DBiz.ai - L3 Linux Administrator - Configuration Management

Responsibilities :

- Install, configure, and maintain Linux servers (RHEL/CentOS, Ubuntu, Debian preferred).

- Manage system resources, including CPU, memory, and storage.

- Perform system upgrades, patching, and security hardening.

- Implement and maintain high-availability configurations (clustering, failover).

- Monitor system performance and proactively identify and resolve issues.

- Troubleshoot complex system problems and provide timely resolutions.

- Develop and maintain shell scripts (Bash, Python, Perl) for system automation and administration tasks.

- Automate routine tasks using configuration management tools (Ansible, Puppet, Chef).

- Implement and maintain security best practices, including firewalls, intrusion detection/prevention systems (IDS/IPS), and access control lists (ACLs).

- Respond to security incidents and perform necessary remediation actions.

- Manage and maintain virtualized environments (VMware, KVM, VirtualBox).

- Work with networking teams to troubleshoot network connectivity issues.

- Collaborate with other teams to ensure smooth system operations.

- Experience with cloud platforms like AWS or Azure, including cloud-based Linux deployments and management.

Qualifications :

- Proficiency in Operating Systems and Unix.

- Knowledge of Infrastructure management.

- Strong analytical and problem-solving abilities.

- Excellent communication and teamwork skills.

- (Preferred)Relevant certifications such as Red Hat Certified Engineer (RHCE) or similar.

- (Preferred)Experience in cloud environments like AWS or Azure