Tiago Monteiro
@tiagomonteiro
Cloud Administrator specializing in FinOps for Oracle OCI and AI cost optimization using LLM monitoring and automated alerts.
What I'm looking for
I’m an IT professional with a solid track record in national and multinational companies, focused on connecting technology to business strategy. With over 16 years of experience in highly complex corporate environments, I bring domain expertise in Cloud Computing (Oracle OCI), Docker containerization on Linux, and Microsoft 365 administration.
I specialize in designing and implementing advanced FinOps solutions for cost optimization on Oracle Cloud (OCI), including AI cost monitoring with real-time tracking by LLM model, tokens, and per-inference cost. In my current role, I built an end-to-end OCI FinOps solution with unified dashboards, budget alerts, cost-attribution reports, and automated tracking policies—then implemented rightsizing and optimization strategies to reduce waste in non-production. I also orchestrate multi-agent AI pipelines (RAG) with n8n, administer OpenWebUI platforms, manage containerized infrastructure (Docker Compose/Linux/Nginx), and translate technical metrics into business language so governance and budget compliance become actionable. Previously, I administered EntraID and Microsoft 365, supported hybrid identity and network security with Fortinet, and handled system administration and incident/change management aligned to ITIL during the IBM → Kyndryl transition—strengthening service continuity, security posture, and operational reliability.
Experience
Work history, roles, and key accomplishments
Cloud Administrator
VITAI
May 2024 - Present (2 years)
Designed and implemented an end-to-end FinOps solution for Oracle OCI with unified cost visibility, dashboards, budget alerts, and rightsizing to reduce waste across non-production environments. Architected real-time AI cost monitoring by LLM model (tokens and per-inference cost) with anomaly alerts, and orchestrated multi-agent RAG pipelines in n8n processing 668+ batch queries.
Administered Entra ID (Azure AD) and Microsoft 365, maintaining identity security and availability SLAs for a corporate user base. Managed FortiGate firewall/VPN policies for hybrid environments and supported Dell PowerEdge servers, reducing MTTR through standardized incident handling.
Served as a technical focal point during the IBM to Kyndryl spin-off transition, ensuring service continuity and knowledge transfer. Administered Entra ID (Azure AD), Office 365, Okta, and 1Password, performing security patching and incident/change management per ITIL.
Education
Degrees, certifications, and relevant coursework
Hackers do Bem
Cyber Security Blue Team
Completed a Cyber Security Blue Team program with RNP and SENAI-SP in 2025.
IGTI
Master of Business Administration (MBA), Cloud Computing
Earned an MBA in Cloud Computing from IGTI in 2022.
INFNET
IT Management
Completed an IT Management program at INFNET in 2015.
Availability
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Salary expectations
Social media
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Skills
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