Track Lead - Red Hat Enterprise Linux, Red Hat Satellite, Red Hat Cluster
India
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Job Description
Track Lead - Red Hat Enterprise Linux, Red Hat Satellite, Red Hat Cluster
Chennai, Tamil Nadu

Job Summary

Responsible for the end-to-end lifecycle management of Linux server infrastructure. This role focuses on maintaining system availability, managing core network services (DNS, NFS, Mail), and ensuring the integrity of physical and virtual hardware. The candidate will act as a primary technical resource for operational stability and secure access management.

Key Responsibilities

Key Responsibilities Server Administration: Perform daily administration of Linux distributions (RHEL, CentOS, Ubuntu). Manage system uptime, process monitoring, and general OS troubleshooting to ensure 24/7 service availability. Boot Prom & Bootloader Management: Manage and troubleshoot boot-level configurations including GRUB, UEFI, and OpenBoot PROM. Resolve issues related to kernel parameters and system initialization. User Administration: Handle centralized and local user account management. Configure sudoers policies, SSH keys, and ensure compliance with identity and access management (IAM) standards. OS Package Administration: Manage software lifecycles using package managers (YUM, DNF, APT, RPM). Maintain local repositories, handle dependency resolution, and execute OS patching. Hardware Maintenance: Monitor physical server health (CPU, Memory, Power Supplies) via IPMI, iLO, or DRAC. Coordinate with vendors for hardware replacements and firmware upgrades. Jump Server Setup & Security: Design, implement, and maintain secure Jump Servers (Bastion Hosts) to provide controlled access to the internal server environment. NFS Management: Configure and troubleshoot Network File System (NFS) exports and mounts. Manage permissions, quotas, and performance tuning for shared storage. Sendmail Management: Administer Sendmail services, including configuration of mail relays, aliases, and troubleshooting mail queues and delivery issues. DNS Administration: Manage DNS services (BIND/Named). Maintain forward and reverse lookup zones, record management (A, CNAME, MX, PTR), and ensure name resolution stability.

Skill Requirements

Technical Skills & Requirements Linux Expertise: Deep knowledge of Linux internals, file system hierarchy, and shell environments (Bash). Network Services: Hands-on experience configuring BIND (DNS) and Sendmail (MTA) in an enterprise environment. Storage Protocols: Proficiency in NFS configuration and troubleshooting network-based file sharing. Hardware Knowledge: Experience with enterprise server hardware (Dell, HPE, or IBM) and remote management consoles. Security: Strong understanding of SSH tunneling, firewall management (IPTables/Firewalld), and secure access protocols.

Other Requirements

 Education: Bachelor’s degree in Computer Science, Information Technology, or equivalent work experience. Experience: 5 + years of experience in Linux-based operational support. Certifications (Preferred): Red Hat Certified System Administrator (RHCSA). CompTIA Linux+. Linux Professional Institute Certification (LPIC-1 or LPIC-2).
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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 227,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending March 2026 totaled $14.7 billion.