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# Network Engineer

- **Company:** Barcelona Technical Center
- **Location:** L'Hospitalet de Llobregat, Spain (Remote available)
- **Contract:** Permanent contract
- **Skills:** Microsoft Access, Wireless LAN, Border Gateway Protocol, VoIP, Cloud Computing, Cyber Security, Data Centers, Enhanced Interior Gateway Routing Protocol, IP Addressing, Intrusion Detection Systems, Virtual Private Networks (VPN), Python (Programming Language), Nagios, Network Architecture, Network Diagrams, Network Installation Services, Routing, Network Virtualization, Open Shortest Path First (OSPF), Paessler Router Traffic Grapher, Ansible, Zero Trust Network Access, Virtual Local Area Networks, Wide Area Networks, Network Routers, Load Balancing, System Availability, ARUBA, Firewalls (Computer Science), Juniper, Fortinet, Firewall Services Module, Software Version Control, Cisco, Vulnerability Analysis
- **Published:** September 9, 2026
- **Apply:** https://www.buscojobs.com.es/network-engineer-en-hospitalet-de-llobregat-ID-369199665

## About the Role

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 DoDesign and optimize LAN, WAN, WLAN, VPN, and SD-WAN infrastructuresDrive scalability, redundancy, and high availability across environmentsEvaluate and recommend cutting-edge technologies from Cisco, Juniper, Aruba, and FortinetConfigure and manage routers, switches, firewalls, load balancers, and access pointsMonitor performance using tools like Nagios, PRTG, or SolarWindsManage QoS policies, VLANs, IP addressing, and routing protocols (OSPF, BGP, EIGRP)Implement firewall policies, VPNs, and Zero Trust segmentationConduct vulnerability assessments and contribute to penetration testingKeep security configurations aligned with current best practices (IDS/IPS, access control)Diagnose and resolve complex Level 2/3 network incidentsMaintain thorough network diagrams, configurations, and documentationAutomate
repetitive tasks using Ansible, Python, or custom scriptingManage configuration backups and version control for network equipmentWork cross-functionally with systems, cloud, and cybersecurity teamsLead network deployments, data center migrations, and branch rolloutsManage vendors and external service providersWhat We're Looking For5-8 years of experience in network infrastructure, including multi-site or data center environmentsHands-on experience with SD-WAN, VoIP, QoS, and network virtualization (VLAN, VXLAN)Proficiency with hardware from Cisco, Juniper, HP/Aruba, Fortinet, or Palo AltoProven leadership in multidisciplinary technical teams under high-pressure conditionsStrong vendor management and coordination skillsRelevant certifications a plus: CCNP, CCIE, JNCIP, NSE, or equivalentEnglish proficiency required (B2 minimum) - working language for technical documentation, international team communication, and vendor managementKnowledge of additional languages (Spanish, German, or
French) is a plusWhy Join Us?
Work on complex, high-impact infrastructure projectsCollaborate with international, cross-functional teamsReal ownership and visibility in your role

## Description

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 DoDesign and optimize LAN, WAN, WLAN, VPN, and SD-WAN infrastructuresDrive scalability, redundancy, and high availability across environmentsEvaluate and recommend cutting-edge technologies from Cisco, Juniper, Aruba, and FortinetConfigure and manage routers, switches, firewalls, load balancers, and access pointsMonitor performance using tools like Nagios, PRTG, or SolarWindsManage QoS policies, VLANs, IP addressing, and routing protocols (OSPF, BGP, EIGRP)Implement firewall policies, VPNs, and Zero Trust segmentationConduct vulnerability assessments and contribute to penetration testingKeep security configurations aligned with current best practices (IDS/IPS, access control)Diagnose and resolve complex Level 2/3 network incidentsMaintain thorough network diagrams, configurations, and documentationAutomate repetitive tasks using Ansible, Python, or custom scriptingManage configuration backups and version control for network equipmentWork cross-functionally with systems, cloud, and cybersecurity teamsLead network deployments, data center migrations, and branch rolloutsManage vendors and external service providersWhat We're Looking For5-8 years of experience in network infrastructure, including multi-site or data center environmentsHands-on experience with SD-WAN, VoIP, QoS, and network virtualization (VLAN, VXLAN)Proficiency with hardware from Cisco, Juniper, HP/Aruba, Fortinet, or Palo AltoProven leadership in multidisciplinary technical teams under high-pressure conditionsStrong vendor management and coordination skillsRelevant certifications a plus: CCNP, CCIE, JNCIP, NSE, or equivalentEnglish proficiency required (B2 minimum) - working language for technical documentation, international team communication, and vendor managementKnowledge of additional languages (Spanish, German, or French) is a plusWhy Join Us?Work on complex, high-impact infrastructure projectsCollaborate with international, cross-functional teamsReal ownership and visibility in your role#J-*****-Ljbffr


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