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david.mengarelli
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Cloud & DevOps Engineering Leader · AI Infrastructure
20+ years in IT • Azure • AWS • AI / LLM Infra • DevSecOps
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David Mengarelli
README.md
# About
Senior Cloud and DevOps professional with over 20 years of experience across enterprise IT, industrial systems, and modern cloud-native architectures, with current focus on the cloud foundations that power AI / LLM workloads — secure data planes, GPU-enabled compute and observability for inference pipelines. Deep expertise in Microsoft Azure, AWS, and hybrid environments. Proven track record leading cloud migrations, implementing CI/CD pipelines, and building secure, scalable infrastructure for Fortune 500 clients across healthcare, pharmaceutical, energy, and telecommunications sectors. Specializing in Infrastructure as Code (Terraform, ARM, CloudFormation), container orchestration (Kubernetes, Docker), and DevSecOps practices. Strong background in ICS/OT cybersecurity and compliance frameworks.
# Languages
Spanish
Native
English
Fluent
Portuguese
Fluent
# Core Skills
Education
Systems Information Engineer
U.C.E.L (Universidad del Centro Educativo Latinoamericano), Rosario
Computer Systems Analyst
Escuela Superior de Comercio N° 2 (Retail Trade School No. 2), Rosario
Pipeline: Career
20+ years • All stages passed ✓Co-founder · DevOps & Infrastructure Lead
Independent AI automation consultancy (co-founded, LATAM SMB focus)
Apr 2026 – Present
- •Built and deployed marketing landing site (adm-consulting.vercel.app) with i18n in Spanish, Portuguese and English.
- •Authored the `ia_consulting` Python package (anthropic, boto3, pandas) with ProcessMetrics, generate_impact_report and AutomationPipeline modules.
Founder · Full-stack, ML & Infrastructure Engineer
Independently-built AI/ML SaaS · image-authenticity detection
Mar 2026 – Present
- •Designed and built end-to-end stack: React 19 + TypeScript frontend, FastAPI microservices (Gateway :8000, Detection :8001), PyTorch ML pipeline, Chrome Manifest V3 extension.
- •Engineered multi-model consensus pipeline with 5 active detectors and adaptive weighting (no single detector exceeds 40% effective weight).
DevOps & Cloud Infrastructure Consultant
SaaS technology company · Enterprise messaging
Mar 2026 – Present
- •Full build-out and maintenance of enterprise cloud infrastructure.
- •Engineering of DevOps pipelines for a high-traffic messaging platform.
Lead DevOps Engineer — Desktend & BasePlus
IT consulting firm
Jan 2024 – Present
- •Principal DevOps engineer for the complete infrastructure lifecycle of multiple SaaS products serving enterprise clients.
- •AWS infrastructure with Terraform IaC: VPC, EC2 auto-scaling, RDS PostgreSQL clusters, S3.
Cloud Consultant
Independent cloud consultancy
Jan 2024 – Present
- •Independent cloud consulting for diverse infrastructure modernisation projects.
- •Migration strategy assessments across on-premises and legacy cloud deployments.
Cloud Consultant
Managed services provider
Jan 2024 – Present
- •Multi-cloud strategy for managed-services provider clients.
- •Azure FinOps assessments — cost optimisation, security posture review, right-sizing and executive reporting.
Security Operations Engineer (SecOps)
Leading tech talent company → Fortune 500 Social Media Platform
Sep 2025 – Feb 2026
- •Owned SecOps front-door support channels (Help Portal, Slack, ticket queue), triaging engineer requests under documented SLOs.
- •Implemented Terraform infrastructure changes for AWS security resources (IAM, S3); delivered 50+ merged PRs across 5+ repositories.
- •Provisioned 20+ production S3 buckets with FGAC controls, encryption, cross-account policies, and lifecycle management.
Cloud Architect — Healthcare Analytics
Software consultancy → Healthcare analytics platform
Jan 2025 – Dec 2025
- •Designed comprehensive Azure Proof-of-Concept architecture for a healthcare analytics platform running production workloads on AWS.
- •Mapped existing AWS infrastructure to equivalent Azure services; identified optimisation opportunities.
- •Architected HIPAA-compliant solutions: Azure Private Link, encryption at rest/transit, audit logging.
Site Reliability Engineer (SRE)
Boutique digital consultancy · AI & cloud → Pharmaceutical (AI & LLM workloads) & HealthTech / Telemedicine startup
Jan 2025 – Apr 2025
- •pharmaceutical client (via global professional-services firm) — engineered the AWS infrastructure underpinning the AI/LLM feedback pipeline, an AI/LLM-driven pipeline for patient and HCP feedback at pharmaceutical scale.
- •HealthTech / Telemedicine startup (direct) — designed and built the end-to-end cloud infrastructure from scratch: VPC topology, EKS, CI/CD, observability and security baseline.
- •Built Terraform modules for standardised provisioning across multiple AWS accounts for both clients.
CloudOps Engineer — Enterprise Communications
Global IT services provider → Enterprise unified-communications platform
Dec 2023 – Dec 2024
- •Cloud operations for enterprise unified-communications platform's enterprise unified-communications platform serving thousands of global customers.
- •Provisioned and configured customer accounts in multi-tenant cloud with strict isolation.
- •Complex system upgrades with zero-downtime deployments and post-upgrade validation.
Sr. DevOps Engineer — Cloud Migrations & AVD
Technology consulting firm · Secure cloud migrations → Caribbean telecommunications group
Mar 2022 – Nov 2023
- •Led enterprise Azure migration across Jamaica, Trinidad, Panama, El Salvador, Guyana and Haiti — 200+ VMs, 23,000+ project artifacts managed.
- •Azure landing zones following CAF best practices: hub-spoke topology, Azure Firewall, ExpressRoute, S2S VPN.
- •AVD automation for a financial-services client with PowerShell, Azure Automation runbooks and Power Automate self-service workflows.
Sr. DevOps Engineer / Cloud Architect
Multinational software development company
Jan 2020 – Feb 2022
- •Multi-cloud and hybrid deployment initiatives for enterprise clients in financial services and retail.
- •Led CI/CD platform migration from legacy Jenkins to CloudBees CI — 100+ MultiBranch pipelines migrated with zero downtime.
- •AWS build infrastructure: EC2 auto-scaling agents (Amazon Linux 2, Rocky Linux 9), EKS clusters, Docker Compose CI stacks.
Senior Consultant / Architect
Backup-as-a-Service provider
Jul 2019 – Jan 2020
- •Design and implementation of Backup-as-a-Service (BaaS) for hybrid and multi-cloud.
- •Enterprise data-protection strategies and disaster-recovery plans.
ICS Cybersecurity Specialist
Multinational conglomerate · OT cybersecurity
Feb 2018 – Dec 2019
- •Cybersecurity solutions for Industrial Control Systems across energy and manufacturing.
- •Security assessments of SCADA/HMI systems; vulnerabilities in OPC, MODBUS and proprietary protocols.
- •IT/OT network segmentation following IEC 62443 standards; intrusion-detection and monitoring for industrial networks.
Cloud & Virtualization Architect
Cloud & virtualization consulting firm
Feb 2018 – Jul 2019
- •Architecture of enterprise-grade VDI environments (Citrix / VMware) for banking and pharma.
- •Management of large-scale virtualization platforms supporting 500+ concurrent sessions.
Cloud Infrastructure Manager / PowerShell Automation Developer
Multinational software development company
Feb 2015 – Jan 2018
- •Cloud infrastructure and automation supporting 500+ developers across multiple projects.
- •PowerShell automation framework for Windows provisioning, configuration and maintenance across 200+ nodes — deployments cut from days to hours.
- •Python (Boto3) for AWS resource management and cost-optimisation reporting; DHCP/DNS/AD automation and Tintri storage API integration.
Technical Specialist — HMI/SCADA Systems Infrastructure, IT Department
Major energy generation company · Thermal power
Feb 2009 – Jan 2015
- •Management of critical IT infrastructure for a thermal generation plant, ensuring 99.9% uptime.
- •Administration of heterogeneous server environments: Windows Server, Red Hat Linux, HP-UX and macOS.
- •Design of industrial networks with Cisco and MikroTik equipment under strict perimeter security controls.
IT Manager — Logistics & Technical Service
Wholesale IT provider
Jan 2008 – Jan 2009
- •Management of logistics, technical support and wholesale IT operations.
- •Expedition, logistics and technical service for an IT wholesaler.
Security Systems Technician / Installer — Computing & Multimedia
Computing & multimedia store
Jan 2006 – Jan 2008
- •Installation of security and surveillance systems.
- •Technical assistance in engineering projects.
- •3D computing and multimedia engineering projects.
Artifacts: Certifications
15 badgesAzure Solutions Architect Expert
2022/24
Azure DevOps Engineer Expert
2023/24
Azure Administrator Associate
2020/24
Azure Network Engineer Associate
2022/24
Azure Security Engineer Associate
2023/24
Azure Virtual Desktop Specialty
2024
AWS SysOps Administrator Associate
2017
Cisco CCENT
2018
Cisco CCNA Routing & Switching
2018
ITIL Fundamentals
2015
Puppet Configuration Management (OpenWebinars)
2016
Web Servers Configuration (Apache/Nginx) (OpenWebinars)
2016
Microsoft Windows Deployment Server (major energy generation company Argentina)
2012
DCS Structured Cabling (Proydesa / Furukawa, TIA/EIA)
2012
Advanced Network Management on Linux (NASA Comp.)
2007
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