Cisco Network Engineer: Enterprise WAN/LAN Specialist

Fyld; Lisboa; On-site; EUR 42,000 - 64,000; Full time

Job summary

Fyld is a Portuguese consulting company seeking an experienced Network Engineer with strong Cisco expertise to design, implement and optimize enterprise networks in Lisbon. You will work with Cisco routers and switches, manage LAN/WAN/WLAN environments, and ensure high availability and security across projects.

The ideal candidate has 3+ years in enterprise networking, hands-on Cisco knowledge, and experience with BGP/OSPF, Wi‑Fi infrastructure, SD-WAN/SD-Access, and solid documentation and

Qualifications

• Degree in Computer Science, Computer Engineering, Networking, IT, or related field.
• Minimum of 3 years of professional experience in enterprise networking.
• Strong hands-on experience with Cisco routers and switches.
• Experience with LAN, WAN and WLAN environments.
• Knowledge of TCP/IP, VLANs, routing and switching.
• Experience with routing protocols such as BGP and OSPF.
• Experience with network troubleshooting and performance analysis.
• Knowledge of network security concepts, including firewalls, VPNs and access control.
• Experience with enterprise Wi‑Fi infrastructure, controllers and access points.
• Familiarity with Data Center networking.
• Experience with SD‑WAN or SD‑Access environments.
• Good understanding of network redundancy and high availability.
• Ability to analyse incidents, troubleshoot complex network issues and implement effective solutions.
• Good documentation and communication skills.
• Ability to work effectively in technical teams and with different stakeholders.
• Fluency in English.

Skills

Cisco networking

LAN/WAN/WLAN

BGP/OSPF

Network troubleshooting

Security concepts

Wi‑Fi infrastructure

Data Center networking

SD‑WAN/SD‑Access

English proficiency

Education

Degree in Computer Science, Computer Engineering, Networking, IT, or related field

Tools

Cisco routers

Cisco switches

Wi‑Fi controllers

Data Center gear

Job description

Fyld is a Portuguese consulting company seeking an experienced Network Engineer with strong Cisco expertise to design, implement and optimize enterprise networks in Lisbon. You will work with Cisco routers and switches, manage LAN/WAN/WLAN environments, and ensure high availability and security across projects.

The ideal candidate has 3+ years in enterprise networking, hands-on Cisco knowledge, and experience with BGP/OSPF, Wi‑Fi infrastructure, SD-WAN/SD-Access, and solid documentation and