The Job

IT System Expert

Technology, Data & Digital · IT Infrastructure & Security · DevOps · Software Engineering · Systems Engineering

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In short

We are seeking a highly skilled IT System Expert with expertise in Red Hat OpenShift and Red Hat Enterprise Linux administration to design, deploy, and manage container platforms and Linux infrastructure. Responsibilities include cluster management, troubleshooting, automation, and providing Level 3 support.

Responsibilities

  • Administer, maintain, and support Red Hat OpenShift Container Platform (OCP) environments.
  • Install, configure, upgrade, patch, and troubleshoot Red Hat Enterprise Linux (RHEL) servers.
  • Manage OpenShift clusters, including control plane and worker nodes, operators, and platform services.
  • Perform cluster health monitoring, capacity planning, performance tuning, and troubleshooting.
  • Implement and maintain security hardening, RBAC, authentication, certificate management, and compliance standards.
  • Support containerized application deployments and CI/CD integration.
  • Perform operating system patching, upgrades, vulnerability remediation, and lifecycle management.
  • Troubleshoot Linux OS, OpenShift platform, networking, storage, and container-related issues.
  • Collaborate with infrastructure, application, database, and security teams to resolve complex technical issues.
  • Develop and maintain automation using Ansible and shell scripting.
  • Prepare technical documentation, SOPs, architecture diagrams, and operational runbooks.
  • Participate in incident, problem, change, and release management processes.
  • Provide Level 3 technical support and serve as the technical escalation point for OpenShift and Linux platforms.

Requirements

  • 8–10+ years of IT Infrastructure Administration.
  • Strong hands-on experience with Red Hat OpenShift (OCP 4.x) administration.
  • Strong administration experience with Red Hat Enterprise Linux (RHEL 7/8/9).
  • Good understanding of Kubernetes architecture, container orchestration, and container runtime technologies.
  • Experience with OpenShift Operators, Routes, Projects, Networking, Storage Classes, Persistent Volumes, and Image Registry.
  • Linux system administration, performance tuning, troubleshooting, and security hardening.
  • Experience with Ansible, Bash/Shell scripting, and infrastructure automation.
  • Good knowledge of networking concepts, including DNS, TCP/IP, Load Balancers, Firewalls, and SSL/TLS.
  • Experience integrating enterprise storage solutions (SAN/NFS/CSI).
  • Familiarity with monitoring and logging tools such as Prometheus, Grafana, Elasticsearch, and Kibana.

Desired Qualifications

  • Oracle Solaris (10/11) administration is desirable.
  • Experience with Red Hat Satellite.
  • Kubernetes certifications and container security knowledge are desirable.

Benefits

  • Outstanding opportunity to use skills and imagination to push the boundaries of what’s possible.
  • Challenge and be part of a team of diverse innovators driven to go beyond the status quo.
  • Encouraging a diverse and inclusive organization is core to our values at Ericsson.
  • Championing diversity and inclusion in everything we do.
  • Belief that collaborating with people with different experiences drives innovation, essential for future growth.
  • Encouragement for people from all backgrounds to apply and realize their full potential.
  • Ericsson is proud to be an Equal Opportunity Employer.
#IT Infrastructure#System Administration#DevOps#Containerization#Cloud Computing
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Company

Ericsson

Job Posted

1 month ago

Employment Type

Full Time

WorkMode

On Site

Experience Level

Senior

Locations

Dubai, United Arab Emirates

Applicants

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