Senior Linux System Administrator

Full Time

HCLTech



Job Title: Linux Subject Matter Expert (SME)

Location: Brampton, Ontario, Canada – Hybrid


Experience: 7-8 Years

Job Type: Full-Time


Salary Range: CAD $82,000-87,000 per year

Education: Bachelor’s Degree in Computer Science, Information Technology, or a related technical field



Job Summary:

We are seeking a highly skilled and proactive Linux Subject Matter Expert (SME) to join our technical team in Brampton. The ideal candidate will possess deep expertise in Linux systems, excellent communication skills, and a strong ability to troubleshoot, monitor, and support mission-critical applications. This role requires close coordination with vendors and internal technical teams to ensure seamless operations and high system availability.

Key Responsibilities:

  • Provide expert-level support for Linux-based systems and infrastructure.
  • Perform advanced OS-level troubleshooting and root cause analysis.
  • Monitor system performance and ensure system availability and reliability.
  • Configure and maintain system software and applications.
  • Collaborate with application teams to support deployment and maintenance activities.
  • Coordinate with vendors and internal teams for technical escalations and issue resolution.
  • Document system configurations, procedures, and troubleshooting steps.
  • Participate in on-call rotation and provide after-hours support as needed.

Required Skills & Qualifications:

  • Bachelor’s degree in a technical discipline (Computer Science, IT, or related field).
  • Proven experience as a Linux SME or similar role.
  • Strong knowledge of Linux OS internals, shell scripting, and system administration.
  • Excellent communication and interpersonal skills.
  • Experience with monitoring tools (e.g., Netcool, Zabbix, Prometheus).
  • Familiarity with configuration management tools (e.g., Ansible, Puppet).
  • Ability to work independently and collaboratively in a fast-paced environment.
  • Strong problem-solving skills and attention to detail.

Preferred Qualifications:

  • Certifications such as RHCE. RHEL Certified
  • Experience with cloud platforms (AWS, Azure, GCP).
  • Knowledge of containerization technologies (Docker, Kubernetes).

Source

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