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Nair Systems is currently looking Linux Administrator for our Qatar operations. Required Skills & Qualifications • 4 – 7+ years of experience as a Linux Administrator in a critical production environment. • Strong hands-on experience with Ansible (playbooks, roles, automation workflows). • Proficiency in shell scripting (Bash) and/or Python. • Strong knowledge of Linux distributions such as Red Hat Enterprise Linux (RHEL), Oracle Linux, or SUSE Linux. • Experience with system administration tasks including networking, storage, and process management. • Knowledge of package management tools (YUM, DNF, APT). • Understanding of systemd, cron, and logging systems. • Familiarity with security concepts (firewalld, SELinux, iptables). • Experience with Git or other version control systems. Key Responsibilities • Install, configure, and maintain Linux servers (Oracle Linux , RHEL, SUSE aLinux, etc.). • Perform system monitoring, troubleshooting, and performance tuning. • Develop and maintain Ansible playbooks and roles for automation and configuration management. • Automate repetitive tasks using shell scripting and/or Python. • Manage patching, upgrades, and system hardening. • Implement infrastructure as code (IaC) practices. • Manage services such as Apache/Nginx, SSH, SFTP, Postfix, DNS, NFS, etc. • Monitor system logs and proactively resolve issues. • Collaborate with DevOps, Development, and Security teams. • Support backup and disaster recovery activities. • Ensure adherence to security and compliance standards. Certifications (Preferred but Highly Recommended) • Red Hat Certified System Administrator (RHCSA) • Red Hat Certified Engineer (RHCE) • Red Hat Certified Specialist in Ansible Automation Candidates with these certifications will be given strong preference, especially those with demonstrated hands-on experience in automation and enterprise Linux environments. Preferred Qualifications • Experience with CI/CD pipelines and DevOps practices. • Knowledge of container technologies (Docker, Kubernetes). • Familiarity with monitoring tools (Nagios, Prometheus, Grafana). • Experience in cloud platforms (Azure, GCP). • Experience working in large-scale enterprise environments. Soft Skills • Strong troubleshooting and analytical skills. • Good communication and documentation abilities. • Ability to work independently and in a team. • Strong attention to detail and time management. Educational Requirements • Bachelor’s degree in Computer Science, Information Technology, or equivalent experience. Joining time frame: 2 weeks (maximum 1 month) Should you be interested in this opportunity, please send your latest resume in MS Word format at the earliest at nishanthini.suda@nairsystem ...