DevOps Engineer

Job #: 2233
Pay Rate:
Not Specified
Job type: contractor

Location:

Middletown, NJ

Job Summary:
We are looking for a candidate who can perform multifold responsibilities of managing On-Premise Redhat Open Shift Container Platform infrastructure along with Dev Ops.
Must have 5+ years of expertise in provisioning, managing and deploying containerized applications using Redhat Open Shift Container Platform infrastructure.

Must have skills:

• Red Hat Open Shift Container Platform (Operators, Open Shift Data Foundation, Open Shift Pipelines, Image Registry)
• Kubernetes
• Docker
• Podman
• Elasticsearch/Postgre
  
  SQL-DB Administration
• Jenkins
• Git Lab
• Kafka
• A10 Networks Load Balancing

Experience in creating, configuring, and maintaining Red Hat Open Shift Container Platform in On-Premises Bare Metal and VMWARE environments. This includes setting up the underlying infrastructure, adding or removing nodes, and ensuring the cluster is highly available.
Manage and administer the Red Hat Open Shift Container Platform services like Operators, Open Shift Data Foundation, Pipelines, Image Registry, Open Shift Serverless, Routes, S3 Compatible Storage, etc.
Collaborate with the Development team in containerizing the applications and addressing the vulnerabilities identified in the Static/Dynamic scan & container registry scans.
Set up authentication methods (like LDAP), define roles and permissions using Role-Based Access Control (RBAC), and create/manage user accounts.
Configure and manage networking within the cluster, such as setting up service definitions, configuring networking policies, and ensuring that applications can communicate with each other both within and outside the cluster.
Configure and manage Open Shift Container Storage (OCS)/Open Shift Data Foundation (ODF) for stateful workloads and data services across the platform. This includes setting up persistent storage, storage classes, and managing the lifecycle of storage volumes.
Keep the Open Shift clusters up to date by performing version upgrades and optimizing the cluster's performance by fine-tuning configurations and resolving performance bottlenecks.
Manage and administer the On-Premise Elasticsearch clusters, including deployment, configuration, index management, cross-cluster replication, snapshot/restore, agent management, cluster upgrades, index templates management, and other relevant administrator duties.
Secure access to the Elasticsearch cluster, its data, and APIs according to required access control policies and troubleshoot various issues with the clusters (errors like unassigned shards, automation issues, node/cluster failures).
Strong experience in building and administering Apache/Confluent Kafka messaging platform.
Develop and maintain continuous integration and continuous deployment systems using tools like Git, Git Hub, Jenkins, and Helm.
Maintain the Git Lab version control system and manage Git Lab repositories, permissions, branching, merging, tagging, maintaining access control strategies, and resolving conflicts.
Perform Jenkins installation, upgrades, RBAC configuration, plugin installation, backup/restore, Jenkins files, and CI/CD pipelines.
Perform the installation, configuration, upgrade, administration, monitoring, and maintenance of the Postgre

SQL database.
Install, configure, and manage monitoring tools such as Grafana/Prometheus in Redhat Open Shift clusters and push the container logs to Elasticsearch with Fluent

D/Fluent Bit.
Linux/Windows System Administration skills, including operating system installation and maintenance.
Implement concepts of the Big Data (Hadoop) ecosystem such as YARN, HDFS, HBase, Zookeeper, Spark, and Hive. Accountable for storage, performance tuning, and volume management of Hadoop clusters.

Experience with writing Helm Charts, Kubernetes manifest files, and Docker files.

Experience with scripting languages (e.g., Bash, Python) and infrastructure as code tools (e.g., Terraform).
Identify new tools/technologies that will make the release and SCM process more efficient, repeatable, reliable, and cost-effective.
Continuously evaluate various parts of the platform for opportunities for security hardening and improvements in observability. Evaluate new technologies and industry trends, develop proofs-of-concept, and present findings.
Infrastructure as Code development and deployments.

Any of the following Certifications are a big plus:

• Certified Kubernetes Administrator (CKA)
• Red Hat Certified Open Shift Administrator