Rui Fornelos

Network security engineer with hands-on experience in securing enterprise infrastructures, monitoring network operations, and responding to threats in real time. Passionate about technology and problem-solving, specialized in configuring secure networks, managing firewalls, and ensuring system resilience.

Network Security Engineer - Dellent Consulting - Porto

(2023-12)

• Supported projects focused on network and security implementation, ensuring robust infrastructure and secure deployments.
• Managed network and security operations, including incident handling, service requests, and proactive monitoring.
• Networking Equipment & Security Platforms: Juniper, Cisco, Arista EOS, Fortinet, Checkpoint.

IT & Security Support Specialist - Retail-Consult - Porto

(2023-07 - 2023-11)

• Delivered end-user support across hardware, software, and security platforms.
• Managed device enrollment and compliance via Microsoft Intune
• Configured AD GPOs and optimized Microsoft 365 Defender settings.
• Supported network security infrastructure: DELL, Fortinet, Aruba/HP.
• Implemented monitoring tools: Zabbix and Graylog.
• Assisted with ISO 27001 implementation.

Network Operations Center Engineer / Team Leader - Euronext Technologies - Porto

(2021-12 - 2023-06)

Key Responsibilities & Achievements:

• Played a key role in creating and developing a NOC from scratch.
• Mentored and trained new technical support analysts, enhancing team efficiency and knowledge sharing.
• Actively managed and resolved complex network incidents, ensuring high availability and minimal downtime.
• Executed planned network changes with precision, contributing to improved performance and stability.
• Technologies & Tools: Juniper, Cisco, Arista, Checkpoint Firewalls, Fortinet, Aruba Wi-Fi, LibreNMS, Nagios, Grafana, ThousandEyes, LogicMonitor

Network Operations Center Analyst - Internship - dstelecom S.A - Braga

(2021-03 - 2021-12)

• Monitored FTTH GPON networks and resolved incidents within SLA targets
• Deployed Grafana for real-time network monitoring and improved diagnostics

Licentiate Degree - Computer Systems and Networks - Polytechnic Institute of Viana do Castelo (2018-09 - 2022-01)

Short-Cycle Higher Education Diploma - Computer Networks and Systems - Polytechnic Institute of Viana do Castelo (2016-09 - 2018-06)