Lead Network Engineer

gevernova; Barcelona; Presencial; EUR 70.000 - 110.000; Jornada completa

Descripción de la vacante

Gevernova in Barcelona is seeking a Lead Network Engineer to design, implement and optimize enterprise-grade network infrastructure across global environments. You will lead incident response, troubleshoot complex issues, and ensure security and performance through best practices and automation.

The role requires hands-on experience with Layer 2/3 switching, VPNs, UTM firewalls, and network monitoring tools, plus strong communication to coordinate with global teams and vendors.

Formación

• Hold a degree in computer science or related field; CCNA or equivalent required.

Responsabilidades

• Diagnose and resolve network issues across hardware and software.
• Provide Layer 2/3 troubleshooting for routing and switching.
• Manage UTM firewalls and update security policies.
• Review and validate network configurations against standards.
• Monitor network health using appropriate tools.
• Document configurations and diagrams for steady-state info.
• Collaborate with IT teams, vendors, and customers worldwide.
• Lead incident response for network-related outages (no on-call requirement).

Conocimientos

CCNA certification

Network troubleshooting

Layer 2/3 routing

UTM firewall management

Network security

Python

Ansible

Docker

Network monitoring

Communication

Educación

BSc in Computer Science or IT

CCNA

Herramientas

Docker

Ansible

Network monitoring tools

Descripción del empleo

Job Description Summary

We are looking for a skilled and motivated Lead Network Engineer to join our team. This role is ideal for a professional with solid hands‑on experience in network support, troubleshooting, and security operations within enterprise or data center environments. You will play a key role in maintaining network reliability, resolving incidents, validating configurations, and supporting secure, high‑performing network infrastructure across a global environment. If you enjoy solving complex networking challenges and collaborating with cross‑functional teams, this could be a great fit.

Job Description

Roles and Responsibilities

In this role, you will:

• Network Troubleshooting: Diagnose and resolve network related issues, both hardware and software, ensuring minimal downtime.
• Layer 2 & Layer 3 Support: Provide troubleshooting support for routing and switching environments.
• UTM Firewall Management: Work with UTM firewalls to update security and traffic polices, debug traffic flows and firewall rules.
• Network Configuration Design and Validation: Review and validate network configurations to ensure they align with company standards and best practices.
• Performance Monitoring: Utilize network monitoring tools to validate the health and performance of all network systems.
• Documentation and Reporting: Maintain accurate network documentation, including configurations and diagrams to accurately depict steady state information.
• Collaboration: Work closely with other IT team members, vendors and customers located throughout the world.
• Incident Response: Act as a point of contact for resolving network related incidents and outages. (There is no requirement for on call support)

Required Skills and Experience

• Certifications: At least CCNA(Cisco Certified Network Associate) or equivalent certification. Certifications in security, OS, and automation are a plus.
• Relevant years of experience in a network support or TAC, ideally with exposure to enterprise or datacenter environments.
• Strong understanding of layer 2 and layer 3 technologies and protocols.
• In-depth knowledge of TCP, UDP, Multicast, and Network Virtualization.
• Vendor agonistic knowledge across firewall technologies.
• Analytical problems solving skills.
• Experience with network performance monitoring, scripting languages and automation (Docker, Python, Ansible) is a plus.
• Excellent written and verbal communication skills with the ability to explain complex IT issues to nontechnical stakeholders.

Education Qualification

• A degree in Computer Science, Information Technology, or related field is preferred.
• CCNA (Cisco Certified Network Associate)

Additional Information

Relocation Assistance Provided: No