S tunnels, rules, etc.
• Designing and implementing projects according to client requirements.
• Creating backup and recovery plans for clients.
• Documentation maintenance.

June 2020 - August 2021: Administrator

• Network device management including CISCO, Mikrotik, Ubiquiti, Kerio, etc.
• Project design and implementation based on client demands.
• Monitoring corporate and client infrastructure.Handling Linux, Microsoft servers, and virtualization hypervisors VMware ESX and Hyper-V.
• Building optical networks for customers.
• User request resolution.
• Documentation upkeep.

July 2019 - June 2020: Administrator

• Network device management including CISCO, Mikrotik, Ubiquiti, Kerio, Sophos.
• Monitoring corporate infrastructure.
• Network supervision.
• Caring for Linux and Microsoft servers and virtualization servers VMware ESX.
• Backup and restore plan creation for servers, network devices, and databases.
• Deployment of Zabbix monitoring.
• User request resolution.
• Documentation maintenance.

September 2018 - July 2019: Senior System Network Administrator

• Network device management including CISCO, Cisco WLC, Checkpoint, Huawei, Fortinet, F5.
• Addressing internal requests and participating in company projects.
• Monitoring corporate infrastructure.
• Maintaining up-to-date technical documentation.

May 2016 - August 2018: Network Administrator

• Network device management including CISCO, Mikrotik, Ubnt, Dasan.
• Conducting network audits, proposing and implementing network revitalization for clients.
• Designing and constructing data networks, computer networks, passive and active components.
• Building optical networks, measuring and splicing optical fibers.
• Monitoring corporate infrastructure.
• User request resolution.
• Documentation upkeep.
• Network vigilance.
• Basic care for Linux servers and virtual servers running on KVM.

January 2008 - August 2016: Technic optical networks

• Building data networks, computer networks, installation of passive and active network components.
• Optical fiber splicing using various splicers.
• Measuring optical fibers using OTDR and direct methods.
• Optical cable sealing.
• Network maintenance.

January 2008 - May 2016:Administrator

• Overseeing local network management, LAN infrastructure design.
• Managing optical network operations and development.
• Ensuring optical network expansion, vendor and manufacturer selection.
• Responsibility for the network, server, and software of the city of Trnava.
• Network supervision and user request resolution. Documentation creation and maintenance. Network vigilance.
• Care for Linux and Microsoft servers and VMware ESX virtual servers. Backup using Veeam.

January 2007 - January 2008: IT

• Operating information systems.
• Building and maintaining a computer network.
• Managing the city of Trnava's website. Implementing new ICT projects in the city.
• Infrastructure management of the city of Trnava.
• Care for Linux and Microsoft servers and VMware ESX virtual servers.

January 2005 - January 2007: Freelance

• Building optical, metallic, and wireless networks.
• Network management and basic server maintenance.
• User creation and management for local ISPs.
• Web page creation and management