Responsible for providing specialized Level 3 technical support for the client's ICT infrastructure. **Responsibilities and duties** **Network L2 and L3 – Switch:** * Monitor and resolve events, incidents, and issues related to switches; * Firmware updates on Switch equipment; * Initial configuration of equipment for small units with up to 10 VLANs and environments with up to 200 devices; * Knowledge of accessing switches and similar devices to validate their behavior; * Perform traffic analysis for ports and equipment, using directly the resources available from the device or through existing management software; * Knowledge of VLAN, Static Routing, Port Standards (Access, Trunk 802\.1q and hybrid); * Knowledge of LACP and Spanning Tree protocols; * Knowledge in testing and troubleshooting during initial setup of network equipment that present non\-conformities. **Network \- Wi\-fi:** * Monitor and resolve events, incidents, and issues related to Wi\-Fi networks; * Configuration and activation of Access Points; * Firmware update to the latest version approved by the manufacturer for existing APs; * Configuration of WLAN and SSID interfaces required for the WIFI environment; * Configuration of objects for network, host, and essential services used in Firewall ZONE WLAN rules and profiles; * Configuration of Captive Portal for Guest users on devices with active WLAN Zone. **Firewall – Checkpoint:** * Configuration and activation of firewall equipment and all available features such as content filtering, VPN, gateway antivirus, etc; * Creation and maintenance of firewall rules and all available features such as content filtering, VPN, gateway antivirus, etc; * Firewall administration and all available features such as content filtering, VPN, gateway antivirus, etc; * Monitor and resolve events, incidents, and issues related to firewalls and all available features such as content filtering, VPN, gateway antivirus, etc. **Requirements and qualifications** **Education:** Bachelor's degree completed in Information Technology related fields. **Professional Experience:** Proven experience in computer networks; Knowledge in Oracle Cloud Infrastructure \- OCI is desirable. **Additional information** **Our benefits:** Hapvida, Bradesco or Unimed health insurance (applicable according to region); Hapvida Odonto or Bradesco Dental dental plan; Meal or food allowance; Life insurance fully covered by Lanlink; Transportation voucher; Gympass Auster Pharmacy discount program; College tuition assistance; Corporate Education Platform; Welcome baby kit; Moodar platform. We're so glad you came to visit us virtually! Shall we get to know each other better? For over 35 years, Grupo Lanlink has been building experiences that transform not only companies but people's lives across the five regions of Brazil. We envision the future aiming to impact lives and be the safe harbor of innovation. Our spaces are built by our employees, who are fully committed and daily create a joyful and collaborative work environment. We believe trust is the foundation of our relationship with our people and clients, cultivated through practices such as: hiring and welcoming, inspiring, speaking, listening, thanking, developing, caring, celebrating, and sharing. We are many, we are diverse, \#weareLanlink. Now it's your turn! Let us get to know you too? Join Lanlink.