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

About the role

We are 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 environments.
• Support DevOps and DevSecOps initiatives by embedding security controls into CI/CD pipelines.
• Manage high‑availability platforms, disaster recovery, backup and restoration processes.
• Troubleshoot infrastructure, networking, virtualization, database, and application issues, performing root‑cause analysis.
• Support security operations, incident response, vulnerability remediation, and compliance requirements.
• Install, configure, maintain, and optimize Oracle databases including RAC, ASM, Data Guard, OEM, backup & recovery solutions.
• Administer enterprise virtualization platforms such as Oracle Linux Virtualization Manager, VMware ESXi/vCenter, and Oracle VM.
• Deliver Linux administration, patching, hardening, tuning, and performance optimization across Oracle Linux environments.
• Lead infrastructure automation using Bash, Python, Ansible, and Jenkins.

Required profile

• Strong troubleshooting and analytical capabilities.
• Experience supporting business‑critical, high‑availability environments.
• Proven track record in automation‑first and security‑first operations.
• Ability to work across Infrastructure, Cloud, Security, DevOps, and Database teams.
• Experience within telecom or other highly regulated enterprise environments is highly desirable.

Required skills

• Oracle DBX stack (RAC, ASM, Data Guard, OEM).
• Hybrid cloud and on‑premises deployments (OCI preferred).
• Virtualization platforms: VMware ESXi/vCenter, Oracle Linux Virtualization Manager, Oracle VM.
• Linux administration (Oracle Linux 7/8/9/10).
• Networking fundamentals (TCP/IP, DNS, VLANs, SAN, TLS/HTTPS).
• DevOps tools: Jenkins, GitLab CI/CD, Terraform, Ansible, Helm, Docker, Podman, Kubernetes.
• Scripting: Bash, Python.
• Security operations: firewalls, EDR, SIEM, vulnerability management, certificate management, patch management (Ivanti), micro‑segmentation, CIS/CSS hardening benchmarks.