System Administrator

Your day in the office:

Requires excellent interpersonal skills, including the ability to communicate clearly and professionally, both verbally and in writing; the ability to be highly flexible in varying situations; the ability to work independently; the ability to organize and prioritize duties; ability to work in conjunction with other team members and key stakeholders, externally and internally.

• Windows Server Administration:

- Install, configure, and maintain Windows Server environments (2008 2022).

- Perform routine system monitoring, verify the integrity, and availability of hardware, server resources, and databases.

- Troubleshoot and resolve server-related issues, including performance problems, connectivity issues, and security vulnerabilities.

- Manage Active Directory (AD), Group Policies, DNS, DHCP, and file-sharing services.

• Active Directory Management:

- Administer and maintain Active Directory for user, group, and device management.

- Configure and manage Group Policy Objects (GPOs) for security and compliance.

- Implement and manage Active Directory Federation Services (ADFS), if applicable.

- Ensure proper configuration of user permissions, access control policies, and LDAP integration.

- Monitor AD replication, troubleshoot any issues, and ensure the overall health and performance of AD services.

• Microsoft 365 Management:

- Administer Microsoft 365 services (Exchange Online, SharePoint, OneDrive, Teams, etc.).

- Manage user accounts, licenses, permissions, and group policies within Microsoft 365.

- Provide M365 platform support and troubleshooting for issues related to email, collaboration tools, and cloud storage.

- Implement M365 security protocols, including Multi-Factor Authentication (MFA) and Conditional Access policies.

• Firewall Management:

- Configure, monitor, and maintain enterprise firewalls (e.g., SonicWall, Fortinet).

- Apply firewall rules and policies to protect the internal network.

- Analyse firewall logs and take necessary actions in case of threats or breaches.

- Collaborate with other teams for network segmentation and security improvements.

• VoIP Support:

- Configure, maintain, and troubleshoot VoIP solutions (e.g., Cisco, Avaya, 3CX, Microsoft Teams Direct Routing).

- Monitor call quality and resolve any related performance issues.

- Ensure uptime and reliability of communication systems.

• Technical Support and Troubleshooting:

- Provide expert-level technical support to internal staff, troubleshooting hardware, software, network, and system-related issues.

- Respond to support tickets and resolve problems within established SLAs.

- Document solutions and provide user training as necessary.

• System Security & Backup:

- Perform system backups and ensure disaster recovery processes are in place and tested regularly.

- Implement and monitor security protocols to protect the company’s network, data, and systems from cyber threats.

- Regularly update and patch systems to ensure they remain secure and compliant.

• Hyper-V Virtualization:

- Administer and manage Hyper-V virtual environments, ensuring optimal performance and availability.

- Deploy, configure, and maintain virtual machines (VMs), virtual switches, and Hyper-V clusters.

- Troubleshoot virtual environment issues, including resource allocation, VM migration, and performance monitoring.

• Laptop Configuration & Troubleshooting:

- Configure new laptops and desktops (Windows OS) for employees, including OS installation, application setup, and network configuration.

- Provide support for hardware and software issues on laptops and desktops, including diagnosing and fixing performance issues, software malfunctions, and hardware failures.

- Maintain a standardized laptop image for consistent setup and deployment across the organization.

• Laptop/Asset Maintenance:

- Manage the lifecycle of laptops and other end-user devices, including inventory tracking, maintenance, and replacements.

- Ensure timely updates to device configurations and software patches.

- Coordinate with vendors for warranty services and repairs.

- Track and manage IT assets, ensuring proper documentation and compliance with company policies.

• Network Understanding & CCNA-level Expertise:

- Understand and manage network infrastructure, including LAN/WAN, IP addressing, routing, and switching.

- Troubleshoot network connectivity issues across internal networks and cloud-based services.

- Configure and troubleshoot network devices, including switches, routers, and wireless access points.

- Monitor network performance, ensuring efficient traffic management and identifying bottlenecks or security vulnerabilities.

- Maintain and implement network security protocols to safeguard internal communications and systems.

- Experience with Cisco routers, switches, and network protocols (e.g., TCP/IP, DHCP, DNS, VPNs, VLANs).

- CCNA-level knowledge or certification (or similar network certification) strongly preferred.

• Collaboration & Reporting:

- Work closely with other IT professionals to ensure smooth and efficient operation of all systems.

- Assist in system migrations, upgrades, and ongoing infrastructure improvements.

- Provide regular system performance reports and suggest improvements