Senior Unix/Linux Automation Engineer

Position Overview:
Infrastructure Operations & Engineering team is seeking a Senior Unix Expert to join our global Unix Team, supporting India-hours coverage for a team that hosts critical applications, including Oracle-based Retail Management Systems (RMS).
This is a senior-level individual contributor role requiring strong hands-on experience with a multi-platform enterprise environment spanning Oracle Linux (OL7/OL8/OL9) and AIX systems and automation-oriented development.
The ideal candidate will be able to independently troubleshoot complex infrastructure issues, identify automation opportunities, plan and implement automation efforts, drive technical work through completion, and collaborate across infrastructure, security, cloud, database, network, storage, and application teams.
Key Responsiblities:
Unix Server & Infrastructure Engineering (30%)
Administer, patch, and maintain Oracle Linux and AIX servers; manage lifecycle and compliance using tools like OS Management Hub, Tanium, or equivalent
Manage virtual machine provisioning, migration, lifecycle, and decommissioning across Nutanix AHV and GCP
Support server standards, provisioning processes, infrastructure upgrades, migrations, and modernization initiatives
Troubleshoot complex server and infrastructure issues, perform root cause analysis, and drive corrective actions
Diagnose system memory, disk I/O, and storage performance issues (e.g., Virtual SCSI tuning) in high-availability environments
Coordinate with application, database, network, storage, cloud, and security teams to resolve cross-platform issues
Processes automation (30%)
Design, build, and maintain Ansible playbooks to manage configuration across heterogeneous Linux/AIX fleets
Lead discovery, planning, and implementation phases of new automation initiatives to reduce manual operations
Security & Patch Management (25%)
Support Linux and AIX Server patching using Tanium and related enterprise tools
Remediate vulnerabilities and security findings within defined SLAs
Support infrastructure security tools such as CrowdStrike and Delinea Secret Server
Prepare and execute production infrastructure changes following established change management processes
Operational Support (15%)
Take ownership of incidents and escalations through diagnosis, coordination, resolution, and documentation
Support monitoring and observability using platforms such as Datadog
Manage ITSM tickets and engineering work through Jira Service Management
Create and maintain technical documentation, runbooks, and operational procedures
Participate in disaster recovery testing, maintenance windows, and on-call support
Basic Qualifications:
5+ years of hands-on experience supporting Linux OS (Oracle Linux preferred) in enterprise/production environments
4+ years of experience using Ansible for configuration management across Linux and AIX servers
Working knowledge of patch management tools and zero-downtime patching strategies
Proven experience driving automation projects from discovery through implementation
Strong Ansible playbook scripting and automation skills
Experience with Active Directory SSSD integration troubleshooting
Experience with Nutanix AHV
Experience with enterprise patch management and vulnerability remediation
Experience with ITSM and production change management processes
Ability to independently manage complex technical work with limited supervision
Strong written and verbal English communication skills
Ability to participate in on-call support and after-hours maintenance when required
Preferred Qualifications:
Experience with Tanium, CrowdStrike, Delinea Secret Server, and/or Datadog
Experience supporting Linux workloads in GCP and/or AWS
Experience with certificate management (creation/update)
Familiarity with FreeRADIUS, LDAP, or Kerberos
Familiarity with Terraform and Infrastructure as Code
Exposure to CI/CD and infrastructure automation platforms such as GitHub Actions or Jenkins
Experience with infrastructure migrations, cloud initiatives, or data center modernization
Relevant Linux, cloud, virtualization, or infrastructure certifications
We are proud to offer a competitive salary alongside a strong insurance package. We pride ourselves on the growth of our employees, offering extensive learning and development resources. This role is for on-site joining from our Noida office location.

Work arrangement
Hybrid