Sifra

Analyst

• Administer, configure and perform troubleshooting on Fortinet, HP and Dell switches
• Manage and operate Fortinet firewalls, including security policies, VPNs and traffic control
• Monitor the infrastructure using Zabbix and Grafana, analyzing metrics, alerts and service availability
• Ensure high availability of internet and WAN links, responding quickly to incidents to keep links operational
• Liaise with and follow up on technical tickets with NOCs and telecom carriers, performing fault analysis and escalations
• Work with network protocols such as STP, OSPF and BGP, including route analysis, convergence and loop prevention
• Perform advanced troubleshooting on switches and networks, identifying bottlenecks and physical or logical failures
• Act as higher-level support (Level 2 / Level 3) on network-related requests, assisting support teams when deeper technical analysis is required
• Support Office 365 environments, including connectivity and authentication
• Support multi-factor authentication (MFA) solutions, such as Duo Security and Microsoft Authenticator
• Work on-site when required, with availability to travel to the Data Center to perform physical interventions, tests and validations
• Document procedures, network topologies and incidents, contributing to continuous improvement of the environment

Mid-level Infrastructure Analyst – Networks

• Administer and support the company's IT infrastructure, with a focus on Microsoft Active Directory, Windows Server, Microsoft technologies, AWS and Microsoft 365.
• Implement and configure Windows Server systems.
• Perform maintenance and monitoring of servers, ensuring stability and availability of services.
• Manage switches and Fortinet firewalls, ensuring network security and availability.
• Support integration between on-premises and cloud environments, ensuring performance and reliability.
• Collaborate on infrastructure projects and information security initiatives focused on infrastructure and business continuity.