Network Engineer - Cisco

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 is hiring: Network Engineer – Cisco

At Fyld, we believe the future is built with people, technology, and strong values.

We are a Portuguese consulting company that operates with transparency, respect, and a focus on everyone's growth.

Here, every project is an opportunity to build real, scalable, and high-quality technology solutions.

Our philosophy?

Code for Big Solutions

— because we don't just build solutions to make things work, we build solutions that create real impact.

We're looking for an experienced

Network Engineer

with strong Cisco expertise and a solid background in enterprise networking environments.

By joining Fyld, you'll be part of a team where every member is challenged to innovate, collaborate and grow.

Your Profile

• Degree in Computer Science, Computer Engineering, Networking, Information Technology, or a 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

Nice To Have

• CCNP Enterprise or equivalent certification
• Experience with Cisco Catalyst Center
• Knowledge of Cisco ACI
• Experience with network automation using Python, APIs or Ansible
• Knowledge of MPLS or QoS

Our Values

• Critical thinking and autonomy
• Focus on meaningful solutions and real results
• Respect, transparency, and continuous growth

What You'll Find At Fyld

• A collaborative team that values individual progress
• Access to continuous training and certifications
• A culture of proximity, respect, and recognition
• Challenging enterprise networking projects where your expertise has real impact