Security à Singapour

Job Summary:

We are seeking a skilled and experienced Linux Systems and Storage Administrator. This role involves the installation, configuration, maintenance, and reliable operation of Linux server infrastructure and cutting edge software defined storage solutions. The ideal candidate will have a deep understanding of Linux operating systems, strong troubleshooting abilities, and proven experience in designing, implementing, and managing enterprise level software defined storage environments.

• Install, configure, and maintain Linux operating systems (e.g., Red Hat, CentOS, Ubuntu) on physical and virtual servers.
• Monitor system performance, troubleshoot issues, and ensure optimal uptime, stability, and security through patching and hardening.
• Manage user accounts, permissions, and access controls.
• Configure and manage core infrastructure services (e.g., DNS, DHCP, NTP, LDAP, VPN, ZTNA).
• Implement and manage system backups, recovery procedures, and participate in disaster recovery planning.

• Design, deploy, and manage highly available and scalable Software Defined Storage solutions (e.g., Ceph, GlusterFS, OpenEBS).
• Administer storage pools, volumes, and object storage, including capacity planning and performance optimization.
• Implement and maintain robust data protection strategies such as replication, snapshots, and erasure coding within SDS.
• Monitor SDS health, performance metrics, and troubleshoot issues to ensure data integrity and accessibility.
• Integrate SDS with virtualization (VMware, KVM) and container platforms (Kubernetes), automating provisioning via scripting and APIs.

• Automate routine tasks using scripting languages (Bash, Python, Perl) to enhance efficiency.
• Participate in on call rotations and collaborate with other IT teams on infrastructure projects and continuous improvements.
• Maintain accurate and up to date system documentation for all managed environments.

• Bachelor degree in Computer Science, Information Technology, Engineering, or a related field.
• 5 years of proven experience as a Linux System Administrator in a production environment.
• Strong hands on experience with the design, implementation, and administration of enterprise grade Software Defined Storage (SDS) solutions (e.g., Ceph, GlusterFS, OpenEBS, Veritas InfoScale, Nutanix Acropolis, or similar).
• Proficiency in administering various Linux distributions (e.g., Red Hat Enterprise Linux, CentOS, Ubuntu).
• Strong hands on experience with command line interface (CLI) and advanced shell scripting (Bash, Python, Perl).
• Solid understanding of networking concepts (TCP/IP, DNS, DHCP, firewalls, routing).
• Familiarity with virtualization technologies (e.g., VMware, KVM) and their integration with SDS.
• Excellent troubleshooting, problem solving, and analytical skills.
• Ability to work independently and as part of a team in a fast paced environment.
• Strong communication and interpersonal skills.

• Professional certifications such as Red Hat Certified System Administrator (RHCSA), Linux Foundation Certified System Administrator (LFCS), CompTIA Linux+, or LPIC 1.
• Experience with configuration management tools (e.g. Ansible, Puppet, Chef).
• Knowledge of cloud platforms (AWS, Azure, Google Cloud) and containerization technologies (Docker, Kubernetes).
• Experience with database systems (e.g. MySQL, PostgreSQL).
• Familiarity with IT security best practices and intrusion detection/prevention systems.

The above eligibility criteria are not exhaustive. A*STAR may include additional selection criteria based on its prevailing recruitment policies. These policies may be amended from time to time without notice. We regret that only shortlisted candidates will be notified.