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Arnel A.

System Administrator | IAM | Security | Windows & Linux

Verified
$10/hr

Outline

Looking for Full-Time work (8 hours/day) at $10/hour

Bachelor's Degree

English proficiency Conversational

Professional Summary

I am a Systems Administrator with over 10 years of experience supporting Windows and Linux environments.

Skills & Experience

Skills

Linux Server Administration 5-10 Years
Desktop Support 10+ Years
System Administration 10+ Years
Windows Server administration 10+ Years
Network & System Administration 10+ Years

Experience highlights

Security Engineer
iDentity9 · March/2025 – Present
Supported deployment and ongoing maintenance of Okta identity and access management platform.
Conducted security testing and cryptographic scanning using QryptoCyber platform.
Provided operational support on the Anetac security platform.
Managed and configured Microsoft Data Loss Prevention (DLP) tools to protect sensitive information and enforce data security policies.
System Administrator
Financial Fanatics · March/2019 – Present
Administer Google Workspace and Office 365 environments, including user onboarding/offboarding, license management, security configuration, and application deployment.
Perform daily health checks to ensure optimal server and network performance.
Troubleshoot and resolve hardware, software, and network/system issues.
Develop and maintain business continuity and disaster recovery protocols.
Deliver security awareness training to staff and end-users.
IT Solutions Architect
Ferrasys AB · April/2019 – Present
Administer Office 365 and Exchange Online, managing user accounts and licenses.
Manage Azure Virtual Machines and associated resources.
Build and configure application servers, including GitLab, Ansible Tower, and Redmine.
Administer and manage Linux servers, networking equipment, Ubiquiti devices, Yeastar systems, and other infrastructure components.
Coordinate with ISPs and VoIP providers to resolve connectivity and service issues.
System Administrator
QIMA · May/2017 – Present
Provide day-to-day support and troubleshooting for existing IT systems.
Administer and manage Windows Servers, Linux Servers, Citrix, and Web Servers.
Manage Office 365 and Exchange Online, including user onboarding/offboarding, and creating/managing shared mailboxes.
Perform daily health checks to ensure optimal server and network performance.
Conduct research to improve systems performance and enhance security.
Collaborate with development teams to implement software upgrades and patches.
Senior System Administrator
Delonix BPO · May/2016 – Present
Administer and manage firewalls, create policies and traffic shaping.
Assign workloads, projects, and shift schedules to Junior System Administrators.
Monitor threats and vulnerabilities, developing action plans for mitigation.
Coordinate with ISPs on connectivity issues, outages, and incidents.
Liaise with vendors and suppliers for infrastructure inquiries, quotations, and procurement.
Collaborate with external engineers, network engineers, and IT managers on client projects.
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