Senior IT Infrastructure Engineer — Onsite & Networking

Communicate Finance; South Africa; On-site; ZAR 63,000 - 77,000; Full time

Job summary

Medtronic in Johannesburg, South Africa is seeking a Senior IT Technologist Site Infrastructure & Operations responsible for designing, deploying and documenting infrastructure across offices, manufacturing, and labs.

You will support network, servers, storage, and backup; perform onsite hardware installs and cabling; coordinate vendors; and ensure reliability, security and business continuity through upgrades and lifecycle management.

Qualifications

• Bachelor's degree with 4+ years of IT infrastructure experience or advanced diploma with 6+ years.
• 3+ years hands-on experience supporting enterprise networks, servers, storage, and backup.
• Experience troubleshooting complex infrastructure incidents in enterprise environments.
• Experience with networking technologies, enterprise systems, and monitoring tools.
• Ability to perform onsite infrastructure work, including hardware installation up to 23 kg.

Responsibilities

• Design, deploy, and document infrastructure solutions aligned with business, architectural, and compliance requirements.
• Support and optimize network infrastructure including routers, switches, wireless networks, firewalls, and site connectivity.
• Troubleshoot complex infrastructure issues through diagnostics, monitoring tools, log analysis, and performance assessments.
• Perform onsite infrastructure activities including hardware installation, rack and stack, cabling, configuration, and asset lifecycle management.
• Lead or support infrastructure projects across multiple sites, ensuring delivery against scope, milestones, and timelines.
• Coordinate vendors and service providers to support infrastructure maintenance, installations, and operational requirements.
• Maintain infrastructure reliability, capacity, performance, and security through upgrades, patching, and lifecycle management.
• Create and maintain technical documentation, standards, procedures, and operational support materials.orking, compute, storage, backup, cloud, and hybrid environments.

Skills

IT infrastructure design

Network troubleshooting

Onsite hardware installation

Documentation & standards

Project coordination

Education

Bachelor's degree in IT or related field

Advanced Diploma in IT

CCNA certification

Tools

Networking equipment proficiency

Job description

Medtronic in Johannesburg, South Africa is seeking a Senior IT Technologist Site Infrastructure & Operations responsible for designing, deploying and documenting infrastructure across offices, manufacturing, and labs.

You will support network, servers, storage, and backup; perform onsite hardware installs and cabling; coordinate vendors; and ensure reliability, security and business continuity through upgrades and lifecycle management.