Are you a seasoned network professional ready to lead infrastructure projects that make a real impact? We're looking for a Senior Network Engineer to join our team and take ownership of designing, managing, and evolving our network infrastructure across multiple sites.
What You'll Do
- Design and optimize LAN, WAN, WLAN, VPN, and SD-WAN infrastructures
- Drive scalability, redundancy, and high availability across environments
- Evaluate and recommend cutting-edge technologies from Cisco, Juniper, Aruba, and Fortinet
- Configure and manage routers, switches, firewalls, load balancers, and access points
- Monitor performance using tools like Nagios, PRTG, or SolarWinds
- Manage QoS policies, VLANs, IP addressing, and routing protocols (OSPF, BGP, EIGRP)
- Implement firewall policies, VPNs, and Zero Trust segmentation
- Conduct vulnerability assessments and contribute to penetration testing
- Keep security configurations aligned with current best practices (IDS/IPS, access control)
- Diagnose and resolve complex Level 2/3 network incidents
- Maintain thorough network diagrams,



configurations, and documentation
- Automate repetitive tasks using Ansible, Python, or custom scripting
- Manage configuration backups and version control for network equipment
- Work cross-functionally with systems, cloud, and cybersecurity teams
- Lead network deployments, data center migrations, and branch rollouts
- Manage vendors and external service providers

What We're Looking For
5–8 years of experience in network infrastructure, including multi-site or data center environments
Hands-on experience with SD-WAN, VoIP, QoS, and network virtualization (VLAN, VXLAN)
Proficiency with hardware from Cisco, Juniper, HP/Aruba, Fortinet, or Palo Alto
Proven leadership in multidisciplinary technical teams under high-pressure conditions
Strong vendor management and coordination skills
Relevant certifications a plus: CCNP, CCIE, JNCIP, NSE, or equivalent
English proficiency required (B2 minimum) — wo

📌 Network Engineer (L'Hospitalet de Llobregat)
🏢 Barcelona Technical Center
📍 L'Hospitalet de Llobregat