Senior Network Engineer

DR / Decision Resources LLC; Barcelona; Hybrid; EUR 65,000 - 90,000; Full time

Benefits offered by this job

30 days vacation

Volunteer hours for volunteering

Private health and life & disability保险

Job summary

Clarivate is seeking a Senior Network/Infrastructure Engineer to join the Network Infrastructure Team in Barcelona. Engage across Cisco routing, Palo Alto firewalls, A10 load balancing, and Imperva WAF while collaborating with global teams.

The role emphasizes design, operational excellence, and ongoing automation interests. Hybrid work with on-site presence in Barcelona and cross-region cooperation are key aspects of the position.

Qualifications

• Bachelor's degree or equivalent in a related field.
• 5+ years of enterprise network engineering experience.
• Hands-on with Cisco routing and switching in large environments.
• Experience with Palo Alto firewalls and security policy management.
• Design, capacity planning, and optimization for LAN/WAN.
• Advanced troubleshooting across routing, switching, security, VPN, wireless.

Responsibilities

• Design, implement, and support enterprise network infrastructure across layers 1–7.
• Troubleshoot and resolve network issues in complex environments.
• Deploy, configure, and maintain network devices and connectivity.
• Own network incidents and projects end-to-end.
• Configure monitoring, alerting, and automated escalations.
• Participate in on-call rotations and ensure timely resolutions.
• Contribute to standards, documentation, and mentoring within the team.

Skills

Enterprise network engineering

Cisco routing & switching

Palo Alto firewalls

Network design & optimization

Troubleshooting & root-cause analysis

Automation interest

Education

Bachelor’s degree in Computer Science or related field

Tools

Palo Alto Panorama

A10 Thunder Series

F5 BIG-IP

Imperva WAF

Job description

We are looking for a Senior Network/ Infrastructure Engineer to join our Network Infrastructure Team in Barcelona. This is an excellent opportunity to work across a wide range of technologies and platforms—including Palo Alto Firewalls, A10 Load Balancers, Cisco Spine/Leaf routing and switching and Imperva WAF—while gaining hands‑on experience collaborating with diverse, global teams across multiple regions and cultures.

The team consists of six engineers and reports to the Senior Manager, Infrastructure Engineering. We have strong expertise in Cisco routing and switching, Palo Alto firewalls, security policy, and A10 load balancing, and we’re excited to connect with candidates who bring experience in these areas, along with an interest in automation and continuous learning.

About You – experience, education, skills, and accomplishments

• Bachelor’s degree in Computer Science, Information Systems, Network Engineering, Electrical/Computer Engineering, Telecommunications, Cybersecurity, or equivalent education and certifications.
• At least 5 years of experience in enterprise network engineering supporting complex, global environments.
• At least 5 years of hands‑on experience with Cisco routing and switching, including design, implementation, and troubleshooting of enterprise networks.
• Hands‑on experience with Palo Alto Firewalls, including security policy management, troubleshooting, and network security best practices.
• Experience with network design, capacity planning, and performance optimization for enterprise LAN/WAN environments.
• Advanced troubleshooting and root‑cause analysis skills across routing, switching, security, VPN, wireless, and network connectivity technologies.

It would be great if you also have…

• Cisco certifications such as CCNP Enterprise, CCDP, CCIE, or equivalent networking certifications.
• Experience with Palo Alto Panorama and advanced firewall administration.
• Experience with VPN technologies including IPSec, GRE, Route‑Based VPNs, and DMVPN.
• Experience with SD‑WAN and enterprise wireless technologies.
• Experience with load balancing technologies such as A10 Thunder Series and/or F5.
• Exposure to Web Application Firewall (WAF) technologies, including Imperva.

What will you be doing in this role?

• Design, implement, and support enterprise network infrastructure across layers 1–7
• Troubleshoot and resolve network issues (LAN, WAN, wireless, security, load balancing) in complex environments
• Deploy, configure, and maintain network devices, including hardware, software, and connectivity
• Own network incidents and projects end‑to‑end, including scope, timelines, and deliverables
• Configure monitoring, alerting, and automated escalations following best practices
• Participate in on‑call rotations and ensure timely issue resolution
• Contribute to standards, documentation, change management, and mentoring within the team.

About the Team

The Network Infrastructure Team is responsible for keeping the company connected across data centers, remote offices, and cloud environments worldwide. The team is globally distributed, with engineers based across multiple regions, including a presence in Barcelona, and works closely with internal stakeholders such as security, cloud engineering, IT operations, and business teams to deliver a secure, reliable, and high‑performing enterprise network.

The team designs, builds, and supports core network infrastructure, including routing and switching for data centers and private cloud environments, remote office connectivity, enterprise wireless and voice services, network security using Palo Alto firewalls and IPSec VPNs, load balancing and application delivery with A10 technologies, and secure connectivity to cloud providers and external partners. Work is guided by standardized processes and best practices, with a strong focus on stability, scalability, and supporting the company’s continued growth.

Hours of Work

This is a full‑time permanent position, primarily working core business hours in CET time zone, with flexibility to adjust to various global time zones as needed and on‑calls system (maintenance work due to customer SLA requirements)

This is a hybrid position working in the office up to 2 days a week.

What we can offer you:

• 30 working days of vacation
• Volunteering community offering paid hours of volunteering time
• Private Health and Life & Disability insurances.
• Tax‑free benefits (Ticket Restaurant scheme, kindergarten, and transport cards)
• Agile work environment with a team of talented colleagues
• Language classes (Catalan, Spanish and English)
• Digital workplace with possibility to work in a central office location in Barcelona with global and dynamic employees.

At Clarivate, we are committed to providing equal employment opportunities for all qualified persons with respect to hiring, compensation, promotion, training, and other terms, conditions, and privileges of employment. We comply with applicable laws and regulations governing non‑discrimination in all locations.