Linux Engineer

Key responsibilities:

. Administer and optimize server performance.

. Perform24 x 7 stand-by for service contract and maintenance services in rotating basis for critical production systems, ensuring high availability and system health.

. Coordinate with vendors and support team on problem resolution, implementation issues and upgrades.

. Perform root cause analysis and implement corrective actions.

. Deliver technical assistance for application and hardware issues.

. Manage storage provisioning and expansion.

. Ensure timely application of security patches and OS updates.

. Perform user administration tasks.

. Support backup and disaster recovery operations using enterprise backup system.

. Provision and manage LUNs using Pure Storage.

Project Specific Expertise Needed:

1. Enterprise OS Management (RHEL/Linux):

. System configuration, maintenance, and troubleshooting

. Performance tuning and optimization

. Filesystem management and storage allocation

2. Directory Services & Authentication:

. LDAP and Kerberos configuration and management

. Identity management implementation

3. Patch& Update Management:

. Experience with Red Hat Satellite or similar tools

. Planning and execution of system updates

4. OS Security & Compliance:

. OS hardening based on CIS benchmarks

. Security patching and compliance auditing

5. Monitoring& Management Tools:

. Deployment of system monitoring agents

. Performance monitoring and troubleshooting

6. Automation& Scripting:

. Use scripting for automation and task scheduling

7. Virtualization& Cloud:

. Experience with hypervisors and virtual machines

. Knowledge of Microsoft Azure, load balancers, firewalls, and OS clustering

8. Backup& Disaster Recovery:

. Implementation of OS-level backup solutions

. Disaster recovery planning and testing

9. Storage Technologies:

. Familiarity with Pure Storage

. LUN provisioning and management

Requirements:

. 5years of experience in Linux Server administration, implementation &Troubleshooting, esp. REHL.

. Red Hat Certified System Administrator (RHCSA)is preferred.

. Experienced in Linux clustering & VM level Linux cluster.

. Experience in OS installation, configuration and fine tuning, security hardening, system audit.

. Experience in ITIL process - Incident management, Change management, Configuration management.

. Good experience in automating with Shell scripting and ansible.

. Basic experience in public clouds such as AWS & Azure is preferred.

Soft Skills:

. Strong written and verbal communication skills

. Ability to convey technical concepts to both technical and non-technical audiences

. Innovative and proactive approach to system administration