Senior Software Engineer – Infrastructure, DevOps, SecOps & Oracle DBA

About the role

Penta Consulting is seeking a Senior Software Engineer / Subject Matter Expert to join a high‑impact Vodafone transformation programme in Qatar. The role focuses on building, securing, automating and operating enterprise‑scale hybrid cloud and on‑premises environments.

Key responsibilities

• Design, build, configure and support Oracle DBX stack infrastructure across on‑premises and cloud platforms.
• Embed security controls into CI/CD pipelines and support DevSecOps initiatives.
• Manage high‑availability platforms, disaster‑recovery, backup and restoration processes.
• Troubleshoot infrastructure, networking, virtualization, database and application issues with root‑cause analysis.
• Support security operations, incident response, vulnerability remediation and compliance.
• Install, configure and optimise Oracle databases (RAC, ASM, Data Guard, OEM, backup/recovery).
• Administer virtualization platforms: Oracle Linux Virtualization Manager, VMware ESXi/vCenter, Oracle VM.
• Perform Linux administration, patching, hardening, tuning and performance optimisation.
• Lead infrastructure automation using Bash, Python, Ansible and Jenkins.

Required profile

• 8‑10+ years of hands‑on experience in enterprise infrastructure environments.
• Strong background in hybrid cloud and on‑premises deployments.
• Expertise with VMware, OLVM and Oracle VM.
• Advanced Linux administration skills.

Required skills

• Oracle Database, RAC, ASM, Data Guard, OEM.
• Oracle Linux Virtualization Manager (OLVM).
• VMware ESXi, vCenter.
• Oracle VM.
• Linux system administration.
• Bash scripting.
• Python programming.
• Ansible automation.
• Jenkins CI/CD.
• DevSecOps and security operations.

What we offer

• 12‑month extendable contract, full‑time, on‑site in Qatar.
• Opportunity to work on mission‑critical platforms for a leading telecom transformation.
• Exposure to cutting‑edge hybrid cloud, automation and security technologies.