Subject Matter Expert (Support&Ops)
Ireland
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Job Description
Subject Matter Expert (Support&Ops)
Dublin, Leinster

Job Summary

1. Core Linux Expertise (10+ years expected)

Look for strong, hands‑on capability in:

  • Deep understanding of Linux internals (process management, memory, storage, kernel concepts).
  • Expertise in system configuration & hardening across RHEL/CentOS/Ubuntu/SUSE.
  • Strong troubleshooting skills
  • Experience managing filesystems, LVM, RAID, networking, boot loaders.
  • Capability to design and manage secure, scalable Linux environments.

2. Ansible Expertise (5+ years expected)

Candidate should be strong in:

  • Writing modular, reusable playbooks and role-based structures.
  • Deep understanding of YAML, Jinja2 templating, and inventory management.
  • Creating custom Ansible modules, filters, or plugins (optional but strong plus).
  • Managing large-scale automation of:
    • configurations
    • patching
    • deployments
    • infra provisioning

 

Key Responsibilities

1. Core Linux Expertise (10+ years expected)

Look for strong, hands‑on capability in:

  • Deep understanding of Linux internals (process management, memory, storage, kernel concepts).
  • Expertise in system configuration & hardening across RHEL/CentOS/Ubuntu/SUSE.
  • Strong troubleshooting skills
  • Experience managing filesystems, LVM, RAID, networking, boot loaders.
  • Capability to design and manage secure, scalable Linux environments.

2. Ansible Expertise (5+ years expected)

Candidate should be strong in:

  • Writing modular, reusable playbooks and role-based structures.
  • Deep understanding of YAML, Jinja2 templating, and inventory management.
  • Creating custom Ansible modules, filters, or plugins (optional but strong plus).
  • Managing large-scale automation of:
    • configurations
    • patching
    • deployments
    • infra provisioning

 

Skill Requirements

1. Core Linux Expertise (10+ years expected)

Look for strong, hands‑on capability in:

  • Deep understanding of Linux internals (process management, memory, storage, kernel concepts).
  • Expertise in system configuration & hardening across RHEL/CentOS/Ubuntu/SUSE.
  • Strong troubleshooting skills
  • Experience managing filesystems, LVM, RAID, networking, boot loaders.
  • Capability to design and manage secure, scalable Linux environments.

2. Ansible Expertise (5+ years expected)

Candidate should be strong in:

  • Writing modular, reusable playbooks and role-based structures.
  • Deep understanding of YAML, Jinja2 templating, and inventory management.
  • Creating custom Ansible modules, filters, or plugins (optional but strong plus).
  • Managing large-scale automation of:
    • configurations
    • patching
    • deployments
    • infra provisioning

 

Other Requirements

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Apply now
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 223,000 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 June 2026 totaled $14.8 billion.