Professional Expertise

Practical Technical Capabilities & Core Domains

Comprehensive expertise managing production servers, cloud systems, and network security across 10 specialized domains.

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7+ Years

Hands-on IT Experience

Administration across production systems and cloud platforms

220+ Users

Active Enterprise Support

Supporting distributed workforce productivity

Level 2/3

Technical Troubleshooting

Root-cause resolution and incident triage

Microsoft 365 & Identity Administration

Complete tenant governance, Exchange Online mail flow, Teams collaboration policies, SharePoint architecture, and Microsoft Entra ID access controls.

Tenant configuration, role-based access control, and license optimization

Multi-Factor Authentication (MFA) enforcement and Conditional Access

Mail flow security, SPF/DKIM/DMARC auditing, and anti-phishing safeguards

Hybrid identity synchronization and password hash sync

Core Technologies:

Microsoft 365Exchange OnlineEntra IDTeamsSharePointMFA

Windows Server & Active Directory

Deploying and hardening enterprise Windows Server environments, Active Directory Domain Services, Group Policies, DNS, DHCP, and NTFS security.

Forest and domain maintenance with granular Organizational Unit (OU) structures

Centralized Group Policy Objects (GPO) for workstation and server hardening

DNS zone administration, DHCP failover scopes, and IP address management

File server deployment with strict NTFS permissions and auditing

Core Technologies:

Windows Server 2012–2022Active DirectoryGroup PolicyDNS / DHCPIIS

Microsoft Azure Infrastructure

Cloud computing workloads, virtual networking, Azure Front Door global routing, Web Application Firewall (WAF), and Azure Virtual Desktop planning.

Azure Virtual Machines deployment, sizing, and automated backup schedules

Virtual Networks (VNets), Network Security Groups (NSGs), and peering

Azure Front Door routing rules and Web Application Firewall (WAF) policies

Resource telemetry and performance metrics using Azure Monitor

Core Technologies:

Microsoft AzureAzure VMsAzure Front DoorWAFAzure MonitorAVD

Network & Firewall Administration

Perimeter defense with Sophos XG Firewall, secure SSL/IPsec VPN access, Layer 2/3 network switching, VLAN segmentation, and threat filtering.

Sophos XG Firewall policy configuration, firmware upgrades, and IPS rules

Secure remote-access SSL VPN and site-to-site IPsec tunnels

VLAN configuration, switch port management, and routing optimization

Operating system network stack tuning and security hardening

Core Technologies:

Sophos XG FirewallSSL VPNIPsecVLANsL2/L3 SwitchingNetwork Security

Virtualization, Backup & Disaster Recovery

VMware vSphere/ESXi and Microsoft Hyper-V management, automated Veeam Backup & Replication, and scheduled restore drills for business continuity.

Virtual host resource management, storage allocation, and VM provisioning

Veeam automated backup job scheduling and repository retention rules

Periodic test restores to verify data integrity before disaster strikes

Disaster recovery planning, RTO/RPO alignment, and failover preparedness

Core Technologies:

VMware ESXiHyper-VVeeam Backup & ReplicationDisaster Recovery

Infrastructure Monitoring & Alerting

Real-time telemetry using PRTG Network Monitor, sensor threshold configurations, ping latency monitoring, and automated notifications for rapid incident triage.

SNMP and WMI sensor deployments for CPU, RAM, disk space, and services

Customized network operations center (NOC) dashboards for at-a-glance visibility

Threshold-based alerting to prevent service interruptions and alert fatigue

Early warning detection for capacity planning and network congestion

Core Technologies:

PRTG Network MonitorSNMPWMIReal-Time TelemetryNOC Dashboards

IT Service & Asset Management

Structuring enterprise support workflows with GLPI ITSM, SLA tracking, ticket routing, and comprehensive hardware/software tracking with Snipe-IT.

GLPI Help Desk ticketing workflow design, SLA metrics, and priority queues

Automated email-to-ticket conversion and technician assignment

Snipe-IT hardware tagging, user check-out accountability, and lifecycle records

Software license tracking, expiration monitoring, and audit-ready reporting

Core Technologies:

GLPI ITSMSnipe-ITTicketing WorkflowsAsset LifecycleSLA Tracking

Level 2/3 Technical Troubleshooting

Calm, methodical diagnosis of mission-critical system failures, complex Active Directory replication anomalies, mail routing errors, and connectivity interruptions.

Deep root-cause analysis preventing repeat infrastructure failures

Operating system crash dump analysis, event log forensics, and performance tuning

Mail routing bounce diagnosis, message trace inspection, and delivery recovery

Cross-domain authentication and permission conflict resolution

Core Technologies:

Incident EscalationRoot-Cause AnalysisEvent Viewer ForensicsMessage Tracing

PowerShell Automation & Scripting

Authoring maintainable PowerShell scripts to automate user onboarding/offboarding, bulk Microsoft 365 licensing, recurring health checks, and audit reports.

Automated user provisioning across Active Directory and Microsoft 365

Bulk license management scripts based on department and group rules

Automated scheduled server resource audits exported to structured CSV files

Error logging, parameter validation, and safe execution guardrails

Core Technologies:

PowerShell 7+Microsoft Graph SDKActiveDirectory ModuleAutomation

010

Multi-Site IT Operations

Demonstrated experience coordinating and supporting synchronized IT infrastructure and 220+ distributed users across international borders and remote sites.

Synchronized directory services, file shares, and collaboration across locations

Consistent security policies applied uniformly regardless of physical branch

High availability communication bridges via VoIP (3CX) and Microsoft Teams

Support coordination across different time zones and regional compliance requirements

Core Technologies:

Multi-Site Operations3CX Phone SystemCross-Border SupportDistributed Infrastructure

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