Linux Certified Senior System Administrator

Pretoria, Gauteng, South Africa

Job Description


My client is seeking a Senior System Administrator. The incumbent will be responsible for installation, testing, tuning, optimization, problem resolution, repairs, upgrades, and maintenance of a wide range of systems, including operating systems, data management products, office automation products, embedded systems, mobile systems, cloud systems, web systems, and utility enabling software. The position also entails high-level problem resolution for complex systems and implementation and monitoring of security policies across a large volume of instances. This position is based in Pretoria.Qualifications, skills and experience

  • A Bachelors Degree (NQF Level 7) or NQF 6 Diploma in computer science/engineering/information technology.
  • Certified Linux Administration.
  • Certified Virtualisation or cloud Administration.
  • 6 - 8 years of experience with server environments including the following:
  • Microsoft 365 Cloud Administration, configuration, and support
  • Linux operating systems; installing, configuring, and supporting Red Hat Enterprise Linux 7. x and 8. x, SUSE Enterprise Linux 12 and 15, Ubuntu 22.04.
  • Windows operating systems: installing, configuring, and supporting.
  • Virtualization technologies: Cloud and On-premises including VMware ESXi, Microsoft Azure, etc.
  • Identity and user management
  • Web and application support including, IIS, Apache, Apache Tomcat, Nginx
  • Security: Configurations, patch management and vulnerability management.
Expert knowledge in the following is required:
  • Operating systems: Manage the whole life cycle of the instances.
  • Automating tasks: Configuring and maintaining large number of instances with automation tools and scripting.
  • Service Management processes (Problem Management, Capacity Management, Service Design, Incident Management, etc.)
  • Storage solutions: SAN, Server storage, cloud storage
  • Knowledge of Commvault backup and recovery
  • Critical thinking/debugging skills from application to network layer.
Working experience and knowledge of the following is required:
  • Architecture and Design, Data Centre, and Facilities.
  • Governance and legislative practices.
  • Best practice ICT standards and procedures.
  • Logical thinking to gather and analyse information, design, and test solutions, and formulate plans
Key responsibilities:
  • Release Management: operational changes in the ICT infrastructure and applications
  • System Availability and Compliance: Service Level Agreements (SLAs) and adhering to ICT best practice standards.
  • Monitoring and Reporting: reporting of services/systems availability and capacity.
  • Stakeholder Advisory: aligning business and systems requirements with new technology implementations.
  • Maintenance Planning: Develop maintenance schedules for systems equipment.
  • Support Services: for the swift resolution of incidents.
  • Operational Analysis: for the improvement of IT systems.
  • Configuration Management: Track changes in configurations and update associated documentation accordingly.
  • Incident Response: Respond to outages and other infrastructure issues promptly in accordance with SLAs

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Job Detail

  • Job Id
    JD1354463
  • Industry
    Not mentioned
  • Total Positions
    1
  • Job Type:
    Full Time
  • Salary:
    Not mentioned
  • Employment Status
    Permanent
  • Job Location
    Pretoria, Gauteng, South Africa
  • Education
    Not mentioned