UNIX/Linux Infrastructure Engineer

Job Description

·      We are looking for an experienced UNIX/Linux Infrastructure Engineer to design, build, configure, secure, and support enterprise UNIX/Linux environments.

·       The role will be responsible for infrastructure implementation, automation, security hardening, high availability, and project deployment activities across Development, Test, UAT, and Production environments.

Key Responsibilities

·      Infrastructure Build & Implementation Install, configure, build, and harden UNIX/Linux servers, primarily RHEL and Oracle Linux.

·      Build and configure Development, Test, UAT, and Production environments.

·      Configure system services, networking, storage, and security components.

·      Perform server provisioning, configuration, patching, and system upgrades.

·      Ensure infrastructure readiness for application deployment and onboarding.

·       High Availability & Clustering Configure and support High Availability and clustering solutions, including Veritas Cluster Server (VCS/FSS).

·      Perform cluster configuration, maintenance, failover testing, and troubleshooting.

·       Support Disaster Recovery and business continuity activities.

·       Automation & Standardization Develop Shell scripts and Python automation for server provisioning and operational activities.

·      Implement configuration management and Infrastructure-as-Code practices.

·       Standardize server build processes, configurations, and deployment procedures.

·      Identify opportunities to automate repetitive infrastructure tasks.

·       Storage & Virtualization Configure and administer SAN/NAS storage, LVM, and filesystem environments.

·      Support storage provisioning, capacity management, and troubleshooting.

·      Work with virtualization platforms such as VMware. Support cloud infrastructure across AWS and Azure where required.

·      Security & Compliance Implement OS security hardening and enterprise security standards.

·      Perform patching and vulnerability remediation. Ensure UNIX/Linux environments comply with organizational and regulatory security requirements.

·      Support security audits and remediation activities.

·      Project & Deployment Support Collaborate with application, database, network, cloud, and security teams.

·      Participate in infrastructure planning, design reviews, testing, and deployment activities.

·      Support application releases, cutovers, migrations, and production implementations.

·      Troubleshoot infrastructure issues and provide technical support during project execution.

·      Documentation & Knowledge Transfer Create and maintain Technical Design Documents (TDDs), build documents, SOPs, runbooks, and knowledge articles. Document infrastructure configurations, deployment procedures, and recovery processes.

·      Provide knowledge transfer to operations and support teams. Maintain accurate project and operational documentation.

Key Deliverables

·      UNIX/Linux server build and configuration OS security hardening and compliance Automation scripts and playbooks

·      High-availability and clustering implementation Storage configuration and administration Deployment and cutover support Capacity and performance reporting Disaster Recovery documentation Technical Design Documents (TDD) Operational runbooks and knowledge articles

Required Skills & Experience

·      Primary Skills Strong experience in Linux Administration – RHEL / Oracle Linux

·      Hands-on experience in UNIX/Linux server build, configuration, and security hardening

·      Strong Shell Scripting and Python automation skills