Employment Type

B2B / Freelance Contract Responsibilities

Provide Level 1/Level 2 support for network infrastructure and connectivity issues Monitor and maintain LAN/WAN network performance Configure and troubleshoot routers, switches, and firewalls Diagnose network issues related to IP, DNS, DHCP, and VPN

Assist in network installations, upgrades, and patching activities Ensure network security and follow best practices Support end-users with connectivity and access-related issues Maintain network documentation and update configurations

Log, track, and resolve incidents through the ticketing system Escalate complex network issues to senior engineers/vendors Ensure timely resolution as per SLA requirements Qualifications





1–3 years of experience in Network Support / Network Engineering Strong knowledge of networking concepts (TCP/IP, DNS, DHCP, VLANs) Hands‑on experience with routers, switches, and firewalls (Cisco, Juniper, etc.)

Basic knowledge of network security principles Experience with VPN and remote access technologies Familiarity with monitoring tools and ticketing systems Relevant certifications (CCNA or equivalent) are a plus

Strong troubleshooting and analytical skills Good communication and customer‑handling skills Ability to work independently in an on‑site environment

📌 Network Engineer (Madrid)
🏢 Sharp Brains Solutions
📍 Madrid