Senior Technical Support Engineer - Linux

Job Title: Senior Technical Support Engineer - Linux

Job Purpose: IT Infrastructure Analyst is a key member of the Offshore Operations Delivery Centre responsible for managing and supporting enterprise server infrastructure across Linux, AS400, and AIX platforms. The role focuses on ensuring operational stability, infrastructure compliance, and process automation while providing L1–L2 support and contributing to continuous improvement of systems and documentation.

Qualification: Engineering Degree (Computers / Electronics)

Certification: Certifications such as Red Hat Certified Engineer (RHCE), IBM Certified System Administrator – AIX, or IBM iSeries certifications are preferred.

AI-related training or certification will be considered an added advantage.

Experience: Minimum 5–8 years of hands-on experience in Linux (RedHat/CentOS/Ubuntu), AS400, and AIX

Responsibilities:

• System Administration & Support

1. Manage and maintain Linux (RedHat/CentOS), AS400 (IBM iSeries), and AIX systems across production and non-production environments.
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2. Provide L2-level support for server infrastructure, including troubleshooting, performance tuning, and patching.
   
3. Responsible for managing system health, capacity, and performance.
    
4. Understanding of monitoring tools such as SolarWinds, Manage Engine, Dynatrace etc

• Infrastructure Operations

1. Implement and manage virtualization platforms (e.g., VMware, PowerVM).
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2. Coordinate software upgrades, hotfixes, and kernel updates across platforms.
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3. Maintain high availability and disaster recovery configurations.

• Automation & Scripting

1. Develop and maintain automation scripts using Bash or PowerShell.
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2. Support configuration management using tools like Ansible or Puppet.

• Security & Compliance

1. Ensure systems are compliant with internal and external audit requirements.
   
2. Implement security hardening measures and vulnerability remediation.

• Collaboration & Documentation

1. Work closely with cross-functional teams (network, storage, application) to resolve incidents and implement changes.
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2. Maintain detailed documentation for system configurations, SOPs, and change logs.

Mandatory:

Infrastructure Knowledge: Familiar with enterprise components like Active Directory, DNS, DHCP, LDAP

Virtualization: Proficient in VMware, PowerVM; exposure to containerization (Docker, K8s)

Scripting & Automation: Strong scripting using Bash, Python, PowerShell; config management via Ansible or Puppet

Monitoring & Performance: Experience with tools like SolarWinds or Nagios, performance tuning & alerts

Backup & Storage: Familiarity with Veritas, Veeam, NetBackup; understanding of enterprise storage systems

Security Patching: Deploy and manage patch repositories (Manage Engine, Red Hat Satellite, SUSE Manager, etc.), Define sync schedules, approval workflows, and deployment groups, Configure baselines and compliance policies for the patch level

Security & Compliance: System hardening, vulnerability remediation, and knowledge of audit requirements

Documentation & SOPs: Ability to draft clear SOPs and maintain infrastructure documentation

Cloud Exposure (Nice to Have): AWS, Azure, hybrid infrastructure models

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