Network Engineer

Black Box; Barueri; Presencial; BRL 80.000 - 120.000; Tempo integral

Resumo da oferta

A leading technology company in Barueri is seeking a skilled Network Engineer to design and maintain complex network infrastructures. The ideal candidate will have strong knowledge of Cisco technologies and network protocols, along with CCNA certification. Responsibilities include managing network security and providing technical support to junior staff. Work is on-site, ensuring reliable and secure connectivity across operations.

Qualificações

• Conversational level English is mandatory.
• Availability to work on-site in Barueri, SP.
• CCNA certification is mandatory.
• Proven experience in network engineering and Cisco environments.

Responsabilidades

• Design, configure, and maintain LAN, WAN, and wireless networks.
• Implement and manage network security solutions.
• Manage network documentation.
• Support network upgrades and migrations.
• Ensure compliance with security standards.
• Provide support and mentorship to junior staff.

Conhecimentos

Cisco technologies

Network protocols

Routing

Switching

VLANs

TCP/IP

OSPF

BGP

MPLS

Network monitoring tools

Configuration and troubleshooting

Fortinet firewalls

Aruba firewalls

Formação académica

Bachelor’s degree in Information Technology

Bachelor’s degree in Computer Engineering

Ferramentas

Cisco

Juniper

Ekahau

AirMagnet

Aruba EdgeConnect

Descrição da oferta de emprego

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.