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# Infrastructure Network Engineer (System Integration)

- **Company:** TK Airport Solutions SA
- **Location:** Asturias, Spain (Remote available)
- **Contract:** Permanent contract
- **Skills:** Active Directory, Microsoft Azure, Protocol Stack, Cyber Security, System Configuration, Dynamic Host Configuration Protocol, Domain Name System (DNS), Hot Standby Router Protocol, Network Topologies, Hyper-V, Information Security Management, Kernel-Based Virtual Machine, Local Area Networks, Network Security, Network Troubleshooting, Windows Servers, Network Service, Open Shortest Path First (OSPF), Open VSwitch, Systems Integration, Virtual Local Area Networks, Virtual Router Redundancy Protocols, Virtual Switching, Virtualization Technology, VMware VSphere, Software Vulnerability Management, Zabbix, System Availability, Palo Alto Networks, Fortinet, Routing & Switching, Firewall Services Module, Cisco, Vmware
- **Published:** November 11, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=cd16cc269748c6c8

## About the Role

* Possess professional certifications at or above CCNP / MCSA level, equivalent certifications such as HCIP, Azure certifications, VMware VCP are also acceptable.
 * Strong knowledge of TCP/IP protocol suite; proficient in routing & switching technologies (OSPF, VLAN, STP), and network redundancy technologies including Stacking, VRRP, HSRP and Ring protocol.
 * Hands-on experience in configuring firewalls from Palo Alto, Fortigate and Cisco, Monitor tools Zabbix etc.
 * Proficient in Windows Server administration, configuration and troubleshooting of AD, DNS, DHCP, with practical experience in information security vulnerability management.
 * Proven project experience with VMware vSphere or equivalent virtualization platforms; solid understanding of high availability, virtual switching (vSwitch), resource scheduling, vMotion and VM backup.
 * 3+ years of working experience in enterprise IT O&M or system integration; exceptional candidates with less experience will also be considered.
 * Minimum B2 level of English
 * Strong network troubleshooting and analytical skills, capable of resolving complex technical issues independently.
 * Good teamwork, communication skills and strong sense of accountability.

Qué ofrecemos

## Description

* Design, deploy, manage and maintain local area networks (LAN) and network security appliances in accordance with project requirements.
 * Perform daily administration and troubleshooting for Windows Server environments, covering core services including Active Directory, DNS and DHCP.
 * Configure, administer and optimize virtualization platforms (VMware vSphere, Hyper-V, KVM) to deliver stable and high-performance infrastructure for project systems, with hands-on knowledge of vMotion, VM backup and other common virtualization features.
 * Rapidly investigate and resolve sophisticated network and system incidents, conduct root cause analysis and deploy permanent remediation solutions.
 * Participate in end-to-end delivery of infrastructure projects: pre-bid technical support, detailed architecture design, system integration and on-site implementation of network and server infrastructure after contract award.
 * Develop and maintain technical documentation including network topology diagrams, configuration guides and standard operating procedures (SOP).
 * Information security management ,Group policy, Firewall Rules, Vulnerability management.