> Markdown version of [/jobs/ext/2902112-network-admin](https://www.wearedevelopers.com/jobs/ext/2902112-network-admin). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Admin - **Company:** Teceze - **Location:** Barcelona, Spain - **Contract:** Permanent contract - **Skills:** Wireless LAN, Amazon Web Services, Microsoft Azure, Border Gateway Protocol, VoIP, Cloud Computing, Computer Networks, Dynamic Host Configuration Protocol, Software Design Documents, Domain Name System (DNS), Enhanced Interior Gateway Routing Protocol, Virtual Private Networks (VPN), Local Area Networks, Network Security, Network Diagrams, Network Planning and Design, Open Shortest Path First (OSPF), Performance Tuning, Simple Network Management Protocols, Virtual Local Area Networks, Wide Area Networks, Network Routers, VLAN Trunking Protocol (VTP), Load Balancing, System Availability, Firewalls (Computer Science), Amazon Virtual Private Cloud (VPC), Data Center Networking, Data Analytics, Wireless Technologies, Fortinet, Routing & Switching, Cisco, Servicenow - **Published:** September 14, 2026 - **Apply:** https://www.buscojobs.com.es/network-admin-en-barcelona-ID-371772990 ## About the Role Hands on experience in FortiGate firewalls including wireless technologies (Example - Cisco/Aruba/Forti AP) * Hands on experience in F5 load balancers and driving the calls end to end be it an outage or critical deliverables. * Hands on experience in providing support solutions in WAN, LAN, WLAN, VoIP, Data Analytics and Security technologies. * Knowledge of DNS, DHCP and related components. AAA, SNMP and other Router Management options. Clear pass configuration and SDwan Migration from Fortinet to Aruba Design & maintain enterprise network architecture Core routing & switching (BGP, OSPF, EIGRP) Data center networking (VXLAN, ACI, Spine-Leaf) Cloud networking (AWS / Azure VPC, VPN, ExpressRoute) Ensure high availability & redundancy Lead major incident troubleshooting (P1/P2) Experience in configuring Trunk, VTP, VLANs Experience in implementing switch port security. Collaborate with Engineering/Planning, IT, Product Development, and external delivery and support teams to manage the design and implementation of client projects. Oversee customer network documentation such as solution design document, record of change, and network diagrams. Resolving complex technical problems, multitasking, and being a customer advocated to achieve customer success. Experience interacting with customers in a client facing role with excellent verbal and written communication abilities. Experience and Skills Required: * Minimum of 5 years' experience network Security operations and troubleshooting * Experience operating and/or designing an enterprise-wide area network (WAN) and local area network (LAN) * Experience operating and/or designing network security systems (e.g. Firewall) * ITIL knowledge (understanding of Service Now flow will be added advantage) Skills/Qualifications: Network Performance Tuning, LAN Knowledge, Network Design and Implementation, Problem Solving, Strategic Planning, Multi-tasking, Quality Focus, Coordination, Technical Understanding, Quick Study, Technical Zeal ## Description JOB DESCRIPTION: -Hands on experience in FortiGate firewalls including wireless technologies (Example - Cisco/Aruba/Forti AP)* Hands on experience in F5 load balancers and driving the calls end to end be it an outage or critical deliverables.* Hands on experience in providing support solutions in WAN, LAN, WLAN, VoIP, Data Analytics and Security technologies.* Knowledge of DNS, DHCP and related components.AAA, SNMP and other Router Management options.Clear pass configuration and SDwan Migration from Fortinet to ArubaDesign & maintain enterprise network architectureCore routing & switching (BGP, OSPF, EIGRP)Data center networking (VXLAN, ACI, Spine-Leaf)Cloud networking (AWS / Azure VPC, VPN, ExpressRoute)Ensure high availability & redundancyLead major incident troubleshooting (P1/P2)Experience in configuring Trunk, VTP, VLANsExperience in implementing switch port security.Collaborate with Engineering/Planning, IT, Product Development, and external delivery and support teams to manage the design and implementation of client projects.Oversee customer network documentation such as solution design document, record of change, and network diagrams.Resolving complex technical problems, multitasking, and being a customer advocated to achieve customer success.Experience interacting with customers in a client facing role with excellent verbal and written communication abilities.Experience and Skills Required:* Minimum of 5 years' experience network Security operations and troubleshooting* Experience operating and/or designing an enterprise-wide area network (WAN) and local area network (LAN)* Experience operating and/or designing network security systems (e.g. Firewall)* ITIL knowledge (understanding of Service Now flow will be added advantage)Skills/Qualifications:Network Performance Tuning, LAN Knowledge, Network Design and Implementation, Problem Solving, Strategic Planning, Multi-tasking, Quality Focus, Coordination, Technical Understanding, Quick Study, Technical Zeal ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [WeAreDevelopers LIVE - Back to CODE100](https://www.wearedevelopers.com/videos/1909-wearedevelopers-live-back-to-code100) - [Getting under the skin: The Social Engineering techniques](https://www.wearedevelopers.com/videos/38-getting-under-the-skin-the-social-engineering-techniques) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) - [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Basic And Advanced Networking in Dart and Flutter](https://www.wearedevelopers.com/magazine/112-basic-and-advanced-networking-in-dart-and-flutter) - [Best Coding Boot Camps in Germany](https://www.wearedevelopers.com/magazine/237-best-coding-boot-camps-in-germany) - [Mastering Remote Work: Tips for Developers](https://www.wearedevelopers.com/magazine/558-mastering-remote-work-tips-for-developers) - [Best Companies in the Netherlands: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/193-best-companies-in-the-netherlands-top-25-companies-in-2023)