Linux Support Engineer

Job Description

We are looking for a Senior Linux Support Specialist to take full ownership of hybrid infrastructure environments hosted across AWS, Azure, and On-Premises setups. The ideal candidate will play a critical role in ensuring system stability, security, and performance while driving automation and standardization across 100s of Linux servers. This is a hands-on technical role requiring deep expertise in Linux, security hardening (CIS benchmarks), vulnerability remediation, and automation of infrastructure tasks. Key Responsibilities: Linux Server Management & Operations Manage, monitor, and support large-scale Linux environments (RHEL, CentOS, Ubuntu, etc.) Perform OS upgrades, patching, and package management across hundreds of servers Troubleshoot and resolve advanced Linux system issues (performance, kernel, services, etc.) Security Hardening & Compliance Implement and maintain CIS hardening standards across all Linux servers Remediate VAPT (Vulnerability Assessment and Penetration Testing) and CIS benchmark findings Develop automation scripts/tools to roll out security configurations across the fleet Work closely with the security team to ensure system compliance with industry best practices Automation & Configuration Management Automate OS hardening, patch management, and system provisioning using tools like Ansible, Bash, Python, or Terraform Create and maintain playbooks and scripts for repeatable tasks Streamline deployments and configuration drifts across cloud and on-prem environments Cloud & On-Premise Support Support hybrid environments on AWS, Azure, and On-Prem Assist in provisioning, scaling, and securing cloud-based Linux workloads Monitor platform uptime, availability, and performance metrics Cost & Resource Optimization Collaborate with DevOps/cloud teams to optimize cloud usage and reduce infrastructure costs Implement monitoring and alerting to proactively identify performance or cost anomalies Skills & Qualifications: Must-Have Skills: 3+ years of hands-on experience with Linux system administration Deep understanding of CIS benchmarks and security hardening techniques Strong scripting skills (Bash, Python, etc.) Proven experience with Ansible or similar configuration management tools Solid knowledge of AWS and Azure Linux instances and best practices Experience in managing vulnerability remediation and patch management Familiarity with VAPT assessments , security tools, and remediation workflows Good to Have: Experience with container technologies (Docker, Kubernetes) Infrastructure as Code (Terraform, CloudFormation) Monitoring tools (Prometheus, Nagios, CloudWatch, etc.) Certification in RHCE, AWS SysOps, Azure Administrator, or related areas