IT Infrastructure Specialist | IT Strategy | IT Manager | ERP, DMS, AI Agent & Digital Transformation Consultant
18+ years of experience in enterprise IT infrastructure, system administration, network infrastructure, cybersecurity, virtualization, backup, ERP/DMS implementation, IT strategy, AI automation, and digital transformation for business enterprises.
I'm Phuong Nguyen, an IT infrastructure specialist and enterprise IT practitioner with strong experience in system administration, infrastructure operations, IT strategy, ERP/DMS projects, network infrastructure, cybersecurity, AI automation, and digital transformation.
My personal websites and GitHub repositories are used to capture, organize, and share practical IT knowledge with the community, especially around Microsoft infrastructure, virtualization, cloud, network infrastructure, firewall, backup, cybersecurity, ERP, DMS, AI Agent automation, and enterprise digital transformation.
| Area | Description |
|---|---|
| Name | Phuong Nguyen |
| GitHub | @phuongnguyenitpro |
| Main Role | IT Infrastructure Specialist / IT Manager / IT Strategy Consultant |
| Experience | 18+ years in enterprise IT |
| Core Strengths | System Administration, Network Infrastructure, Firewall, Virtualization, Backup, ERP/DMS, AI Automation, Digital Transformation |
| Enterprise Focus | Practical, secure, scalable, and business-aligned IT solutions |
| Community Focus | Sharing scripts, deployment guides, troubleshooting notes, and real-world IT experience |
| Capability | Details |
|---|---|
| IT Strategy | IT roadmap planning, IT modernization, technology standardization |
| IT Management | IT operation management, service improvement, vendor coordination |
| IT Governance | Policy, compliance, access control, system risk review |
| IT Infrastructure | Enterprise infrastructure design, server, network, storage, backup, security |
| Business Continuity | Backup strategy, disaster recovery, high availability, recovery planning |
| Vendor Evaluation | Technical assessment, architecture review, risk analysis, long-term operation review |
| Enterprise Projects | ERP, DMS, Oracle-based systems, digital transformation, system integration |
| IT Advisory | Consulting for enterprise technology selection, implementation, and operation |
I have participated in and supported large enterprise technology projects, including ERP, DMS, Oracle-based enterprise systems, business process digitalization, and enterprise application integration.
| Area | Experience |
|---|---|
| ERP | ERP implementation, Oracle ERP / Oracle-based enterprise solutions |
| DMS | Distribution Management System implementation and integration |
| System Integration | ERP, DMS, mobile apps, databases, APIs, reporting systems, dashboards |
| Business Process | Requirement analysis, process review, workflow digitalization |
| Master Data | Master data planning, integration, synchronization, reporting foundation |
| Digital Transformation | Consulting for enterprise digital transformation and IT modernization |
| Risk Review | Technical architecture, security, scalability, data, vendor lock-in, long-term operation risks |
My goal is to help enterprises select, implement, and operate technology platforms that are practical, secure, scalable, and aligned with real business needs.
| Certification / Expertise | Area |
|---|---|
| MCSA | Microsoft System Administration |
| MCSE | Microsoft Enterprise Infrastructure |
| MCITP | Microsoft IT Professional |
| CCNA | Cisco Networking |
| VCP | VMware Virtualization |
| LPI | Linux Professional |
| IT Strategy & IT Management | Enterprise IT operation and planning |
| ERP / DMS Project Implementation | Enterprise business systems |
| Oracle-based Enterprise System | ERP, database, integration |
| Network Infrastructure & Firewall | Cisco, Fortinet FortiGate, Cisco ASA |
| Backup & Disaster Recovery | Veeam, Veritas, NetBackup |
| AI Agent & Automation | IT automation, workflow automation, AI-assisted operation |
| Digital Transformation Consulting | Enterprise modernization and system integration |
| Topic | Focus |
|---|---|
| Cloud Infrastructure | Hybrid cloud, enterprise cloud, cloud governance |
| Enterprise Architecture | Scalable, secure, and maintainable IT architecture |
| Cybersecurity | Infrastructure security, firewall, endpoint protection, hardening |
| Virtualization | VMware, Hyper-V, Proxmox, HA, cluster, storage, migration |
| Automation | PowerShell, Bash, SQL, IT operation automation |
| AI Agent | AI-assisted system administration, helpdesk, reporting, monitoring |
| ERP / DMS | Enterprise applications, integration, reporting, dashboards |
| Microsoft 365 | Exchange Online, hybrid Exchange, collaboration, governance |
| Network Infrastructure | Cisco, Fortinet, VPN, VLAN, routing, SD-WAN |
| Digital Transformation | Business process digitalization and enterprise IT modernization |
This GitHub will be used to share scripts, technical notes, deployment guides, automation tools, and real-world IT practices about enterprise infrastructure, system administration, cybersecurity, ERP/DMS, AI automation, network infrastructure, firewall, and digital transformation.
| Category | What I Share |
|---|---|
| Microsoft Infrastructure | Active Directory, Domain Controller, GPO, DNS, DHCP, File Server, Print Server, Windows Server administration |
| Microsoft Exchange & Microsoft 365 | Exchange Server deployment, migration, hybrid Exchange, Exchange Online, mail flow, security, backup |
| Virtualization | VMware vSphere, vCenter, Hyper-V, Proxmox VE, VM migration, HA, cluster, storage, virtual networking |
| Network Infrastructure | Cisco Router, Switch, VLAN, trunking, routing, VPN, SD-WAN, multi-site connectivity |
| Firewall & Security | Fortinet FortiGate, Cisco ASA, firewall policy, NAT, VPN, DMZ, hardening, endpoint protection |
| Backup & DR | Veeam Backup & Replication, Veritas Backup, NetBackup, VM backup, physical server backup, DR planning |
| ERP / DMS | ERP implementation notes, Oracle ERP, DMS integration, enterprise application architecture, workflow integration |
| Database & System | Microsoft SQL Server, Oracle Database, Linux administration, backup/restore, monitoring, tuning |
| AI Agent & Automation | AI Agent use cases, IT automation, AI-assisted reporting, monitoring, helpdesk automation, API integration |
| DevOps, Scripts & Tools | PowerShell, Bash, SQL scripts, deployment guides, checklists, troubleshooting notes, documentation templates |
| Technology | Experience |
|---|---|
| Windows Server | 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 / 2019 / 2022 / 2025 |
| Active Directory | Domain Controller, OU, Users, Groups, GPO, DNS integration |
| Group Policy | Security policy, user policy, computer policy, enterprise configuration |
| Infrastructure Services | DNS, DHCP, File Server, Print Server |
| Linux | Linux server administration and operation |
| System Operation | Hardening, troubleshooting, monitoring, maintenance, documentation |
| Technology | Experience |
|---|---|
| Exchange Server | 2010 / 2013 / 2016 / 2019 / SE |
| Exchange Deployment | Installation, configuration, mailbox, database, connector |
| Exchange Migration | Version upgrade, mailbox migration, hybrid planning |
| Exchange Online | Microsoft 365 email administration |
| Hybrid Exchange | On-premises and cloud coexistence |
| Mail Security | Mail flow, transport rules, anti-spam, backup, recovery |
| Technology | Experience |
|---|---|
| Microsoft 365 | Administration, users, licenses, governance |
| Exchange Online | Cloud email operation and management |
| SharePoint | Collaboration platform and document management |
| Microsoft Teams | Collaboration and enterprise communication |
| Google Cloud | Cloud service evaluation and enterprise advisory |
| Gemini API / Vertex AI | AI service advisory, governance, cost control, API usage review |
| Technology | Experience |
|---|---|
| VMware vSphere | Enterprise virtualization platform operation |
| VMware vCenter | Cluster, host, VM, storage, network management |
| Microsoft Hyper-V | Hypervisor administration and VM operation |
| Proxmox VE | Virtualization, cluster, storage, network design |
| High Availability | HA, live migration, cluster design concept |
| Migration | VM migration, conversion, backup/restore migration scenarios |
| Virtual Networking | vSwitch, VLAN, trunk, VM network design |
| Virtual Storage | Local storage, SAN, iSCSI, NFS, FC storage integration |
| Technology | Experience |
|---|---|
| Cisco Router | Routing, WAN, VPN, network operation |
| Cisco Switch | VLAN, trunking, access port, port-channel, LACP |
| VLAN | Network segmentation for users, servers, DMZ, backup, storage |
| Routing | Static routing and dynamic routing concepts |
| VPN | Site-to-site VPN and remote access VPN |
| SD-WAN | WAN optimization and multi-line operation concept |
| Multi-site Network | Branch connectivity and enterprise network operation |
| Network Troubleshooting | Connectivity, latency, routing, DNS, firewall, packet flow analysis |
| Technology | Experience |
|---|---|
| Fortinet FortiGate | Firewall, policy, NAT, VPN, SD-WAN, security operation |
| Cisco ASA | Firewall, VPN, access policy |
| Firewall Policy | Security rule design, review, optimization |
| NAT / VIP | Port forwarding, publishing internal services |
| VPN Security | Site-to-site VPN, remote access VPN, access control |
| DMZ | Public service zone design and security control |
| Endpoint Security | Antivirus and endpoint protection operation |
| Infrastructure Hardening | Security baseline, patching, access control |
| IT Risk Review | Security, compliance, architecture, operation risk assessment |
| Technology | Experience |
|---|---|
| Veeam Backup & Replication | VM backup, restore, replication, migration support |
| Veritas Backup | Enterprise backup operation |
| NetBackup | Enterprise backup platform |
| VM Backup | VMware, Hyper-V, Proxmox backup scenarios |
| Physical Server Backup | Server backup, recovery, migration |
| Disaster Recovery | DR planning, recovery procedure, testing |
| Business Continuity | BCP, backup policy, retention, operation checklist |
| Backup Monitoring | Job monitoring, alerting, restore verification |
| Technology | Experience |
|---|---|
| Microsoft SQL Server | Database administration, backup, restore, scripts |
| Oracle Database | Oracle-based enterprise database platform |
| Oracle Linux | Oracle database server environment |
| Data Warehouse | DWH environment, reporting data platform |
| SQL Scripts | Query, stored procedure, operation scripts |
| Database Migration | Migration, integration, backup/restore scenarios |
| Reporting | Dashboard, business reporting, data integration support |
| Technology / Area | Experience |
|---|---|
| ERP | ERP implementation, advisory, enterprise process support |
| Oracle ERP | Oracle-based enterprise solution deployment experience |
| DMS | Distribution Management System implementation and integration |
| Enterprise Applications | Architecture review, operation review, technical assessment |
| System Integration | ERP, DMS, mobile apps, database, reporting, APIs |
| Master Data | Data standardization, synchronization, integration planning |
| Workflow | Business process digitalization and enterprise workflow |
| Vendor Evaluation | Solution assessment, technical risk review, scalability review |
| Project Advisory | IT advisory for large enterprise transformation projects |
| Technology / Area | Experience |
|---|---|
| AI Agent | Enterprise AI Agent use cases for IT and business operation |
| AI-assisted IT | AI support for system administration, reporting, monitoring |
| IT Automation | Automation for helpdesk, infrastructure operation, checklist |
| Workflow Automation | Business process automation and approval workflow |
| API Integration | AI tools, ERP, DMS, databases, internal systems |
| Digital Transformation | Enterprise modernization and business process digitalization |
| AI Governance | Security, cost control, API key management, data protection advisory |
| AI Productivity | ChatGPT, Gemini, AI tools for enterprise productivity |
| Tool / Script | Experience |
|---|---|
| PowerShell | Windows Server, AD, Exchange, Microsoft 365 automation |
| Bash | Linux system administration and automation |
| SQL Scripts | SQL Server and Oracle operation scripts |
| GitHub | Code sharing, documentation, scripts, technical notes |
| Deployment Guides | Infrastructure deployment and configuration guides |
| Technical Checklists | Operation checklist, migration checklist, backup checklist |
| Troubleshooting Notes | Real-world issue analysis and solution documentation |
| IT Documentation | Templates, procedures, standards, operation manuals |
| Area | Experience |
|---|---|
| Monitoring | System health check, alerting, infrastructure monitoring |
| IT Operations | Daily operation, incident support, service improvement |
| ITSM | Service request, incident, problem, change support |
| IT Asset | Hardware, software, license, lifecycle management |
| Governance | IT policy, access control, compliance, standards |
| Risk Assessment | IT risk, security risk, vendor risk, system operation risk |
| Vendor Management | Technical coordination, solution review, support follow-up |
| Roadmap Planning | Enterprise IT modernization and improvement planning |
I’m looking to collaborate on:
| Collaboration Area | Description |
|---|---|
| IT System Administration | Windows Server, Linux, Active Directory, Exchange, Microsoft 365 |
| Infrastructure Design | Server, network, storage, virtualization, backup, security |
| Network & Firewall | Cisco, Fortinet FortiGate, Cisco ASA, VPN, SD-WAN |
| Virtualization | VMware, Hyper-V, Proxmox, HA, migration, backup |
| ERP / DMS | Enterprise application implementation and integration |
| Oracle ERP | Oracle-based enterprise system deployment and advisory |
| Backup & DR | Veeam, Veritas, NetBackup, disaster recovery planning |
| AI Agent & Automation | IT automation, workflow automation, AI-assisted enterprise operation |
| Digital Transformation | Enterprise process digitalization and IT modernization |
| Knowledge Sharing | Practical IT knowledge, scripts, guides, and real-world experience |
| Platform | Link |
|---|---|
| Blog | viettechgroup.vn |
| Website | phuongnguyenit.com |
| Blog | phuongnguyenblog.com |
| facebook.com/jsisen | |
| Twitter / X | twitter.com/jsisen |
| Phuong Nguyen Van | |
| YouTube | Phuong Nguyen IT |
| Contact | |
|---|---|
| Personal Email | phuong.lord@gmail.com |
| IT Contact Email | phuongit.contact@gmail.com |
| VietTechGroup Email | phuong.nguyen@viettechgroup.vn |
“Sharing real-world IT knowledge, practical scripts, enterprise infrastructure experience, AI automation practices, and digital transformation knowledge for the IT community.”