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.

Obtenga más información sobre las tareas generales relacionadas con esta posibilidad a continuación, así como sobre las habilidades requeridas.
What You'll Do
Design & Architecture
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
Administration & Monitoring
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)
Network Security
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)
Support & Troubleshooting
Diagnose and resolve complex Level 2/3 network incidents
Maintain thorough network diagrams, configurations, and documentation
Automation & Optimization




Automate repetitive tasks using Ansible, Python, or custom scripting
Manage configuration backups and version control for network equipment
Collaboration & Leadership
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, xiphteb 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) — working language for technical documentation, international team communication, and vendor management
Knowledge of additional languages (Spanish, German, or French) is a plus
Why Join Us?
Work on complex, high-impact infrastructure projects
Collaborate with international, cross-functional teams
Real ownership and visibility in your role
Competitive salary + benefits package

📌 Network Engineer (Cornet)
🏢 Barcelona Technical Center
📍 Cornet