📍 Sunninghill, Johannesburg💼 Office-based (08:00 17:00) As a Tier 3 Engineer, you will handle advanced technical issues across infrastructure, networks, and applications, while collaborating with internal teams, vendors, and stakeholders to deliver long-term solutions.Key Responsibilities: Provide advanced troubleshooting and resolution of complex IT incidents Conduct root cause analysis (RCA) and implement permanent fixes Support and optimize infrastructure, networks, and systems performance Manage critical escalations and liaise with external vendors when required Ensure system uptime, stability, and performance improvements Drive security best practices, including patching and vulnerability management Contribute to documentation, knowledge sharing, and mentoring of junior engineers Participate in strategic IT initiatives such as automation and system upgrades Key Skills & Experience: Proven experience in a Tier 3 / Level 3 IT support or infrastructure role Strong expertise in advanced troubleshooting across networks, servers, and applications Solid understanding of system performance, monitoring, and optimization Experience with root cause analysis and problem management Knowledge of IT security, patch management, and compliance standards Ability to work independently on high-impact, business-critical issues Strong communication skills with the ability to engage technical and non-technical stakeholders Requirements: Based in Johannesburg (preferably within close proximity to Sunninghill) Own reliable transport (client site visits required) Must have legal eligibility to work in South Africa What Success Looks Like: Reduced incident resolution times (MTTR) Improved system uptime and performance Effective root cause analysis and permanent issue resolution Strong contribution to team knowledge and continuous improvement Positive customer and stakeholder feedback Why Join Us?: Work on complex, high-impact technical challenges Be part of a collaborative and forward-thinking IT team Opportunity to contribute to strategic IT projects and innovation Apply Now! For more information contact:Raees SadekIT RecruitmentResearcher