Senior Systems Administrator

• Designing, setting up, and executing jobs to customise software
• Executing software upgrades to new versions and releases
• Integrating vendor products across platforms
• Utilising complex installation techniques and procedures
• Applying appropriate software maintenance fixes
• Acquiring and installing new software
• Generating, tuning, configuring, and upgrading system software
• Modifying existing software and/or creating software for specific business needs
• Design, implement, and manage backup and disaster recovery solutions for critical systems (Veeam, Ceph, Spectrum Protect, Flash Copy etc.)
• Design, implement & manage Virtual Tape Library
• Providing technical support in the installation and maintenance of products
• Providing technical support with multi-vendor integration at all levels, e. (communication gateways, data and file servers, overall management and linking networks)
• Provide Tier 3 support and troubleshooting for complex system
• Performing software product evaluation, including planning, installation, testing, and technical support for the applications
• Implementing and using capacity management tools
• Developing a database to maintain statistics for various hardware and software components
• Monitor system health, network performance, and system logs for proactive issue detection
• Implement and manage security policies, access control, and encryption protocols across all server
• Conduct security audits, vulnerability assessments, and ensure compliance with industry

JOB REQUIREMENTS

Qualification:

• Tech IT with 13+ years; OR
• Eng/B.Sc Hons IT 9+ years; OR

Experience:

• 9 years of relevant experience includes:
• System Administrator oriented role, preferably in a high-performance computing environment

Knowledge:

• Linux system installation, configuration and administration
• Operating systems (Windows, Linux, Ubuntu, )
• Security (intrusion detection, data backup/recovery)
• Scripting (Python, C C++ Programming Language)
• Databases (SQL )
• Hardware (server hardware, storage systems and other related components)
• Infrastructure-as-code (e.g., Ansible, Puppet, Chef)
• Distributed monitoring and alerting (e.g., Prometheus, Grafana, Elastic)
• Distributed logging (e.g., ELK stack)
• Deployment (e.g., MaaS, FAI)
• Virtualisation and containerisation (e.g., Openstack, proxmox, DockerContinuous integration (e.g., Jenkins, Buildbot, Github Actions)
• Distributed Storage (e.g., Ceph, Lustre, MinIO)
• Knowledge of high-performance computing infrastructure
• Knowledge of Ethernet networks