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Jorge Millán PazJM

Jorge Millán Paz

Network Security Engineer and Architect

€250/day
Santa Uxía de Ribeira, ES
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Jorge

I am Jorge Millán, a senior network and security architect and engineer N3/N4, founder of Ria Networks SL.

I help companies design, migrate, and optimize network and security infrastructures in critical environments, focusing on high availability, performance, operational continuity, and clear documentation. My experience covers on-premise, data center, distributed sites, corporate WiFi, SD-WAN, perimeter security, and hybrid cloud projects, from initial assessment to implementation, advanced troubleshooting, and knowledge transfer to operation teams.

I work with manufacturers and platforms such as Extreme Networks, Cisco, Fortinet, Palo Alto, Check Point, Sophos, SonicWall, Aruba/HPE, Dell, Avaya, F2, Azure, and AWS. On a technical level, I am accustomed to working with switching, routing, VLANs, IPsec/SSL VPNs, NAT, ACLs, DNS, DHCP, RADIUS, 802.1X, GRE, NAC, load balancers, firewalls, network segmentation, high availability, and hybrid architectures.

My approach is practical and hands-on: understanding the client's context well, scoping risks, proposing a realistic solution, and accompanying the execution so that the result is stable, maintainable, and useful for the business. I also incorporate automation and AI applied to IT operations when it provides real value: visibility, incident reduction, and improvement of the day-to-day operations for infrastructure and cybersecurity teams.
  • Spanish

    Native or bilingual

  • English

    Fluent

  • Galician

    Native or bilingual

Can work on-site
Santa Uxía de Ribeira (up to 50km)

Experience

  • Ria Networks
    Network Security Engineer and Architect
    March 2026 - Today (4 months)
    As technical lead on network infrastructure design, deployment, and optimization projects for enterprise clients. I lead the complete service cycle: from design and migration planning to implementation, fine-tuning, and operational handover to the client team, working with manufacturers such as Extreme, Cisco, Fortinet, or Palo Alto.
    • - Prepare clear documentation, conduct knowledge transfer sessions, and coordinate operational handover to the client team.
    Cisco Fortinet Palo Alto Extreme Networks Aruba
  • ASLAM
    Network Security Engineer and Architect
    August 2024 - March 2026 (1 year and 7 months)
    -Optimization and Diagnosis: Resolution of complex incidents and performance analysis to maintain continuity and robustness of perimeter security.
    -Maintenance and Updates: Application of preventive policies, updates, and adjustments against new threats.
    Microsoft Azure Azure Cloud Firewall Fortinet Palo Alto
  • ASAC Comunicaciones
    Network Security Engineer (N3
    October 2023 - August 2024 (10 months)
    Oviedo, Municipality of Oviedo, Asturias, Spain
    • - Advanced Diagnostics: I identify and resolve complex network issues to ensure optimal and secure performance.
    • - Comprehensive Security: I implement robust measures to protect data integrity and confidentiality, keeping the network safe from cyber threats.
    • - Strategic Design: I develop customized solutions that optimize network efficiency, anticipating future needs and technological trends.
    • - Proactive Maintenance: I perform preventive and corrective maintenance to ensure stable and continuous operation.
    • - Documentation Updates: I maintain and update documentation related to network configurations, changes, and best practices.
    Technologies:
    • - Networking (switching and routing). Dell, HP, Cisco.
    • - Security: (Firewalls) Fortinet, Palo Alto, Cisco. Sophos, Sonicwall, Clearpass, NAC.
    • - Wireless: Aruba. Extreme
    IT Architecture Data Center SonicWall Check Point Routing & Switching

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Education

  • Extreme Fabric Connect Certified Associate
    Extreme Networks
    2026
    Extreme Fabric Connect Certified Associate
  • Certified ECS – Campus EXOS Switching & Routing, Computer Science
    Extreme
    2021
    Certificado ECS – Campus EXOS Switching & Routing, Informática

Skill set

Categories

  • Other