Pretoria, South Africa | Posted on 30/03/2026 We are seeking a Senior Infrastructure Engineer to design, implement, and maintain high-availability Linux-based systems supporting critical production environments. The role focuses on delivering secure, resilient, and scalable infrastructure solutions across on-premise and cloud platforms. KeyResponsibilities Install, configure, and maintain Unix/Linux servers (SUSE, RHEL, Ubuntu) Monitor system performance and troubleshoot infrastructure issues Apply system updates, patches, and security fixes Manage and support high availability environments (e.g. Veritas Infoscale) Deploy and operate workloads on AWS and Azure Maintain system and operational documentation Ensure compliance with security standards and internal policies Manage Incident, Problem, and Change processes (ITSM) Track and update tasks and user stories (e.g. Jira) Support system stability and operational standards Participate in operational meetings and team coordination Provide guidance and mentorship to junior team members Participate in standby and weekend support when required Requirements Strong experience with Unix/Linux (especially SUSE) Proficiency in scripting (Bash, Python, Perl) Experience with High Availability systems (e.g. Veritas Infoscale) Knowledge of monitoring tools (e.g. Nagios, Grafana) Understanding of networking (DNS, DHCP, TCP/IP, SSH) Basic knowledge of Oracle and SAP environments AdvantageousSkills Private cloud technologies Monitoring & analytics tools (Dynatrace, Splunk) Windows Server knowledge ServiceNow experience Qualifications& Experience Degree in Information Systems or equivalent experience Minimum 5 years’ experience in IT operations Minimum 5 years’ experience in configuration management & automation Strong scripting and automation experience (Bash, PowerShell) Experience with cloud platforms (AWS, Azure) Version control experience (GitHub) Nice to have: Ansible / RHCE certifications Experience with Dynatrace, ServiceNow, Red Hat Satellite #J-18808-Ljbffr