Senior Linux Administrator

Job Description: Senior Linux Administrator (Remote – 24/7 Operations)

Position - Senior Linux Administrator

Location -Remote (India)

Employment Type -Full-time

Experience Required - 10+ Years

Compensation

(Based on skills, experience, and interview performance)

About the Role

We are looking for a highly skilled and customer-focused Senior Linux Administrator to join our global Infrastructure Operations team. This is a 100% remote position supporting enterprise customers based across the globe specifically US clients. The ideal candidate should have strong Linux administration expertise, excellent troubleshooting abilities, and outstanding communication skills to interact directly with US clients.

As this is a 24/7 operations environment, candidates must be willing to work in rotational shifts, including night shifts, weekends, and holidays, based on business requirements.

Key Responsibilities

• Linux system administration, REST API integrations, patch management, system monitoring, troubleshooting, and production operations support.
• Linux infrastructure, ensuring security compliance through effective patch management, supporting business-critical applications, and enabling automation through API-based integrations.
• Administer, monitor, and maintain Linux servers in production environments.
• Perform installation, configuration, patching, upgrades, and performance tuning of Linux systems.
• Troubleshoot operating system, hardware, networking, and application-related issues.
• Monitor system health, logs, and performance using enterprise monitoring tools.
• Respond to incidents, service requests, and critical alerts within defined SLAs.
• Participate in root cause analysis (RCA) and implement preventive measures.
• Support user access management, permissions, file systems, and storage administration.
• Configure and manage SSH, DNS, NFS, Samba, cron jobs, system services, and package management.
• Automate routine administrative tasks using Shell scripting or Python.
• Work closely with cloud, networking, security, and application teams.
• Maintain technical documentation, SOPs, and knowledge base articles.
• Provide direct technical support to US-based customers through calls, emails, and virtual meetings.

Required Technical Skills

• Strong experience administering Red Hat Enterprise Linux (RHEL), CentOS, Rocky Linux, Ubuntu, or Oracle Linux.
• Hands-on experience with: Linux system administration
• User and group management
• LVM and filesystem management
• Process and service management
• Package management (YUM/DNF/APT)
• System performance tuning
• Networking fundamentals (TCP/IP, DNS, SSH, FTP, NFS)
• Experience with Shell scripting (Bash); Python scripting is an added advantage.
• Familiarity with virtualization platforms such as VMware or Hyper-V.
• Hands on experience of cloud platforms such as AWS, Azure, or Google Cloud is preferred.
• Experience with monitoring tools such as Nagios, Zabbix, Prometheus, Grafana, or similar.
• Understanding of backup, disaster recovery, and security best practices.
• Experience with configuration management tools like Ansible is preferred.
• Knowledge of ITIL processes and ticketing tools such as ServiceNow, Jira, or BMC Remedy.

Required Qualifications

• Bachelor’s degree in computer science, Information Technology, or a related field.
• 10+ years of hands-on experience in Linux System Administration.
• Linux certifications (RHCSA, RHCE, LFCS, or equivalent) mandatory.

Soft Skills

• Excellent verbal and written English communication skills.
• Ability to communicate confidently with US-based customers.
• Strong analytical and problem-solving skills.
• Customer-first mindset with a professional attitude.
• Ability to work independently in a remote environment.
• Strong documentation and reporting skills.
• Ability to perform well under pressure during production incidents.

Work Schedule

• 100% Remote (Work from Home)
• 24×7 rotational shifts
• Weekend and holiday support as per roster
• Rotational on-call support when required

Preferred Experience

Candidates with experience supporting international customers, particularly US clients, in enterprise production environments will be preferred.

What We Offer

• Permanent remote work
• Opportunity to work with global enterprise customers
• Exposure to modern infrastructure technologies
• Collaborative and inclusive work environment
• Career growth and learning opportunities

Screening Criteria

• Experience: 10+
• Location: India (Remote)
• Notice Period: Immediate to 15 days preferred
• Shift: Comfortable with 24/7 rotational shifts
• Communication: Excellent spoken and written English (mandatory)
• Customer Exposure: Experience supporting US or international clients is highly preferred