Lead Middleware Infrastructure Engineer - Dallas, TX

Stradit LLC; Dallas (TX); On-site; USD 120,000 - 160,000; Full time

Job summary

Stradit LLC seeks an experienced DevOps/Platform Engineer to drive modernization from legacy systems to OpenShift and cloud-native architectures. You will build automation with Ansible, Chef, Python, and Shell, and enhance self-service platforms for efficiency and developer experience.

You will administer OpenShift, Kubernetes resources, and CI/CD pipelines, collaborate with development teams on Java apps, and lead incident response while improving observability and platform resilience.

Qualifications

• Experience with OpenShift, Kubernetes, and cloud-native architectures.

Responsibilities

• Drive application modernization and migration initiatives to OpenShift and cloud-native architectures.
• Develop and maintain automation solutions using Ansible, Chef Cookbooks, Python, and Shell scripting for provisioning and patching.
• Build and support CI/CD pipelines using Jenkins, GitLab, Maven to enable automated deployments and platform lifecycle management.
• Configure and troubleshoot Tomcat/JBoss/OpenShift environments, including server configurations and deployment workflows.
• Collaborate with development teams to onboard and optimize Java-based applications on OpenShift and VM-hosted platforms.
• Perform root-cause analysis for production incidents and participate in major incident management.
• Support observability with Grafana, Prometheus, Splunk, and Dynatrace for platform health visibility.

Skills

OpenShift expertise

Kubernetes

CI/CD processes

Python

Shell scripting

Jenkins

Maven

Git version control

Security best practices

Troubleshooting at scale

Tools

Docker

GitHub

Ansible

Terraform

Helm

OpenShift (OCP)

Job description

Primary Responsibilities

• Drive application modernization and migration initiatives from legacy platforms to OpenShift and cloud-native architectures.
• Develop and maintain automation solutions using Ansible, Chef Cookbooks, Python, and Shell scripting for server provisioning, middleware configuration, patching, SSL certificate management, and operational tasks.
• Build and enhance self-service platform capabilities to improve operational efficiency and developer experience.
• Administer, configure, and troubleshoot applications running on Red Hat OpenShift (OCP), including Kubernetes resources, Helm Charts, ConfigMaps, Secrets, Routes, Persistent Volumes, and containerized workloads.
• Manage Kubernetes resources including Pods, Deployments, StatefulSets, DaemonSets, Services, Ingresses, Routes, and Operators.
• Troubleshoot OpenShift cluster, networking, storage, security, performance, and high‑availability issues across development, test, and production environments.
• Support production incidents, perform root cause analysis, and lead Major Incident Management (MIM) and technical bridge calls during critical outages.
• Build, enhance, and support CI/CD pipelines using Jenkins, GitLab, Maven, and enterprise deployment frameworks to enable automated deployments and platform lifecycle management.
• Create and maintain Chef Cookbooks for Tomcat, Apache HTTP Server, SSL certificate automation, middleware patching, platform upgrades, and infrastructure standardization.
• Configure, administer, and troubleshoot Apache Tomcat and Red Hat JBoss Web Server (JWS) environments, including server.xml, context.xml, JVM settings, connectors, clustering, session management, security configurations, and application deployments.
• Partner with application development teams to onboard, deploy, troubleshoot, and optimize Java-based applications running on OpenShift and VM-hosted platforms.
• Perform application startup analysis, thread dump analysis, heap dump analysis, garbage collection tuning, JVM performance optimization, log analysis, and troubleshooting of application connectivity, memory, SSL/TLS, and deployment-related issues.
• Support middleware workloads hosted in AWS cloud environments, including deployment automation, upgrades, patching, and operational support.
• Implement and manage SSL/TLS, mTLS, certificate lifecycle management, and security compliance controls across middleware platforms.
• Configure and support observability solutions using Grafana, OpenTelemetry, Prometheus, Splunk, and Dynatrace for monitoring, alerting, performance tuning, capacity planning, and platform health visibility.
• Automate self‑healing, auto‑remediation, and operational resiliency capabilities to improve platform reliability and reduce manual intervention.
• Perform advanced troubleshooting, root cause analysis, performance tuning, and production issue resolution for Tomcat, Apache, Java, Spring Boot, and containerized applications.
• Collaborate with Application Development, Infrastructure, Security, Cloud Engineering, and Platform Engineering teams to deliver secure, scalable, and standardized platform solutions.
• Participate in production support rotations, change management, release management, disaster recovery testing, and platform governance activities.

Talents Needed for Success

• Version Control Systems: Atlassian Bitbucket, GitHub.
• Containerization and Orchestration: Docker, Kubernetes, RedHat OpenShift.
• Application Servers: IBM WebSphere, Apache Tomcat, Redhat JBoss EAP.
• Configuration Management and Infrastructure as Code (IaC): Chef, Terraform, Puppet, Ansible.
• Cloud Computing Platforms: Amazon Web Services (AWS), Google cloud, Azure.
• Build and Dependency Management: Jenkins, Maven, and Gradle.
• Streaming Platform: Apache Kafka.
• Continuous Integration and Continuous Deployment (CI/CD): Ansible.
• Operating Systems and Scripting: Red Hat Enterprise Linux, Bash Shell script, Java Script and Python.