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Senior Network Architect

On-site in Barcelona·Full-time·Added yesterday

Pasiona

35 open roles

Overview

Job details

  • Permanent contract

    Full-time.

Requirements

  • Have the right to work in Spain

    Pasiona doesn't mention sponsorship in the ad.

  • Work in English

    English is required, per the ad.

  • Work on-site in Barcelona

    No relocation package mentioned.

  • Have 5+ years of experience

    Senior-level role.

  • University degree

    “Engineering Degree or equivalent practical experience (Master’s degree preferred).” — per the ad.

Requirements

What we're looking for

  • Experience

    • 5–8 years of L3 Network Engineering experience.

    • At least 3 years of Network Architecture experience designing global solutions in large, complex, or regulated environments.

  • Education: Engineering Degree or equivalent practical experience (Master’s degree preferred).

  • Core Technical Skills

    • Routing & Switching / Architecture: Deep expertise in Internet, Intranet, Extranet, WAN, LAN, MAN, VPN, SD-WAN, SDN, and SASE solutions.

    • Network Security: Strong background in Firewalls, IPS, DDoS mitigation, Proxies, B2B VPN, and application security controls.

    • Application & Delivery Networking: Load Balancing, WAF, QoS, and interoperation between cloud-based and branch/end-user networks.

    • Core IP & Directory Services: DNS, DHCP, IPAM, NTP, Active Directory, Certificates, and Cloud Identity Management.

    • Hosting & Remote Access: Hands-on knowledge of On-Prem, Colo, SaaS, PaaS, and remote access solutions (VPN Gateways, Citrix).

    • Documentation: Advanced skills in producing technical diagrams and architectural documentation (e.g., Visio, PowerPoint).

  • Methodologies & Soft Skills

    • Proven leadership, solution design, and matrixed organization collaboration across multiple geographies.

    • Excellent written and verbal communication skills with the ability to present to senior leadership.

    • Willingness to provide out-of-hours support and participate in international business travel as needed.

Nice to have

  • Certifications: Professional or expert-level certifications in Cisco (e.g., CCNP/CCIE), Palo Alto, Aruba, Cloud (AWS/Azure), or Network Security.

  • Voice & Contact Center Solutions: Experience with enterprise voice networks (SIP, GSIP) and contact center infrastructure support.

  • Advanced & Next-Gen Technologies: Exposure to distributed cloud network design, network automation frameworks, AI integration, and next-generation networking tools.

Languages

English is a must

The role

What you'll do

  • Lead the end-to-end design, build, and strategic alignment of global network architecture solutions for a transnational financial services business.

  • Develop and maintain architecture documentation, technical standards, network diagrams, and long-term technology roadmaps.

  • Act as the technical lead across global infrastructure initiatives, including office moves, security enhancements, cloud migrations, and voice solution deployments.

  • Provide L3/L4 technical escalation support for critical network incidents and guide complex troubleshooting.

  • Drive network automation for asset compliance, security hardening, and operational efficiency.

  • Oversee operational handovers, process improvements, vendor management, and collaboration across cross-functional, multi-regional teams.

  • Mentor, train, and guide junior and peer engineering team members to foster technical growth and knowledge sharing

Ubicación

Barcelona

About Pasiona

Pasiona is a technology consulting firm specializing in cybersecurity, cloud infrastructure, and digital transformation. The company operates as a strategic partner for enterprises, offering services that range from vulnerability management and penetration testing to AI-driven platform engineering and data integration. With a global footprint, Pasiona combines deep technical expertise with a strong focus on innovation, helping organizations modernize their IT environments and secure their digital assets.

In Spain, Pasiona has established a significant presence in Barcelona, where it runs its Spanish operations and serves as a hub for international talent. The company is known for its collaborative, engineering-driven culture and actively recruits international professionals, offering opportunities for growth in areas like AI, cloud security, and platform engineering. For international hires, Pasiona provides a multicultural environment and the chance to work on cutting-edge projects, making it an attractive destination for those looking to build a career in Spain's thriving tech sector.

Industry
Tech Consulting
Founded
2010
Employees
100–500
Headquarters
Barcelona, Spain
In Spain
Barcelona

Good to know if you are moving

  • Pasiona is headquartered in Barcelona, so international hires would be joining the company at its global HQ.
  • The company's working language is English, making it accessible for non-Spanish speakers.
  • Pasiona offers visa sponsorship and relocation support for international candidates.
  • The company has a strong focus on professional development and certifications in cybersecurity and cloud technologies.
  • Barcelona offers a high quality of life, with a strong tech ecosystem and international community.
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Location

Pasiona · Barcelona

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