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Senior Software Engineer – Infrastructure, DevOps, SecOps, Automation, DBA

Novelus
Doha, QAT
Fulltime
Mid-Senior
1 months ago
Software ArchitectureSystem DesignAgile MethodologiesCI/CDCloud Computing (AWS/Azure/GCP)Microservices
Free

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Overview

  • We are hiring for one our clients which is a telecom operator in Qatar.
  • **Key Responsibilities**
  • Must have Hands-on experience in configuring and building the complete Oracle DBX stack infrastructure (On-prem, Cloud) environments
  • Administer and support virtualization platforms including VMware ESXi/vCenter, OLVM, and Oracle VM (OVM).
  • Perform Linux/Unix system administration, patching, performance tuning, and troubleshooting.
  • Automate infrastructure and operational tasks using Bash scripting, Ansible, and Jenkins pipelines.
  • Manage virtualization lifecycle activities including VM provisioning, migration, cloning, snapshots, HA, and DR operations.
  • Troubleshoot infrastructure, virtualization, networking, and application performance issues and perform root cause analysis.
  • Operate and support carrier grade infrastructure platforms supporting business services.
  • Manage and troubleshoot virtualization, compute, storage, and networking components.
  • Perform system patching, upgrades, capacity planning, and performance optimization.
  • Support high availability and business critical platforms with minimal service disruption.
  • Participate in the change management, CAB, and incident/problem management processes (ITIL aligned).
  • Security Operations for Enterprise Environment
  • Provide day-to-day operational support for Vodafone security solutions across IT and cloud platforms.
  • Monitor platform health, alerts, and service availability in line with Vodafone SLAs and OLAs.
  • Support security incident investigations, remediation actions, and post incident reviews.
  • Ensure adherence to Vodafone security policies, standards, and global governance frameworks.
  • Maintain up to date operational documentation, SOPs, and runbooks.
  • Support and operate security controls embedded within CI/CD pipelines.
  • Collaborate with DevOps and platform teams to implement DevSecOps practices.
  • Design and maintain automation scripts to reduce manual effort and operational risk.
  • Support containerized and cloud native platforms used across IT environments.
  • Drive standardization and repeatability in deployments and security controls.
  • **Required Technical Skills**

• Infrastructure Experience (Essential)

  • Strong background in enterprise scale infrastructure operations, ideally within telecom or regulated environments.
  • Hands-on expertise with virtualization platforms

• Oracle Linux Virtualization Manager (OLVM)

  • VMware vSphere / ESXi
  • Strong Linux administration experience
  • Oracle Linux 7 / 8 / 9 / 10
  • System troubleshooting, patching, performance tuning, and hardening
  • Solid understanding of enterprise networking and storage concepts
  • VLANs, bonding, IP addressing, DNS
  • SAN / shared storage concepts
  • Experience supporting hybrid infrastructure environments (on premises + cloud)

• Cloud Experience (Required And Preferred)

  • Hands-on experience with cloud platforms (OCI, VMware and OLVM)
  • Understanding of cloud compute, networking, storage, and identity/security services
  • Experience operating workloads across hybrid and multi cloud Vodafone landscapes
  • Experience with CI/CD tools such as:
  • Jenkins
  • GitLab CI/CD
  • Harbor
  • Artifactory
  • Sonarqube
  • Practical knowledge of Infrastructure as Code (IaC):

• Terraform, Ansible, Helm

  • Experience with container platforms:
  • Docker
  • Crio, Podman
  • Kubernetes (on prem or cloud)
  • Scripting & Automation (Mandatory – Vodafone Focus)
  • Strong hands-on experience in scripting and automation for enterprise operations.
  • Proficiency in:
  • Shell scripting (Bash)
  • Python
  • Working knowledge of:
  • Perl
  • Groovy (CI/CD pipeline scripting)
  • Ability to automate:
  • Infrastructure and security operations
  • Monitoring and health checks
  • Deployment, configuration, and remediation tasks
  • Experience embedding automation into Vodafone CI/CD pipelines and operational workflows
  • Operational experience with security technologies such as:
  • Network security (firewalls, segmentation)
  • Endpoint or server security EDR
  • SIEM / centralized logging platforms
  • Vulnerability, access management and Hardening as per CSS benchmarks.
  • Ivanti or similar patch management solution
  • Certificate management
  • Micro segmentation solution
  • Deception solution
  • Strong grounding in networking fundamentals (TCP/IP, DNS, HTTPS, TLS).
  • Experience with monitoring and observability platforms (Prometheus, Grafana, ELK).
  • Hands-on experience in installing and configuring the Oracle DBX applications databases
  • Good with RAC concepts and database architecture
  • Perform DR, backup restoration drill, Data guard
  • Good performance analysis
  • Hands-on in Setting up RAC and standalone database
  • Good with Oracle ASM
  • Preparation of RCA for Major Incidents
  • Database impact analysis in case of major activities.
  • Hands-on experience on data replication, backup and restore
  • Cloning database for supported assets.
  • DB - Flashback configuration and restoration
  • OEM setup and configuration
  • Maintaining and updating Infra AS IS / Infra Documents
  • Providing root cause analysis.
  • Starting and stopping databases, ASM, RAC services.
  • Hands-on experience in database Backup and recovery
  • Defining and Executing Effective Housekeeping, Maintenance activities to improve Application availability and performance consistently.

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