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