Tata Elxsi offers comprehensive services in Media and Communications, including research, strategy, design, software development, validation, and deployment. With global presence and deep expertise, we specialize in 5G services, Edge computing, and connectivity solutions.

We are looking for a highly skilled Linux Systems Administrator / SRE Engineer to join our Infrastructure & Platform Services (ISP) team. The role focuses on managing large-scale Linux environments, implementing automation, improving observability, and ensuring the reliability of critical infrastructure.

Key Responsibilities:

• Maintain, secure, and operate a large-scale Unix/Linux server environment (1,300+ servers).
• Participate in on-call rotations to proactively address issues and prevent outages.
• Support production environments through automation of patching, upgrades, and performance improvements.
• Develop monitoring and observability solutions using Zabbix, Prometheus, Grafana, and ELK stack.
• Manage Linux virtual machines, containers, and associated applications.
• Perform lifecycle management including patching, upgrades, updates, and troubleshooting.
• Process daily service tickets (requests, incidents, and change requests).
• Manage internal and external DNS updates and configurations.
• Collaborate with third-party vendors for troubleshooting and issue resolution.
• Contribute to system improvements, automation initiatives, and operational efficiency.
• Support and maintain CI/CD pipeline integrations.
• Implement Infrastructure as Code (IaC) using Ansible, Terraform, and scripting tools.

Qualifications & Skills:

• Strong experience in Linux system administration (Debian, Ubuntu, RHEL).
• Proficiency in scripting languages such as Bash, Python, or Go.
• Hands-on experience with automation tools like Ansible and Terraform.
• Good understanding of cloud platforms and virtualized environments (OpenStack, VM-based platforms).
• Experience with monitoring and observability tools such as Zabbix, Prometheus, Grafana, and ELK stack.
• Exposure to SQL/NoSQL databases such as PostgreSQL and Couchbase.
• Experience with CI/CD pipelines and version control tools like Git.
• Working knowledge of web servers such as Nginx or Apache.
• Strong problem-solving and troubleshooting skills.
• Ability to work collaboratively across teams and contribute to process improvements.
• Strong written and verbal communication skills.
• Ability to remain calm and composed during incident response situations.