Cloud Security Automation and AWS Infrastructure

LEONARDO GONZALEZ MANZANO

********.******@*****.*** +52-55-399*-****

PERSONAL PROJECTS & LEADERSHIP

Designed and implemented security hardening and automation initiatives across production AWS environments at a national telecom provider.

Analyzed VPC Flow Logs with Athena to audit traffic patterns across multiple security groups, identifying and remediating unauthorized exposure in production environments.

Administered AWS Systems Manager (SSM) for agent upgrades and remote operations across a fleet of EC2 instances, including CentOS 7 environments approaching EOL.

Supported hybrid connectivity over Direct Connect, performing VLAN-level diagnostics and coordinating with upstream providers to resolve circuit-level incidents.

AWS Infrastructure Security & Automation 2025 – Present EDUCATION

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CERTIFICATIONS AND COURSES

AWS Certified Solutions Architect – Associate 2026 AWS Certified Cloud Practitioner - AWS 2023

Google Cloud Computing Foundations - Google 2024

SKILLS

Cloud Architecture: Design, implementation and administration of various cloud architectures (AWS, GCP and Huawei Cloud). Tools: EC2, VPC, Direct Connect, GWLB, Lambda, ECS, S3, API Gateway, SQS, DynamoDB, RDS, IAM, SSM, CloudWatch, CloudTrail, CloudFormation, Terraform, Athena, VPC Flow Logs, Secrets Manager, Check Point CloudGuard, boto3, Docker, Git, PostgreSQL, Linux Server, Postman, ServiceNow. Programming languages: Python, Java, JavaScript, Kotlin, C, C++, SQL, HTML/CSS, PHP, Bash, PowerShell, Haskell. Interpersonal skills: Leadership, teamwork, problem solving, analytical reasoning, adaptability, effective communication. LANGUAGES

Spanish (Native)

English (Advanced)

French (Basic)

Technician in Digital Systems

Instituto Politécnico Nacional - CECyT 9 Juan de Dios Batiz 2019 - 2021 Bachelor’s Degree in Computer Systems Engineering

Academic Excellence Scholarship

Instituto Politécnico Nacional - ESCOM 2021 - 2025 Banco de México: IT Systems Analyst 2024 - 2025

I developed various IT systems in support of the IT Coordination Office at “Banco de México” as part of my social service program. Developed a Java application for appointment management and ticket generation, reducing service processing time by 35% and improving internal request tracking accuracy by 40%. Optimized and restructured relational databases, enhancing query performance by up to 50% and improving scalability for systems handling 100K+ records daily.

Surpassed project objectives, delivering system performance gains of 25% beyond target benchmarks and contributing to higher team productivity and system reliability.

EXPERIENCE

Getecsa / Altán Redes: AWS Engineer 2025 - Present AWS consultant assigned to Altán Redes, managing production hybrid environments focused on network security and automation. Conducted security group audits across production VPCs using VPC Flow Logs and Athena queries, identifying and remediating unauthorized exposure across multiple SGs. Administered Direct Connect connectivity for hybrid infrastructure, supporting VLAN-level troubleshooting and coordination with upstream providers.

Automated infrastructure tasks using boto3, including programmatic security group management and SSM-based operations on EC2 instances at scale.

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