Arun Abraham
Knoxfield,VIC
Summary
Dedicated and detail-oriented Infrastructure and Security Engineer with practical experience in cybersecurity, cloud computing, network administration, and automation scripting. Proficient in managing Microsoft 365, Azure environments, and infrastructure security. Demonstrates initiative and eagerness to learn through involvement in diagnosing complex issues, supporting and taking on infrastructure projects, and contributing to security incident responses. Strong teamwork, communication, analytical, and problem-solving skills developed from IT support and administrative experience.
Overview
2
2
years of professional experience
Work History
Junior Infrastructure and Security Engineer
Johns Lyng Group
11.2024 - Current
- Leading Intune deployment project, migrating over 4000 devices from Group Policy management to Intune, primarily in hybrid configuration with new devices utilizing Entra ID join (helping company move cloud native and reduce On Prem reliance).
- Troubleshooting Azure DevOps pipelines.
- Developing PowerShell scripts for automation and reporting
- Collaborated with external MSP to diagnose issues related to Fortinet firewalls and the Forticlient fabric.
- First point of contact for most escalations from the IT Helpdesk
- Training the rest of the IT staff in basic Security Operations Center (SOC) tasks and introducing tooling like Threat Intelligence websites and sandboxing tools (Any.run, Browserling)
- Triaging and actioning security alerts as Internal SOC team (using Microsoft Defender and Rapid7 products)
- Writing queries in Defender Advanced Hunting (KQL) and Rapid7 Insight IDR (LEQL) for security incidents
- Providing infrastructure support for Windows Servers and On-prem Active Directory.
- Leading Tenant-to-Tenant migration of a new company in the group using third-party tools (MigrationWiz, Movebot etc) for integration into JLG IT.
- Worked with Microsoft Compliance portal, especially eDiscovery for auditing and data recovery purposes.
IT Support Engineer
Buddybet
06.2023 - 11.2024
- Administered Entra ID and managed Azure Tenant, deploying virtual machines, storage accounts, Function apps, and virtual networks in a tenant with over 500 resources.
- Deployed Azure Frontdoor and storage account configurations using Infrastructure as Code (Bicep)
- Worked with external SOC to address security vulnerabilities, improve secure scores, and configure Microsoft Intune for compliance and security.
- Utilized KQL queries in Azure Log Analytics and Sentinel to diagnose issues, monitor email interactions, and investigate security alerts.
- Developed and implemented automation scripts to streamline critical IT processes, including server outage reporting, onboarding new users, and automating distribution of Android application packages (APKs).
- Supported mobile application builds using GitHub Actions for CI/CD pipelines, resolving build issues
Education
Bachelor of Computer Science (2023 - 2024) -
Swinburne University of Technology
Melbourne, VICBachelor of Engineering (Honours)/ Bachelor of CS -
Swinburne University of Technology
Melbourne, VIC01-2023
Skills
- Microsoft Azure, Microsoft 365 Administration
- DevOps Tools (Azure DevOps, GitHub Actions)
- Automation and Scripting (PowerShell, Python)
- Analytical and Problem-Solving Skills
- Device Management (Intune, Jamf, Group Policy, Entra ID)
- Security Incident Response (Defender, EntraID, KQL)
- Active Directory
- Infrastructure as Code (Bicep)
- Linux (Debian, Kali)
- Troubleshooting and diagnostics
Timeline
Junior Infrastructure and Security Engineer
Johns Lyng Group
11.2024 - Current
IT Support Engineer
Buddybet
06.2023 - 11.2024
Bachelor of Computer Science (2023 - 2024) -
Swinburne University of Technology
Bachelor of Engineering (Honours)/ Bachelor of CS -
Swinburne University of Technology
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