Linux System Administrator

Immediate Joiner

Experience-8+ Years

Location Pan India

Job Summary

We are seeking an experienced Linux System Administrator with deep DNS expertise to join , supporting critical customer engagements. This role is ideal for an engineer who enjoys problem-solving, mentoring, and working on complex at-scale systems. You will partner closely with the customer's DNS systems team to design, implement, operate, and improve highly available DNS platforms running in Linux and cloud environments.

Required Credentials

• Strong experience in networking fundamentals
• Formal education in Computer Networking, Information Technology, or equivalent practical experience
• Proven experience supporting DNS systems in production environments

Required Qualifications

Technical Environment

• Linux: *RHEL and nix-based systems
• DNS: BIND, PowerDNS
• Automation & IaC: Terraform, Ansible
• Cloud Platforms: AWS and GCP
• Monitoring and alerting for infrastructure services

Coding & Development

• Experience coding or scripting in one or more of:
• Python, Perl, Golang, PHP, C++
• Ability to:
• Maintain and improve existing codebases (tools, automation, services)
• Develop new internal tools and solutions to support DNS operations
• Comfortable learning and working across multiple programming languages

Troubleshooting & Systems Knowledge

• Strong understanding of:
• *Linux/nix operating systems
• Networking protocols and packet flow
• System internals: process, memory, filesystem, and networking
• Ability to diagnose and resolve complex DNS, system, and network issues
• Perform deep technical analysis to identify root causes and implement long-term fixes

Scope of Work & Key Responsibilities

DNS Operations & Engineering

• Operate, maintain, and support production DNS platforms at scale
• Ensure high availability, performance, and reliability of DNS services
• Participate in the design, implementation, and daily operations of DNS systems
• Contribute improvements within established architectures

Troubleshooting & Incident Support

• Troubleshoot complex DNS, infrastructure, and network issues
• Support incident response, root cause analysis, and post-incident remediation
• Collaborate across infrastructure, network, and application teams to resolve cross-domain issues

Automation & Continuous Improvement

• Identify opportunities for automation and operational efficiency
• Develop scripts, tools, and automation to reduce manual effort
• Improve consistency and reliability of DNS operations

Monitoring, Documentation & Knowledge Sharing

• Maintain and enhance monitoring, alerting, and system configurations
• Create and maintain technical documentation, runbooks, and SOPs
• Support operational continuity and knowledge transfer
• Mentor and collaborate with peers in a supportive, team-oriented environment