About Oswaldo
English
Fluent
Italian
Fluent
Spanish
Native or bilingual
Dutch
Basic
Experience
- INGNetwork Security DesignerBANKING AND INSURANCEApril 2024 - Today (2 years and 2 months)Amsterdam, NetherlandsDesign and implement network and firewall changes supporting large‑scale datacenter and IPC migrations.Develop runbooks and technical documentation aligned with internal engineering standards.Engineer and validate changes on F5 BIG‑IP (LTM/GTM), Secure Web Gateway platforms, and firewalls.Develop Python automation scripts to manage Palo Alto Panorama device groups and security policies.Create monitoring and validation scripts to improve configuration accuracy and operational reliability.Monitored and troubleshooted network access issues using ISE dashboards and logs.
- Liberty Global – NetherlandsSenior Security Network Engineer (Telemetry)TECHMarch 2018 - March 2024 (6 years)Amsterdam, NetherlandsDesigned and implemented Zero Trust security architecture including IPS/IDS and Threat Preventionplatforms.Managed major incidents involving Check Point security gateways ensuring availability and dataprotection.Managed Cisco ISE (Identity Services Engine) for network access control (NAC) and 802.1X authentication.Implemented policies for device and user authentication across wired and wireless networks.Administered Cisco ACI infrastructure at an operational level, including management of ApplicationProfiles, Endpoint Groups (EPGs), Port Groups, and policy/profile configurations to support applicationconnectivity and network segmentation.Monitored and troubleshooted network access issues using ISE dashboards and logs.Administered FortiGate firewalls.Automated firewall policy migrations and system upgrades using Python scripts.Integrated telemetry and security monitoring solutions including Extrahop deployed in AWS.Acted as technical bridge between service owners, security teams and network operations.
- AT&TSenior Security Network EngineerTECHApril 2016 - February 2018 (1 year and 10 months)Turin, ItalySenior Security Network Engineer | Apr 2016 – Feb 2018Designed and implemented enterprise firewall solutions using Check Point and Cisco ASA.Implemented advanced Palo Alto protections including DoS mitigation, zone policies and geolocationfiltering.Supported multi‑vendor environments including Juniper, Fortinet, F5, Pulse Secure and Infoblox.Administered Juniper firewalls (SRX) at an operational level, including security policy changes, VPNsupport, routing updates, and centralized management through Juniper Security DirectorManaged DDoS mitigation and CDN protection using IP Guardian solutions.
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Education
- Computer ScienceTECSUP2000Education in Computer Science with a strong foundation in computer systems, networking, and IT infrastructure.
Certifications
- CCSE R82Checkpoint2025