Network Specialist

Ayesa Digital is participating in high-impact European Union projects addressing major European challenges and driving science and innovation. The company has a global team of more than 11,000 people. The role focuses on designing, administering, and improving enterprise network infrastructures within European institutions.

• EQF 4 education level.
• English B2 certificate.
• 5+ years of relevant IT and Network Specialist experience.
• Cisco CCNA certification or equivalent.
• Very good understanding of TCP/IP protocols and IP routing.
• Very good understanding of Ethernet switching technologies.
• Good knowledge of DNS, DHCP, NTP, and related protocols.
• Knowledge of wired and wireless networking, including Wi-Fi and IEEE 802.1X/EAP.
• Understanding of application-layer authentication and encryption: HTTPS, SSL/TLS, PKI, X.509 certificates.
• Hands-on experience with enterprise networking devices: Cisco routers, switches, wireless controllers, firewalls.
• Experience administering large enterprise network environments.
• Knowledge of endpoint network configuration on Windows, Linux, iOS.
• Practical experience in stateful and stateless traffic filtering.
• Experience with network-level encryption (IPsec, IKE, DMVPN) is an advantage.
• Experience with Palo Alto Next-Generation Firewalls and Panorama is an advantage.
• Experience administering Infoblox DDI solutions is an advantage.
• Experience with Cisco Nexus and Catalyst switching platforms is an advantage.
• Experience working with Secunet SINAbox encryptors is an advantage.
• Willingness to travel occasionally within Europe (up to 15 trips per year).
• Valid Category B driving license.

• Administer, maintain, and optimize large-scale enterprise network infrastructures for availability, security, and performance.
• Configure and troubleshoot IP routing, Ethernet switching, and network communication protocols.
• Manage core network services including DNS, DHCP, and NTP.
• Configure and support wired and wireless network technologies including Wi-Fi and IEEE 802.1X/EAP.
• Implement secure network communications using HTTPS, SSL/TLS, PKI, and X.509 certificates.
• Configure, administer, and troubleshoot routers, switches, wireless controllers, and firewalls.
• Support endpoint network configuration across Windows, Linux, iOS, and other operating systems.
• Monitor, analyze, and troubleshoot network performance, connectivity, and security incidents.
• Configure and maintain traffic filtering policies (stateful and stateless).
• Support encryption technologies such as IPsec, IKE, and DMVPN.
• Administer Palo Alto Next-Generation Firewalls and Panorama management platform.
• Support Infoblox DDI infrastructure for DNS, DHCP, and IP address management.
• Configure and manage Cisco Nexus and Catalyst switching environments.
• Support Secunet SINAbox encryptors.
• Produce technical documentation, network diagrams, and operational procedures.
• Collaborate with infrastructure, security, and operations teams.

In accordance with Organic Law 3/2007 of March 22, the company promotes equality and prevents labor discrimination based on sex, race, gender, functional diversity, religion, sexual orientation, gender identity or other personal or social condition. The company strives to build an inclusive and enriching environment.