Senior Systems Administrator

About the role

Leroy Merlin South Africa is looking for a Senior Systems Administrator in Sandton, Johannesburg. The role provides systems administration and general IT support across the LMSA environment, including retail stores, covering the operation, maintenance and support of IT systems, infrastructure and end-user devices. It is a hands-on technical position with no management responsibilities.

Key responsibilities

• Manage incidents and service requests end-to-end in ServiceNow, keeping tickets updated and closed out
• Provide Level 2 end-user and endpoint support for Windows 10/11, macOS and basic Linux, including printing
• Triage and resolve incidents, including changes after trading hours when required
• Provide Level 2 support for in-house business applications and escalate Level 3+ issues to Adeo HQ in Lille, France
• Read logs, check system services and make small configuration changes
• Maintain runbooks, diagrams and technical documentation, and provide a monthly operations report
• Administer and troubleshoot Workspace ONE UEM for Windows, macOS, iOS and Android, including enrolment, profiles, compliance and remote remediation
• Troubleshoot Google Workspace Mail, Drive and Meet
• Assist with Meraki configuration (SSIDs, VLANs, Wi-Fi tuning) and coordinate with ISPs
• Support retail store hardware, endpoints and peripherals, remotely and via field service, and handle RMAs
• Support the mobile fleet: SIM swaps, line changes, APN configuration, usage queries, and asset and IMEI tracking

Required profile

• Matric, plus an IT diploma or degree, or CompTIA A+ and Network+ certifications
• Experienced candidates only; junior candidates will not be considered
• Proven experience managing and maintaining IT infrastructure, including servers, networks and storage systems
• Experience leading and mentoring junior IT staff
• Ability to work within least privilege access, Privileged Access Management and change control processes

Required skills

• ServiceNow ticket management
• Windows 10/11, macOS and basic Linux support
• Workspace ONE UEM and Meraki
• Google Workspace troubleshooting
• CompTIA A+ and Network+ (preferred)