System & Network Administrator

1. Systems Administration
Manage, monitor, and maintain Windows Server environments, including Active Directory (AD), DNS, DHCP, Group Policy, and File/Print Services.
Administer Microsoft 365 services, including Exchange Online, SharePoint, OneDrive, Intune, and Microsoft Teams.
Manage virtualization platforms such as VMware or Hyper-V.
Perform system updates, patch management, backups, disaster recovery activities, and regular health checks.
Maintain and optimize server infrastructure, storage systems, hardware, and on-premises applications.
Administer and support Citrix Virtual Apps and Desktops, including application publishing, image management, and session troubleshooting.
2. Network Administration
Configure, manage, and troubleshoot firewalls, switches, routers, wireless networks, VPNs, and network segmentation.
Monitor network availability, performance, utilization, and capacity planning.
Manage IP addressing schemes, VLAN configurations, routing, and network documentation.
Ensure stable and secure network connectivity across all business locations.
3. Security & Compliance
Implement and maintain security best practices across servers, endpoints, cloud services, and network infrastructure.
Manage and monitor antivirus solutions, Endpoint Detection & Response (EDR), Multi-Factor Authentication (MFA), and identity protection systems.
Conduct security reviews, vulnerability assessments, and support compliance audits.
Monitor security logs, investigate incidents, and support remediation activities.
4. User Support & IT Operations
Provide Tier 2 and Tier 3 technical support for infrastructure-related issues.
Troubleshoot and resolve complex system, network, and application problems.
Collaborate with internal teams to improve IT processes and operational efficiency.
Document technical procedures, system configurations, troubleshooting guides, and knowledge base articles.
Participate in on-call support and infrastructure maintenance activities when required.
5. Infrastructure Optimization & Continuous Improvement
Evaluate and recommend infrastructure improvements to enhance performance, security, and reliability.
Support IT projects, migrations, upgrades, and new technology implementations.
Monitor system health and proactively identify potential issues before they impact operations.
Ensure high availability and business continuity of critical IT systems.