Cisco Network Engineer – Enterprise & Data Center

Fyld; Lisboa; On-site; EUR 45,000 - 65,000; Full time

Job summary

Fyld, a Portuguese consulting company in Lisbon, is seeking an experienced Network Engineer with strong Cisco expertise to design, implement, and optimize enterprise networks. The role emphasizes hands-on Cisco router/switch experience across LAN/WAN/WLAN environments and a focus on reliable, scalable solutions.

You will collaborate with cross-functional teams and stakeholders, ensure network performance, security, and high availability, and contribute to continuous improvement and growth within

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.
• Strong 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

Networking

TCP/IP knowledge

Troubleshooting

Documentation

Communication

Team collaboration

English fluency

Education

Bachelor's degree in Networking or related field

Tools

Cisco routers and switches

LAN/WAN/WLAN

BGP/OSPF

Network security (firewalls, VPNs)

SD-WAN/SD-Access

Data Center networking

Network automation (Python, APIs, Ansible)

Job description

Fyld, a Portuguese consulting company in Lisbon, is seeking an experienced Network Engineer with strong Cisco expertise to design, implement, and optimize enterprise networks. The role emphasizes hands-on Cisco router/switch experience across LAN/WAN/WLAN environments and a focus on reliable, scalable solutions.

You will collaborate with cross-functional teams and stakeholders, ensure network performance, security, and high availability, and contribute to continuous improvement and growth within