Are you looking to take on new challenges without giving up the stability of a well‑established technology company? At GMV, we are expanding our

Defence teams to support projects involving the deployment, configuration, and administration of IT infrastructures that handle classified information, contributing to mission‑critical environments with the highest standards of security and availability.

What challenge will you be taking on? As part of our team, you will be involved in the deployment, configuration, and administration of network infrastructures and IT systems that manage classified information, ensuring their availability, performance, and security in highly critical technology projects.

You will administer and configure

TCP/IP-based networks, including routing, switching, VLANs, NAT, and VPNs ; manage services such as

DNS and DHCP ; monitor infrastructure using specialised tools; collaborate in the implementation of cybersecurity measures; and produce technical documentation and network architecture diagrams.

What do we need in our team? For this position, we are looking for professionals with expertise in Network Administration, Telecommunications Engineering, Computer Engineering, or Industrial Engineering,



who are looking for a stable environment in which to grow professionally and have at least 4 years of experience in the administration of communications infrastructures and IT systems.

Requirements

Strong knowledge of TCP/IP, routing, switching, VLANs, NAT, and VPNs.

Experience with OSPF, basic BGP, DNS, and DHCP protocols.

Administration of Linux and Windows Server environments.

Experience with monitoring and analysis tools such as Wireshark, Nagios/Zabbix, and SNMP.

Knowledge of network security, including firewalls, ACLs, and IDS/IPS.

Experience working with routers, switches, and network cabling.

Ability to create network diagrams and technical documentation.

What do we offer?

Hybrid working model and 4 weeks per year of teleworking outside your usual geographic area.

Adaptable start and finish times, and intensive working hours Fridays and in summer.

Personalized career plan development, training and language learning support.

National and international mobility; if you come from another country, we can offer you a relocation package.

Competitive compensation with ongoing reviews, flexible compensation and discount on brands.

Wellbeing program: Health, dental and accident insurance; free fruit and coffee, physical, mental and financial health training, and much more.

Equal opportunity We promote equal opportunities in recruitment, and we are committed to inclusion and diversity.

📌 Network Administrator (Madrid)
🏢 GMV
📍 Madrid