Senior IT Technician/Firewall

ICTEngage; Roodepoort; On-site; ZAR 30 000 - 50 000; Full time

Job summary

A leading technical services firm is seeking an experienced Senior IT Technician/Firewall to join their team in Roodepoort, Gauteng. The ideal candidate will be responsible for managing IT projects, maintaining secure IT environments, and leading a technical team. Applicants should have over 5 years of relevant experience, including firewall management and Windows Server expertise. A valid driver's license and reliable vehicle are essential for this role.

Qualifications

• 5+ years experience managing and leading IT teams.
• 3+ years experience in Azure cloud architecture.
• Own reliable vehicle and valid driver’s licence.

Responsibilities

• Design, configure, and maintain Sophos Firewalls.
• Manage IT projects end-to-end.
• Provide mentorship to IT support staff.

Skills

Firewall configuration and maintenance (Sophos preferred)

Windows Server installation, maintenance, and troubleshooting

Microsoft 365 Admin Centre management

Network configuration and administration (routing, switching, VLANs, Wi-Fi)

Desktop support experience (onsite & remote)

Cloud architecture (Azure)

Endpoint security solutions (ESET)

PABX / VoIP systems

Education

Tertiary IT qualification

Tools

Azure

Microsoft 365

Sophos Firewalls

Job description

Overview

We are seeking an experienced and highly skilled Senior IT Technician/Firewall to join our client's technical team. This role is responsible for planning, implementing, and maintaining secure and scalable IT environments for multiple clients. You will manage IT projects end-to-end, supervise technical team members, and act as a trusted advisor on infrastructure architecture and network security solutions.

The ideal candidate is a lateral thinker, proactive, solutions-driven, and comfortable working independently.

Responsibilities

• Design, configure, and maintain Sophos Firewalls.
• Plan, lead, and execute IT infrastructure projects from concept to implementation.
• Install, configure, and maintain Windows Servers and ensure proper backups, patching, and system security.
• Manage Microsoft 365 admin and SharePoint environments, including user management, permissions, and governance.
• Perform email migrations (Exchange / IMAP / Microsoft 365).
• Provide advanced desktop support and troubleshooting (remote and onsite).
• Configure and administer networking infrastructure, including VLANs, routing, switching, and Wi-Fi.
• Deploy and manage cloud solutions, including Azure-based architectures and cloud-hosted servers.
• Manage RMM/Patch Management tools and ensure proactive monitoring and maintenance.
• Install and support endpoint security solutions (ESET).
• Configure and support PABX systems (VoIP).
• Document configurations, project deliverables, and client environment details.
• Provide mentorship and leadership to IT support staff and technicians.

Core Technical Expertise (Minimum Requirements)

• 5+ years experience managing and leading IT teams
• 5+ years hands-on experience with firewall configuration and maintenance (Sophos preferred)
• 5+ years experience with Windows Server installation, maintenance & troubleshooting
• 5+ years experience managing Microsoft 365 Admin Centre & SharePoint Admin
• Extensive experience with email migrations (Exchange / IMAP / Microsoft 365)
• 10+ years proven desktop support experience (onsite & remote)
• 10+ years experience with network configuration and administration (routing, switching, VLANs, Wi-Fi, etc.)
• Solid experience planning and leading IT infrastructure projects

Cloud & Infrastructure (Advanced Experience)

• 3+ years experience in Azure cloud architecture
• 3+ years working with cloud-hosted servers
• 3+ years experience managing backup solutions
• 3+ years experience with RMM & patch management

Security & Additional Technical Skills

• 3+ years experience installing and maintaining ESET Endpoint Security
• 2+ years experience configuring and supporting PABX / VoIP systems

Other essentials

• Own reliable vehicle and valid driver’s licence
• Professional communication & presentation skills
• Ability to work independently and self-manage projects

Advantageous (Not Required, But Benefits Your Application)

• Office 365 certification
• A+, N+
• Microsoft certifications (MCSA / MCSE)
• Azure certification
• Firewall certifications
• VMware experience
• Tertiary IT qualification