Beatriz Teles

Senior Information Technology & Cybersecurity professional with over 20 years of robust experience in Infrastructure, High-Availability Networking, and Information Security. Highly specialized in Penetration Testing, Threat Detection, Vulnerability Management, and Risk Assessments, backed by elite industry traninigs including CEH (Certified Ethical Hacker) and CPT (Certified Penetration Tester). Proven track record of auditing complex systems, implementing advanced security protocols, and designing tailored security awareness frameworks.

Trilingual expert (Fluent in English, Spanish, and Portuguese) with significant international experience, fully equipped to work independently in high-performing, remote-first global environments.

Infrastructure & Information Security Analyst - Ancar Ivanhoe Shopping Centers - Rio de Janeiro, Brazil

(2022-05)

• Spearheaded end-to-end vulnerability tracking, regular patch implementation, critical system upgrades, and internal/external penetration testing (pentests)
• Conducted comprehensive security reviews and implemented robust measures to safeguard cloud and on-premise infrastructure, ensuring business continuity
• Designed and managed enterprise firewall systems using Fortigate and orchestrated Zero Trust Network Access (ZTNA) solutions via Zscaler
• Administered Cisco Meraki infrastructure and configured pro-active security event alerts using Zabbix
• Architected and deployed highly impactful security awareness programs, phishing simulations (utilizing PhishX and KnowBe4), and technical campaigns to eliminate human-vector risks
• Managed high-value IT vendor contracts, SLAs, and technical infrastructure lifecycles

Systems Analyst / Technical Coordinator - Huawei do Brasil – Altran

(2016-01 - 2019-04)

• Led the implementation and secure engineering of high-availability VAS Cloud infrastructure (SMS, MMS, USSD, Antispam) for Tier-1 telecom operators (TIM and Vivo)
• Administered and audited secure environments across SUSE Linux, Oracle databases, VMware virtualization, OpenStack platforms, and Huawei L3 Switches
• Handled technical coordination and risk identification for critical cross-functional delivery pipelines

Network & Security Analyst - M4U – Mobile for You

(2011-08 - 2014-02)

• Guaranteed maximum uptime and rigid cryptographic security standards for complex mobile payment architectures and transactions
• Mitigated application-layer and perimeter threats by deploying, configuring, and monitoring Cisco routing, F5 BigIP load balancers, Fortigate firewalls, and Web Application Firewalls (WAF)

Network & Security Administrator - Sita Inc. do Brasil

(2005-04 - 2011-05)

Selected International Consulting Highlights: Montreal, Canada: Selected as the lead global trainer to instruct SITA Canada's Tier-2 engineering teams on secure deployment, testing, and advanced hardware troubleshooting of Juniper WX architectures.

Mexico

City, Mexico: Orchestrated risk-mitigation and high-level structural meetings with major ISPs (Telmex) to secure network paths across LATAM and the Caribbean. Bogota, Colombia: Installed and hardened core Windows Server architectures and Converged Traffic Systems for Avianca Airlines.

• Built and administered mission-critical, secure global networks for major international airline groups under strict compliance guidelines
• Provided trilingual, expert-level (Tier-3) troubleshooting for global security incidents, covering Check Point firewalls, Cisco PIX IPSec VPN boxes, and Kerio Firewalls
• Managed complex traffic engineering, QoS, data acceleration, and cryptographic tunneling across Juniper WX/WXC systems

B.S. - Computer Science - Universidade Gama Filho

Associate Degree - IT Management - Universidade Paulista

B.S. - Business Administration - Universidade Paulista

Training - Cisco CCNA - UFRJ

Training - Fortigate Multi-Threat Security I & II - Westcon

Training - PCI-DSS Compliance Awareness - SITA