Oscar F.
Mid-Level IT/OT Cybersecurity Engineer
Open to offersNew to PlatformAbout
Oscar R. is a seasoned Security Operations Engineer and IT/OT Cybersecurity Specialist with a robust background in telecommunications and automotive industries. At the National Telecommunications Corporation (CNT EP) in Quito, Ecuador, he enhanced operational continuity and security for fixed, mobile internet, and satellite TV services, advancing from N1 to N2 support. His role involved handling complex connectivity incidents, monitoring security threats, and managing VoIP infrastructure using VPN/IPsec tunnels. Prior to this, Oscar contributed to General Motors' automotive assembly plant, maintaining industrial control systems (PLCs) and ensuring IT/OT convergence while aligning with GM's global standards. Earlier, at Banco Continental, he was instrumental in database migration processes and optimizing core IT systems. His technical acumen is further supported by certifications in cybersecurity, including CyberSOC Analyst N1 and Cisco Certified Support Technician. Oscar is also pursuing Cybersecurity Engineering studies at the University of the Americas.
Experience
Corporate Technical Support Analyst Level 2
CNT EP — National Telecommunications Corporation · 2014 — 2019Acted as an L2 escalation point for complex connectivity issues, coordinating with the NOC to identify anomalies and unauthorized access within national networks. Monitored security across fixed, mobile, and satellite networks while applying assurance protocols and continuous event monitoring. Oversaw critical VoIP infrastructure and corporate APNs utilizing VPN/IPsec tunnels to maintain service integrity. Identified and mitigated operational risks, documenting response procedures for the technical team. Managed security incidents on essential platforms, ensuring resolution aligned with service continuity SLAs.IT/OT Systems Technician — Industrial Automation and Cybersecurity
General Motors – Chevrolet OBB · 2010 — 2014Maintained the integrity of industrial control systems (PLCs) and OT networks within production lines involving robotic automation. Handled IT/OT convergence by configuring HMIs, embedded systems, and industrial networks while ensuring logical separation of zones. Implemented access controls, both physical and logical, adhering to GM standards and SOP procedures. Diagnosed and resolved faults in real time within high-availability environments to minimize assembly line downtime.Technical Support / Database Migration
Banco Continental · 2009 — 2010Contributed to the database migration process, focusing on maintaining the integrity and availability of critical bank information. Collaborated with the IT team to optimize queries and data structures, enhancing the performance of core systems. Documented technical procedures and conducted validation tests to facilitate a safe and efficient transition.Warehouse Operations Assistant / Oracle Database Management
Marathon Sports · 2007 — 2009Managed records in Oracle Database for the receipt of merchandise and the control of inventory within the central warehouse. Executed cash reconciliation and data balancing to ensure accuracy in logistics and accounting processes. Coordinated the annual inventory process, generating reports that supported operational decision-making.
Skills & Expertise
Education
- Cybersecurity EngineeringUniversity of the Americas (UDLA) · 2018 — 2026
- Systems TechnologyUniversity of the Armed Forces (ESPE) · 2010 — 2014
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