Available for relocation across Europe • Open to hybrid & remote roles

Alin Florin Popescu

Senior System Administrator | Cloud Infrastructure | IT Service Management

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GitHub • LinkedIn • Email
8+
Years Experience
Enterprise & Cloud IT
7
Certifications
AZ-104, AI-900, ITIL 4...
Multi-Cloud
Hybrid Platforms
Azure • AWS • GCP
FinOps
Cloud Financial Ops
Cost Governance & Rightsizing

Verified Credentials

Certified in Cloud, Security, AI & Service Management

Azure Administrator (AZ-104) Azure AI (AI-900) ITIL® 4 Foundation OpenSM Foundation View all 7 credentials →

Current Focus & Technical Initiatives

Key strategic areas and engineering objectives I am actively driving

Cloud FinOps & Optimization

Establishing cloud financial governance across Azure, AWS, and GCP. Driving systematic rightsizing, waste elimination, automated shutdown routines, and resource cost allocation.

Cost Governance Azure / AWS / GCP Rightsizing

IaC & GitOps Automation

Architecting repeatable, secure Infrastructure as Code with Terraform modules and automated CI/CD pipelines to eliminate manual configuration drift in hybrid environments.

Terraform GitOps PowerShell / Bash

Core Hybrid Services & Security

Administering core directory and network services (Active Directory, DNS/DHCP, GPO), automating enterprise certificate lifecycles via Venafi, and managing Citrix Cloud access.

Active Directory Venafi PKI Citrix Cloud

IT Governance & Leadership

Adhering to ITIL 4 service delivery standards, managing strict enterprise SLAs, conducting technical interviews, and mentoring junior systems engineers.

ITIL 4 SLA Management Technical Mentorship

Skills & Technical Ecosystem

Hands-on enterprise competencies, tools, and methodologies structured across 5 core engineering domains.

AZ-104 Certified

Cloud Architecture & FinOps

Enterprise multi-cloud engineering, rightsizing, automated cost attribution, and hybrid cloud integration.

Toolchain & Technologies
Microsoft Azure Microsoft Azure Certified (AZ-104)
AWS AWS Basic
Google Cloud Google Cloud Medium
Cloud FinOps Advanced
Oracle Cloud Oracle Cloud Basic
  • Cloud FinOps governance & waste reduction
  • Multi-cloud landing zones & networking
  • Automated Azure Cost Management & tagging
Infrastructure as Code

IaC, Automation & DevOps

Declarative infrastructure as code, configuration management, and automated GitOps CI/CD delivery.

Toolchain & Technologies
Terraform Terraform Medium
Ansible Ansible Medium
PowerShell PowerShell Advanced
Bash Bash Advanced
Python Python Medium
Git & Forgejo CI Git & Forgejo CI Medium
  • Reusable modular Terraform architectures
  • Automated provisioning & configuration with Ansible
  • PowerShell, Bash & Python scripting automation
Hypervisors & Systems

Virtualization & Systems

Bare-metal hypervisors, clustered storage, containerization, and enterprise disaster recovery.

Toolchain & Technologies
Proxmox VE Proxmox VE Medium
VMware vSphere VMware vSphere Medium
Microsoft Hyper-V Microsoft Hyper-V Advanced
Docker & Compose Docker & Compose Basic
Linux Administration Linux Administration Advanced
Veeam Backup & DR Veeam Backup & DR Advanced
  • Proxmox VE & VMware vSphere hypervisor clusters
  • Enterprise backup architectures with Veeam Backup & Replication
  • Linux (RHEL, Debian) & Windows Server administration
SC-900 Certified

Security, Identity & PKI

Enterprise directory architectures, group policies, automated certificate lifecycles, and secure remote access.

Toolchain & Technologies
Active Directory & GPO Medium
Venafi Certificate Management Medium
Citrix Cloud Citrix Cloud Basic
Sophos Enterprise Sophos Enterprise Medium
Network Security Medium
  • Active Directory, Entra ID & GPO hardening baseline
  • Automated Venafi certificate lifecycle & PKI compliance
  • Citrix Cloud virtual apps and Sophos endpoint protection
ITIL® 4 Certified

Observability & ITIL Governance

Proactive infrastructure monitoring, time-series telemetry metrics, strict SLA delivery, and enterprise IT service governance.

Toolchain & Technologies
Zabbix Zabbix Advanced
GLPI GLPI Advanced
Nagios Nagios Medium
Prometheus Prometheus Medium
Grafana Grafana Basic
ITIL® 4 Foundation ITIL® 4 Foundation Certified
  • Multi-host enterprise Zabbix & SNMP monitoring
  • Grafana operational dashboards & telemetry panels
  • ITIL 4 Foundation service management & SLA compliance

Latest Technical Articles

In-depth homelab, cloud & virtualization walkthroughs

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