Openshift Administrator

7 days ago

Chennai Tamil Nadu, India Expleo Full time

Overview:
**Responsibilities**:
1. Install, configure, patch, and maintain On-Prem Air-Gaped OpenShift Cluster to ensure optimal performance, security, and reliability.
- Monitor system performance and proactively identify and resolve issues to ensure continuous availability of services.
- Develop, test, and maintain Ansible playbooks for automating various system administration tasks, including software installations, configurations, and updates.
- Implement and maintain security measures to protect systems from unauthorized access, data breaches, and cyber threats, as per the approved Security Standard. This includes configuring controls, setting up access controls, and supporting configuration and system audits.

8. Perform regular OS patching and updates to address security vulnerabilities and keep systems up-to-date.

Perform routine OpenShift backups, disaster recovery planning, and Cluster upgrades to keep systems resilient and protected.
- Assist in capacity planning and resource allocation to optimize infrastructure performance.
- Conduct regular security assessments and vulnerability scans to identify and address potential vulnerabilities.

Essential skills:

- IBM Cloud Pak for integration
- Red Hat Certified OpenShift Administrator.
- Red Hat Certified System Engineer.
- Experience with cloud platforms like AWS, Azure.
- Familiarity with other containerization platforms such as EKS, AKS, Kubernetes.

**Experience**:

- Proven experience in Red Hat Enterprise Linux (RPM/Deb).
- Proficiency in automation using Ansible, including creating playbooks, roles, and modules.
- Solid understanding of networking concepts, TCP/IP, DNS, and firewall configurations.
- Experience with containerization technologies and container orchestration.
- Knowledge of scripting languages (e.g., Bash, Python) to automate tasks and create custom solutions.
- Experience in monitoring tools, and commands. (Prometheus, grafana, ELK/EFK, Loki, Cloud Watch etc.)
- Excellent problem-solving skills and ability to work well under pressure in a fast-paced environment.
- Strong communication and interpersonal skills, with the ability to collaborate effectively with cross-functional teams and clients.

5-12 Years of Experience.

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