Summary
Overview
Work History
Education
Skills
Certification
Projects
Industry Expertise
Timeline
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IBRAHIM ADIGUN ADENIREGUN

Nigeria,LA

Summary

Results-driven IT Infrastructure Engineer with extensive experience at MTN, focusing on cloud services management and disaster recovery initiatives. Achieved a remarkable 90% user adoption rate through effective process automation using PowerShell. Proven ability to enhance operational efficiency and security in diverse environments, while fostering collaboration within teams.

Overview

6
6
years of professional experience
1
1
Certification

Work History

Lead - Senior Windows Systems AND Infrastructure Engineer

MTN
01.2024 - Current
  • Deployed and managed Microsoft core products and services.
  • Implemented three Dell VxRail hyper-converged infrastructures within MTN data centers.
  • Transitioned SQL database workloads from Hyper-V environment to Dell PowerStore.
  • Configure and manage failover clustering on Microsoft Hyper-V Server for higher availability.
  • Implemented and managed Intune environments for PC management, mobile device management, and mobile application management.
  • Enhanced MTNer experience and fortified security through optimized Microsoft 365 capabilities, achieving notable cost savings by retiring on-premises workloads.

IT Infrastructure Engineer

MTN
01.2022 - 01.2024
  • Managed and configured Microsoft on-premise and cloud services including Active Directory, SCCM, DNS, DHCP, DFS, MIM Identity management.
  • Migrated all data from local NTFS share to enhance collaboration on SharePoint.
  • Achieved 90% user adoption of implemented solutions within the first 30 days.
  • Implemented automatic reporting and patching for Windows and Linux, improving overall management with ManageEngine Patch Manager Plus.
  • Collaborated with team to implement plans ensuring high availability and operational continuity.
  • Handled level 2/3 support for all server-related issues across more than 1,000 servers.
  • Configured Azure Active Directory to facilitate SSO across multiple external services.
  • Collaborated with the application team to develop and implement disaster recovery plans, and reduced recovery time in the event of a system failure.
  • Delivered L2/L3 support for email infrastructure across cloud and on-premises environments, ensuring operational excellence.
  • Enhanced the security of email exchanges by applying SPF, DMARC, and DKIM mechanisms to MTN Benin SMTP servers.
  • Facilitated migration of 900 mailboxes from MTN BENIN Exchange organization to Exchange Online through PST exports and user provisioning.
  • Collaborated with cross-functional teams to troubleshoot and resolve complex technical issues.
  • Contributed to defining and improving operational guidelines and procedures for monitoring, support, and documentation.
  • Maintained perfect audit results for Microsoft Active Directory governance and operational records.
  • Executed comprehensive management, achieving efficient configuration for large-scale deployment across all workstations.
  • Automated routine tasks using Ansible and PowerShell.
  • Developed consistent and efficient processes for remote customer and associate assistance.

IT Support Engineer

Premier Lotto Ltd
01.2019 - 01.2020
  • Administered diverse aspects of Microsoft Azure and associated cloud services such as Office 365, Azure AD, Exchange, Skype for Business, Microsoft Teams and OneDrive for Business.
  • Oversaw all aspects of Microsoft on-premise service administration and management.
  • Implement, administer, and troubleshoot VMware vSphere infrastructure.
  • Implemented MS Windows Clustering to optimize performance.
  • Plan and implement system upgrades, including hardware, operating systems, and periodic patch upgrades.
  • Optimized performance by resolving OS-level problems.
  • Skilled in user and device management using Intune.
  • Utilized PowerShell scripting for user management and task automation.
  • Created reference manuals that provided users with fast resolutions to frequent problems, leading to a 25% decrease in support tickets.
  • Implement and administer distributed file systems.
  • Coordinated distribution and installation of both hardware and software servers through SCCM for numerous clients.
  • Performed necessary maintenance to support network availability
  • Conducted implementation and assessment of file and print server setups.

Education

B.Sc. - Computer Science

National Open University of Nigeria

Skills

  • Disaster recovery
  • Cloud services management
  • Active Directory
  • Email administration
  • IT automation
  • PowerShell automation
  • Configuration management
  • Server hardware configuration
  • Critical thinking
  • IT Infrastructure Development
  • IT automation
  • Strong written and verbal communication skills
  • Strong ethics and professionalism
  • Infrastructure deployment
  • Virtualization technologies
  • Microsoft Azure
  • Disaster recovery
  • Cloud services management
  • Active Directory
  • Email administration
  • PowerShell scripting
  • Technical documentation
  • Problem solving
  • Strategic planning
  • Productivity Improvement
  • Strong ability to take ownership of issues
  • Positive attitude
  • Team player

Certification

  • Microsoft Certified: Azure Solutions Architect Expert
  • Microsoft 365 Certified: Endpoint Administrator Associate
  • Microsoft 365 Certified: Administrator Expert
  • Dell MidRange Storage Solutions Design 2023
  • VMware Certified Professional - Data Center Virtualization
  • VMware Certified Technical Associate - Data Center Virtualization
  • Certified Linux Administrator (LPIC-1)
  • Microsoft Certified: Azure Administrator Associate
  • Microsoft Certified Solution Expert (Windows Server 2016)
  • Microsoft Certified Solution Associate (Windows Server 2016)
  • Cisco Certified Network Associate (Routing & Switching)
  • Fortinet's Network Security Associate 1 (NSE 1)
  • Fortinet's Network Security Associate 2 (NSE 2)
  • Professional Computer Training; Diploma in Desktop Publishing

Projects

Contributed to the successful deployment of the Zigi Chatbot for MTN clients on Azure, expanding its reach and accessibility through integration with WhatsApp and Facebook platforms. Rollout and administered Intune environments for PC management, Mobile Device Management, and Mobile Application Management for MTN BENIN and configuration of Intune for clients, including MDM assignments and endpoint security baselines to reduce manual configuration time by 60%. Deployed three Dell VxRail hyper-converged infrastructures across data centers, migrating all workloads from Hyper-V to VMware environments on Dell hyper-converged infrastructure. Implemented Dell Power Store infrastructure with compute nodes, facilitating the migration of SQL database workloads from the Hyper-V environment to Dell PowerStore for improved efficiency and performance. Executed the migration of 900 users' email accounts from on-premises Exchange servers to Office 365 cloud-based platform. Led the planning, coordination, and execution phases of the migration project, ensuring minimal disruption to user productivity and seamless transition to the new email environment. Collaborated with cross-functional teams to address technical challenges and ensure compliance with security and data integrity standards throughout the migration process. Collaborated with the IT team to implement Beyond Trust Privileged Access Management, resulting in a 25% improvement in compliance with regulatory standards, and to reduce the risk of cyber-attacks. Rolled out SharePoint, OneDrive for MTN BENIN and migrated all data hosted on the local NTFS share to SharePoint for anywhere collaboration.

Industry Expertise

  • Workflow Planning
  • Productivity Improvement
  • Assertive personality
  • Strong ability to take ownership of issues
  • Positive attitude
  • Team player
  • Strong written and verbal communication skills
  • Strong ethics and professionalism
  • Infrastructure deployment
  • Virtualization technologies
  • Microsoft Azure
  • Disaster recovery
  • Cloud services management
  • Active Directory
  • Email administration
  • PowerShell scripting
  • Technical documentation
  • Problem solving
  • Strategic planning
  • Configuration management
  • Server hardware configuration
  • Critical thinking
  • IT Infrastructure Development
  • IT Automation

Timeline

Lead - Senior Windows Systems AND Infrastructure Engineer

MTN
01.2024 - Current

IT Infrastructure Engineer

MTN
01.2022 - 01.2024

IT Support Engineer

Premier Lotto Ltd
01.2019 - 01.2020

B.Sc. - Computer Science

National Open University of Nigeria
IBRAHIM ADIGUN ADENIREGUN