HCL Technologies
HCL Technologies

Technical Lead (Support & Operations)

RoleSystems
LevelLead
LocationChennai, India
WorkOn-site
TypeFull-time
Posted2 days ago
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About the role

Job Summary

  • 4-8 years of experience in Linux Administration in a large Datacenter and Cloud environments (GCP)

  • Excellent knowledge in managing RHEL, Debian/ Centos/ Ubuntu Operating Systems

  • Knowledge of automation via Ansible

Key Responsibilities

  • Install, configure, maintain, and troubleshoot Red Hat Enterprise Linux (RHEL) servers in production, development, and testing environments.

  • Perform Linux server administration activities including patching, upgrades, package management, security hardening, and performance tuning.

  • Develop and manage Ansible playbooks for configuration management, server provisioning, deployment automation, and operational tasks.

  • Create and maintain Shell Scripts (Bash/Korn Shell) to automate system administration, monitoring, backup, and maintenance activities.

  • Administer and support VMware infrastructure including ESXi hosts, v Center, VM provisioning, cloning, migration, and resource management.

  • Monitor system performance, identify bottlenecks, and implement optimization measures to ensure system stability and availability.

  • Troubleshoot Linux OS, networking, storage, and application-related issues and perform root cause analysis.

  • Manage user accounts, permissions, ACLs, filesystem administration, LVM, and process management.

  • Configure and support Linux services such as SSH, NFS, DNS, FTP, Apache, and Cron jobs.

  • Ensure compliance with security standards, vulnerability remediation, and system hardening practices.

  • Collaborate with application, database, DevOps, and infrastructure teams for deployments and environment support.

  • Support backup, disaster recovery, and high-availability solutions.

  • Prepare technical documentation, SOPs, operational procedures, and system reports.

  • Participate in 24x7 production support and on-call rotation when required.

Skill Requirements

Primary-RHEL(Red Hat Enterprise Linux) OS, Scripting (Ansible),GCP cloud

  • Secondary
  • Debian/ Centos/ Ubuntu OS

Other Requirements

Cloud Knowledge of AZURE / AWS

Required skills

Linux

Ansible

Shell scripting

VMware

Cloud infrastructure

Security hardening

About HCL Technologies

Chennai

Headquarters