Network Engineer

Black Box

Brazil · Full-time · Mid-Senior

Job Description

Black Box do Brasil is seeking a highly skilled Network Engineer to join our on-site team in Barueri, SP. This role is responsible for the design, implementation, and maintenance of complex network infrastructures that support mission-critical operations. The ideal candidate will have hands-on experience with Cisco technologies, deep knowledge of network protocols, and a strong commitment to ensuring reliable, secure, and scalable connectivity across the enterprise.

Requirements

English in a conversational level mandatory
Availability to work on-site in Barueri, SP.
Bachelor’s degree in Information Technology, Computer Engineering, or related field.
CCNA certification (mandatory).
Proven experience in network engineering and Cisco environments.
Strong knowledge of routing, switching, VLANs, and network protocols (TCP/IP, OSPF, BGP, MPLS).
Experience with network monitoring and management tools.
Advanced knowledge of configuration and troubleshooting in Cisco and Juniper (routing/switching/wireless).
Experience with Ekahau/AirMagnet (predictive and on-site surveys) and Aruba EdgeConnect/SD-WAN.
Fortinet (FortiGate) and Aruba firewalls: policies/objects, NAT, VPN, HA, and troubleshooting.

Key Responsibilities

Design, configure, and maintain LAN, WAN, and wireless networks to ensure optimal performance and security.
Implement and manage network security solutions, including firewalls, VPNs, and access control.
Manage network documentation, including topology diagrams and configuration standards.
Support network upgrades, migrations, and integration projects.
Ensure compliance with corporate and industry security standards.
Provide technical support and mentorship to junior network staff when needed.

Key Skills

Ranked by relevance

firewalls aruba network security wireless ospf vpns vpn wan lan bgp nat ha

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