Senior IT Infrastructure On-Site Lead — Networks & Storage

Medtronic; Johannesburg; On-site; ZAR 600,000 - 900,000; Full time

Job summary

Medtronic is seeking a Senior IT Technologist to deliver advanced, hands-on infrastructure support across office, manufacturing, distribution, and lab environments. You will be the on-site expert ensuring stability, performance, and uptime of critical IT systems while coordinating with global IT teams.

Responsibilities include designing, deploying, documenting solutions, and guiding vendors through multi-site projects.

Qualifications

• Matric plus a 3-year IT diploma/degree with 4+ years of relevant experience.
• Hands-on experience across networks, servers, storage, and backup.
• Strong troubleshooting and diagnostic skills in infrastructure environments.
• Knowledge of Cisco/Juniper/Dell technologies.
• Excellent communication and stakeholder engagement.
• Ability to lift up to 23 kg and reliable transportation.

Responsibilities

• Design, deploy, and document infrastructure solutions that meet business, architecture, and compliance requirements.
• Manage system configuration, capacity, compatibility, reliability, and overall infrastructure performance.
• Monitor environments, troubleshoot issues, analyze logs, and implement changes to improve performance and efficiency.
• Provide advanced support for network infrastructure, including routers, switches, wireless, firewalls, and multi-site connectivity.
• Maintain secure and reliable LAN, WAN, and MAN networks, including patching, segmentation, and upgrades.
• Deliver onsite infrastructure support, including diagnostics, hardware installation, cabling, configuration, and asset lifecycle management.
• Lead or support local and multi-site infrastructure projects, ensuring milestones, resources, and delivery timelines are met.
• Coordinate vendors, procurement, and onsite service activities while aligning business, site, and regional infrastructure needs.
• Collaborate with stakeholders, global IT teams, and service providers to provide technical guidance, status updates, and recommendations.
• Create and maintain technical documentation, standards, SOPs, and support for networking, compute, storage, backup, cloud, and hybrid environments.

Skills

Networking

Servers

Storage

Backup

Troubleshooting

Security

Monitoring

Rack & Cabling

Cisco/Juniper/Dell

Communication

Education

Diploma/Degree in IT

Tools

VMware vSphere

Intune

SCCM

PowerShell

CCNA

Job description

Medtronic is seeking a Senior IT Technologist to deliver advanced, hands-on infrastructure support across office, manufacturing, distribution, and lab environments. You will be the on-site expert ensuring stability, performance, and uptime of critical IT systems while coordinating with global IT teams.

Responsibilities include designing, deploying, documenting solutions, and guiding vendors through multi-site projects.