Linux System Administrator

Job Description

Job Details: Job Title: Linux Admin (90%) with DevOps (10%) Duration: Contract (On the Payroll of Datum Technology Group) Location: Chennai || Mumbai || Gurugram Interview Process: Virtual (2 Rounds) + 1 Technical screening. Job Description: We are seeking a skilled and motivated Linux Admin with DevOps Engineer background and hands-on experience of scripting. You will be responsible for automating infrastructure, maintaining CI/CD pipelines, managing system configurations, and ensuring the security of our systems. Key Responsibilities: Manage, maintain, and automate Linux-based infrastructure (CentOS/RHEL preferably). Build and maintain CI/CD pipelines using tools such as Jenkins, GitLab CI, or similar. Write and maintain Ansible playbooks for configuration management and infrastructure automation. Develop and maintain Bash and Python scripts for automation, monitoring, and tool integration. Monitor system performance and troubleshoot issues across dev, staging, and production environments. Knowledge and experience on data processing and analysis (Splunk preferably). Participate security vulnerability discovery and remediation to secure our production environments. Manage and operate On-Prem and cloud infrastructure. Required Skills & Qualifications: 5+ years of experience in a Linux System Administration role with DevOps or Site Reliability Engineering Hands-on experience of Linux system administration (RHEL, CentOS, Ubuntu, or similar distros). Hands-on experience of configuration management and automation (Puppet, Ansible or similar tools). Solid scripting skills in Bash and Python . Knowledge and experiences of JSON and YAML data processing. Knowledge and experiences of CI/CD tools (e.g., Jenkins, GitLab CI/CD...). Familiarity with version control systems, particularly Git . Good understanding of networking, firewalls, DNS, and system monitoring. Strong problem-solving skills and ability to troubleshoot complex systems. Preferred Qualifications: Good knowledge of RESTful API integration. Exposure to cloud platforms such as AWS, GCP, or Azure. Familiarity with monitoring and logging tools (e.g., Prometheus, Grafana, ELK stack). Understanding of virtualization, containerization, and orchestration technologies (e.g., Docker, Kubernetes is a plus). Experience of Terraform or other infrastructure as code (IaC) tools. Experience of secure software delivery (DevSecOps mindset). Soft Skills: Strong communication and collaboration skills. Self-starter with the ability to work independently and in a team. Passion for automation, system reliability, and operational excellence.