Position: System administrator
Category: Sysadmin
English level: intermediate
Years of experience: 11

Proud of my gained certificates from Philips Healthcare
Installed, configured and maintained the company's LAN and WAN network infrastructure, including routers, switches, firewalls and other network hardware.
Monitored network performance and identified and resolved network issues to ensure high availability and performance.
Implemented and maintained network security measures, including firewalls, intrusion detection and prevention systems, and VPN connections.
Conducted regular network audits to ensure compliance with company policies and industry standards.
Created and updated network documentation, including network diagrams, procedures, and policies.
Provided end-user support for network-related issues, including network connectivity, VPN access, and email systems.
Configured and managed network-related software, such as DNS, DHCP, and NTP servers.
Coordinated with vendors and service providers to manage network equipment upgrades, installations, and maintenance.
Designed and implemented network solutions to meet business requirements, including network redesigns, upgrades, and migrations.
Trained and mentored junior network administrators and IT support staff on network operations and best practices.
Key achievements:

Successfully migrated the company's email system from on-premise to cloud-based Office 365, resulting in improved reliability, scalability, and security.
Upgraded the company's network infrastructure to support a new video conferencing system, improving communication and collaboration across the organization.
Implemented network security measures that reduced the number of security incidents by 30% over the past year.
Streamlined network documentation processes, resulting in improved knowledge sharing and reduced downtime due to configuration errors
Diverse and challenging projects: Offer a range of interesting and challenging projects that match my skills and experience.