Senior Linux Systems Engineer

6 days ago

Johannesburg, Gauteng, South Africa Telesure Investment Holdings Full time
Job title : Senior Linux Systems EngineerJob Location : Gauteng, JohannesburgDeadline : May 04, 2025Quick Recommended Links
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Job Purpose

As per the Job Profile
Responsibilities

Infrastructure and Network Development and Maintenance

  • Direct and oversee infrastructure developments and maintenance to ensure business requirements can be met. Proactively maintain and develop all Linux infrastructure technology to maintain a 24x7x365 uptime service. Fault finding, analysis and of logging information for reporting of performance exceptions. Proactively monitoring system performance and capacity planning Create and modify scripts or applications to perform tasks. Plan and execute system fixes, updates, and enhancements. Ownership and execution of incident management and system maintenance. Manage, coordinate, and implement software upgrades, patches, hot fixes on servers, workstations, and network hardware.

Enterprise Infrastructure Modernisation

  • Drive advances in technologies and architectures to increase the value delivered by technology and digital capabilities, either through improvements to the efficiency of technology environment or through those that reduce the total cost of technology operations. Recommend and participate in activities related to the d sign, development and maintenance of the digital capabilities within the enterprise architecture.

Technical Developments Recommendation

  • Discuss and recommend more complex or innovative technical developments to improve quality of the website/portal/application software and supporting infrastructure to better meet business needs. Engineering of systems administration-related solutions for various project and operational needs.

Information Security

  • Lead in detecting and analysing security incidents including attacks, breaches, and identified vulnerabilities and remediate any security gaps in line with the security incident management procedure. Implement security procedures, as directed by security team.

Enterprise Architecture 

  • Contribute to architecture viewpoints that articulate business requirements. Maintain best practices on managing systems and services across all environments. Provide input on ways to improve the stability, security, efficiency, and scalability of the environment. Optimise and maintain performance, housekeeping, availability, serviceability, and recovery. Ensure system availability, functionality, integrity, and efficiency, and maintain system configuration and documentation.

Analysis of "As Is" and "To Be"

  • Document complex "as is" and "to be" processes and describe the changes required to migrate to the "to be" capability to record a curately the change required. Collaborate with other teams and team members to develop automation strategies and deployment processes.

Horizon Scanning 

  • Explore and develop a detailed understanding of external developments or emerging issues and evaluate their potential impact on, or usefulness to, the organisation.

Feasibility Studies

  • Conduct feasibility studies from a technological and organisaional perspective and document findings to complete cost-benefit analysis on implementing changes to business processes, products, or business unit structure.

Operational Compliance

  • Monitor and review performance and behaviors within area of responsibility to identify and resolve non-compliance with the organisation's policies and relevant regulatory codes and codes of conduct.

Personal Capability Building

  • Act as subject matter expert in an area of technology, policy, regulation, or operational management for the team. Maintain external accreditations and indepth understanding of current and emerging external regulation and industry best practices through continuing professional development, attending conferences, and reading specialist media.

Education

  • Grade 12/ SAQA Accredited Equivalent (Essential); Linux certifications (RHCT, RHCE and LPIC) (Essential); Bachelor's degree in Computer Science, Information Systems, or similar relevant degree (Advantageous)  (Required)

Experience

  • 8 to 10 years' experience in Linux technologies (Essential); Previous working experience as a Linux Administrator for 3-5 years' (Essential); Extensive Kubernetes and Docker experience (Advantageous)
     
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