Senior IT Infrastructure Engineer (Tier 3)

Kontak Recruitment; Johannesburg; On-site; ZAR 540,000 - 900,000; Full time

Benefits offered by this job

Medical insurance

Quarterly performance bonuses

Death and disability cover

Flexible leave policy

Professional development

Standby allowances

Flexible shift options

Job summary

Kontak Recruitment is seeking an IT Infrastructure Engineer (T3) in Johannesburg. You will join a four-person infrastructure team led by a Head of Infrastructure to work on complex client environments.

The role offers a growth path with on-call support, on-site collaboration, and exposure to virtualization, storage, and security. A strong technical background and proactive mindset are essential.

Qualifications

• Minimum 5 years in IT infrastructure engineering or similar role.
• Strong knowledge of network protocols, routing, and switching.
• Experience with server hardware and storage.
• Hands-on with virtualization such as VMware or Hyper-V.
• PowerShell or Python scripting is advantageous.
• Certifications such as CompTIA Network+, CompTIA A+, MCSE, Azure Administrator, M365 or Fortinet NSE 4 are preferred.
• Excellent analytical and problem-solving capabilities.
• Strong communication and teamwork skills.
• Willingness to work occasional evenings or weekends and be on-call.

Responsibilities

• Design, deploy and maintain IT infrastructure including servers, networks and storage systems.
• Provide advanced Tier 3 support, handling escalations from Tier 2 and NOC.
• Monitor performance to ensure high availability and reliability; resolve issues proactively.
• Perform regular maintenance, patches, and updates.
• Implement and manage security measures to protect systems and data.
• Manage virtualization environments including VMware and Hyper-V.
• Assist in deployment and configuration of new infrastructure components.
• Perform backups and oversee recovery procedures.
• Document infrastructure configurations, procedures and changes.
• Collaborate with IT team to continuously improve services.
• Occasionally backfill on client sites when required.
• Stay current with emerging industry trends and technologies.

Skills

Networking knowledge

Routing & Switching

Server hardware

Virtualisation

PowerShell/Python

Communication

On-call readiness

Tools

VMware

Hyper-V

Fortinet NSE 4

MCSE / Azure / M365

Job description

Kontak Recruitment is seeking an IT Infrastructure Engineer (T3) in Johannesburg. You will join a four-person infrastructure team led by a Head of Infrastructure to work on complex client environments.

The role offers a growth path with on-call support, on-site collaboration, and exposure to virtualization, storage, and security. A strong technical background and proactive mindset are essential.