Arif A.

Syestems Engineer

Dell • Part-time

Jan 2026 - Present • 6 mos

▪ Analyse business and technical requirements to design and implement secure, scalable, and highly available enterprise IT infrastructure solutions. ▪ Design, install, configure, and manage Dell PowerEdge servers, blade server systems, and data centre hardware infrastructure. ▪ Perform Dell hardware administration and maintenance, including firmware upgrades, BIOS updates, driver patching, health monitoring, and lifecycle management. ▪ Manage system clusters and high availability environments to ensure fault tolerance, resilience, and continuous service availability. ▪ Administer Dell storage platforms including PowerStore, PowerScale (Isilon), PowerVault, and Data Domain in enterprise environments. ▪ Deploy and manage VMware vSphere and Microsoft Hyper-V virtualization platforms, including virtual machine lifecycle management, clustering, and performance optimisation. ▪ Manage Windows Server environments including Active Directory, DNS, DHCP, Group Policy, file services, identity management, and system security. ▪ Support hybrid cloud environments using Microsoft Azure and AWS, including compute, storage, networking, and identity integration. ▪ Configure and maintain Cisco routers and switches, along with Fortinet and Palo Alto firewalls, ensuring secure and reliable enterprise network infrastructure, including VLANs and routing. ▪ Design backup and disaster recovery solutions using Veeam Backup & Replication integrated with Dell Data Domain, and perform system monitoring, troubleshooting, and PowerShell automation to improve

IT Support, Office365 & Cloud Support

Fiverr • Freelance

Jun 2020 - Present • 6 yrs 1 mo

▪ Provide complete Desktop support including troubleshooting. root-cause analysis, software & patch installation, computer repair and solution recommendations over phone and chat mediums. ▪ Set up, configure and troubleshoot both Windows and macOS client OS issues and in-house applications issues. ▪ Analyze, evaluate and diagnose technical issues. ▪ Install, maintain, repair, upgrade and configure endpoint devices, software, printers, Internet, email, databases and security systems. ▪ Maintain regular backup and documentation. ▪ Set up, configure and maintain Windows Server 2012/2016/2019, AD & AAD environments. ▪ Provide support for Office 365 applications, Virtualization, Cloud and various business and personal software applications like Microsoft Teams, OneDrive, Google Drive, Dropbox, etc. ▪ Create and review technical documentation, procedural manuals, instructional and operational guides, technical reports, specifications and maintenance inventory systems. ▪ Provide user support and training on effective use of Microsoft Teams, SharePoint and the broader M365 product suite.

Systems Administrator (Information Security & Tech Operations)

Banks

Jun 2025 - Dec 2025 • 6 mos

▪ Acted as an escalation point for complex ICT and cyber security incidents, ensuring timely resolution and compliance with organizational security protocols. ▪ Administered and managed Active Directory, Group Policy Objects (GPOs), and LDAP for secure user access and system configuration enforcement. ▪ Collaborated with the Identity and Access Management (IDAM) team to manage identity lifecycle and enforce role-based access using Okta, SailPoint, and CyberArk. ▪ Configured and supported VPN access and Multi-Factor Authentication (MFA) for secure remote connectivity and access control. ▪ Administered Office 365 (Exchange Online, SharePoint, Teams) and manage permissions, mail flow, and secure collaboration settings. ▪ Managed Microsoft Intune and Endpoint Manager for device compliance, application deployment, and mobile device security. ▪ Supported and maintained Microsoft Azure environments, including user access, resource monitoring, and cloud service administration. ▪ Monitored and responded to security alerts using tools such as Microsoft Defender for Endpoint, Sentinel, and Splunk for threat detection and incident response. ▪ Maintained accurate IT asset records and documentation, including incident response procedures, system configurations, and user guides. ▪ Collaborated with cyber security, infrastructure, and operations teams to resolve incidents, conduct root cause analysis, and strengthen the organisation’s security posture. ▪ Provided technical support to end users across Microsoft Windows, macOS, Office 365, Active Directory, and enterprise applications on desktop and laptop devices.