Gustavo Rangel
Cloud Engineer Lead · Senior Cloud Architect

Buenos Aires, Argentina

Gustavo Rangel

AWS Solutions Architect Professional · Enterprise Cloud Migration · Landing Zones · Terraform · Security & Networking

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Landing Zones (Control Tower) & multi-account governanceHybrid networking (Transit Gateway, VPN, Route 53 Resolver)Cloud security posture (Security Hub, GuardDuty, Inspector)Migration strategy (MGN/DMS) & modernizationInfrastructure as Code (Terraform) & automationFinOps readiness & cost optimization foundations

About

Senior Cloud Architect with hands-on experience designing and delivering enterprise-scale AWS environments across regulated industries (fintech, payments, and energy). Focused on cloud migration, multi-account Landing Zones, hybrid networking, and security posture improvement. Proven track record building production-ready architectures with AWS Control Tower, Transit Gateway, Route 53 Resolver, and Terraform—balancing governance with developer velocity.

gustavorangel.cloud
Focus
Cloud + Security
Style
IaC-first
Delivery
Enterprise

AI + Cloud Delivery

I use automation, IaC, and AI-assisted workflows to ship faster—without compromising security. From discovery and dependency mapping to migration waves and remediation at scale.

AWS TransformCARTMigration FactorySecurity Automation
AI animation

Certifications

Badges and verified credentials

AWS Certified Solutions Architect – Professional
AWS Certified Solutions Architect – Professional
Amazon Web Services (AWS)
Verify
AWS Certified Solutions Architect – Associate
AWS Certified Solutions Architect – Associate
Amazon Web Services (AWS)
Verify
HashiCorp Certified: Terraform Associate (003)
HashiCorp Certified: Terraform Associate (003)
HashiCorp
Verify
AWS Partner: Generative AI Essentials
Amazon Web Services (AWS)
2024
AWS Partner: Migration Ambassador
Amazon Web Services (AWS)
2023

Selected work

Representative engagements (client names omitted due to NDAs).

Enterprise SQL Server modernization & migration

Led a complex migration of a SQL Server Enterprise HA environment (~4TB, 30+ databases) to AWS. Designed the target architecture, landing-zone prerequisites, cutover strategy, and operational guardrails.

AWS MGNEC2WindowsTransit GatewayRoute 53 ResolverTerraform
Multi-account Landing Zone (Control Tower)

Designed and deployed a secure multi-account Landing Zone enabling scalable workload onboarding, centralized security, and network segmentation patterns.

AWS Control TowerIAM Identity CenterSecurity HubGuardDutyAWS Network FirewallTerraform
Security posture remediation at scale

Orchestrated remediation across multiple AWS accounts using Security Hub + Inspector + GuardDuty, closing critical exposure paths and establishing repeatable controls.

Security HubInspectorGuardDutyCloudTrailIAM
Hybrid network & DNS resolution architecture

Built hybrid connectivity and DNS resolution between on‑prem and AWS using Transit Gateway routing domains and Route 53 Resolver endpoints/rules.

Transit GatewayRoute 53 ResolverSite-to-Site VPNVPC

Experience

Cloud Engineer Lead
CloudHesive LATAM
Sep 2024 – Present · Remote · Argentina
ProfileGitHub
  • Lead technical delivery for multi-client AWS programs (landing zones, migrations, security).
  • Drive IaC standards (Terraform modules), governance guardrails, and reusable patterns.
  • Own stakeholder communication, technical documentation, and delivery planning.
Solutions Architect AWS · Senior Cloud Engineer
CloudHesive LATAM
Sep 2022 – Sep 2024 · Argentina
ProfileGitHub
  • Designed landing-zone architectures with Control Tower and network segmentation (TGW, inspection VPC).
  • Implemented hybrid DNS (Route 53 Resolver) and site-to-site VPN connectivity patterns.
  • Delivered security improvements and remediation programs using Security Hub/Inspector/GuardDuty.
SysOps · Cloud Engineer
CloudHesive LATAM
Jan 2022 – Sep 2022 · Argentina
ProfileGitHub
  • Operated AWS workloads (EC2, RDS, IAM, networking) and automated operations with IaC.
  • Supported migration projects and production readiness reviews.
IT Support Coordinator
Penta Security Solutions
Jan 2021 – Jan 2022 · Buenos Aires, Argentina
ProfileGitHub
  • Coordinated application support for digital channels and continuous improvements.
  • Worked with Microsoft SQL Server and Python for operational tooling and reporting.
Senior Systems Consultant
Penta Security Solutions
Nov 2019 – Jan 2022 · Buenos Aires, Argentina
ProfileGitHub
  • Supported technology platforms (IIS, MSSQL, .NET microservices) and incident response.
  • Delivered improvements to reliability and operational processes.
IT Systems Analyst
Intellipos SAC
Aug 2018 – Oct 2019 · Peru
ProfileGitHub
  • Installed and administered a sales system for restaurants (Table Service / Quick Service).
  • Provided on-site deployments, training, and operational support.
Systems Specialist
KOMPASS PERU
Nov 2018 – Sep 2019 · Lima Metropolitan Area
ProfileGitHub
  • Executed technology refresh projects and IT modernization tasks.
Service Desk Specialist II
NetUno
May 2016 – Jan 2018 · Venezuela
ProfileGitHub
  • Handled incidents and requests, escalating to higher tiers and ensuring SLA follow-up.