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# Network Engineer

- **Company:** N Consulting Ltd
- **Location:** Madrid, Spain
- **Contract:** Temporary contract
- **Skills:** Configuration Management Databases, Complex Networks, System Configuration, Disaster Recovery, Ethernet, Network Security, Network Diagrams, Network Planning and Design, Network Monitoring, Network Administration, Virtual Local Area Networks, Wide Area Networks, Network Routers, Firewalls (Computer Science), Information Technology, Firewall Services Module
- **Published:** July 20, 2026
- **Apply:** https://www.adzuna.es/contact-us.html

## About the Role

* Proven experience in Network Administration and Network Engineering.
 * Strong knowledge of network design, implementation, and security best practices.
 * Hands-on expertise in configuring and operating routers, switches, and firewalls.
 * Proficiency in troubleshooting complex network issues under pressure.
 * Excellent problem-solving and analytical thinking skills.
 * Strong communication, teamwork, and client-facing abilities.
*, Bachelor's degree in Computer Science, Information Technology, or a related field.

## Description

* We are seeking a Network Engineer to join our growing team. This role will be responsible for designing, maintaining, and troubleshooting complex network environments, ensuring secure and seamless connectivity across client infrastructures.
 * The ideal candidate will bring strong technical expertise, excellent problem-solving abilities, and a collaborative mindset to work alongside IT teams in delivering robust, scalable, and secure networking solutions., Network Administration & Support
 * Maintain, configure, and troubleshoot LAN/WAN, firewalls, routers, and switches.
 * Monitor network performance and proactively recommend improvements.
 * Ensure network security through firewall configurations, VLANs, and access controls.
Network Design & Implementation

 * Design and deploy network solutions aligned with client requirements.
 * Implement network upgrades, expansions, and hardware replacements.
 * Support high-availability and disaster recovery strategies.
On-Site Troubleshooting & Resolution

 * Conduct physical inspections: verify device power, cabling, airflow, and rack stability.
 * Perform connectivity testing: Ethernet/fiber validation, SFP reseating, switch port analysis.
 * Execute hardware replacements: swap failed devices, document asset changes.
 * Collaborate with remote support teams via secure sessions and live troubleshooting.
 * Conduct post-resolution validation: ping tests, trace routes, throughput checks, firewall/VLAN verification.
Documentation & Reporting.

 * Update ITSM tickets with actions taken, replaced components, and client sign-off.
 * Record spare parts usage in ITSM asset inventory.
 * Update network diagrams and CMDB after changes.
 * Escalate unresolved issues with clear diagnostics and temporary workarounds.


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