Dario Vernelli

Designed and delivered multi-cloud solutions across AWS and Microsoft Azure. Installed and configured Audiocodes Session Border Controllers (SBC) in high-availability (HA) on Azure, integrated them with Azure Communication Services, and implemented cross-cloud connectivity with AWS. Built an observability stack using Grafana Cloud (Prometheus, Alloy, Loki) with custom dashboards and alerting for SBC performance and extended it to application-level monitoring for an AI platform (https://filomena.app). Implemented FinOps governance on AWS (rightsizing, Reserved Instances, tagging policy) reducing monthly cloud spend from about $13,000 to about $9,000 (~30%). Managed end-to-end client engagements from requirements to go-live.

Provided 24/7 multi-client AWS application support and NOC operations under contractual SLAs, performing end-to-end troubleshooting with proactive monitoring (CloudWatch, Zabbix, CheckMK) and log-based diagnostics. Used Terraform with Git versioning and GitLab.com CI/CD pipelines to build AWS AMIs and update Launch Configurations, ASGs, and related AWS services. Led a ~4-month Active Directory to JumpCloud migration for 250+ users, decommissioning multiple AD servers and simplifying the architecture while implementing SSO/SAML and Zero Trust-oriented device/user policy management. Managed incident response with ITIL-aligned RCA, reporting to the Incident Manager with workarounds and RCA shared in a no-blame spirit, plus runbooks and post-mortems. Owned ITSM/ticket queue management (Freshservice/OTRS) and coordinated change/maintenance windows, rollback plans, and disaster recovery planning. Designed HLD for AWS cloud migrations and hybrid connectivity patterns (Direct Connect, VPC Peer

Owned company ICT infrastructure across a multi-site environment, covering security, performance, and operational continuity. Designed and maintained virtualized server farms on VMware vSphere with Linux services (Apache/Nginx). Led an email migration to Microsoft 365 with zero downtime. Upgraded the security perimeter from Cisco ASA to Palo Alto Networks NGFW to reduce attack surface. Coordinated external IT vendors and governed SLAs on strategic projects.