Linux Administrator

2 days ago

Noida, Uttar Pradesh, India Aguna Solutions Pvt. Ltd. Full time

About the Role

We are looking for a skilled Linux Engineer with 3–5 years of hands-on experience in managing, configuring, and troubleshooting Linux-based systems. The ideal candidate will have strong expertise in Linux administration, shell scripting, system performance tuning, and production environment support.

Key Responsibilities

  • Install, configure, and maintain Linux operating systems (Ubuntu, CentOS, RHEL, or similar).
  • Manage user accounts, permissions, roles, and system security policies.
  • Monitor system performance, identify issues, and provide timely resolutions.
  • Perform system updates, patch management, and kernel upgrades.
  • Automate routine tasks using Bash, Shell, or Python scripting.
  • Manage services such as Apache/Nginx, DNS, DHCP, FTP, SSH, and cron jobs.
  • Maintain system logs, audit trails, and conduct root cause analysis during incidents.
  • Troubleshoot hardware, software, and networking-related OS issues.
  • Collaborate with DevOps, Security, and Infrastructure teams to support production environments.
  • Develop and maintain system documentation and SOPs.

Required Skills & Qualifications

  • 3–5 years of hands-on experience in Linux administration.
  • Strong command-line expertise in RHEL/CentOS/Ubuntu or similar distributions.
  • Experience with system monitoring tools (Nagios, Zabbix, Grafana, etc.).
  • Good understanding of network fundamentals (TCP/IP, routing, firewalls).
  • Experience with LVM, file systems, and storage configurations.
  • Proficiency in shell scripting (Bash, Shell).
  • Knowledge of security best practices and OS hardening.
  • Familiarity with Git and version control workflows.

Certifications Required (Any of the following)

  • RHCSA (Red Hat Certified System Administrator)
  • RHCE (Red Hat Certified Engineer)
  • Linux+ (CompTIA Linux+)
  • LFCS (Linux Foundation Certified System Administrator)
  • LPIC-1 or LPIC-2 (Linux Professional Institute Certification)

Good to Have

  • Experience with Docker, Kubernetes, or cloud platforms (AWS/Azure/GCP).
  • Basic knowledge of automation tools like Ansible or Terraform.
  • Exposure to enterprise-scale production environments.

Soft Skills

  • Strong analytical and troubleshooting skills.
  • Good communication and teamwork abilities.
  • Ability to work independently and under pressure.

Job Type: Full-time

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