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# Redhat Linux Admin/Senior Middleware Engineer / Platform Engineer

- **Company:** Peoplentech Llc
- **Location:** Alexandria, VA, United States
- **Experience:** Expert
- **Salary:** $124,800
- **Contract:** Permanent contract
- **Skills:** Apache Tomcat, Databases, Continuous Integration, Linux, Disaster Recovery, Middleware, Identity and Access Management, Lightweight Directory Access Protocols (LDAP), Linux System Administration, Systems Development Life Cycle, Red Hat Enterprise Linux, Ansible, Prometheus, Single Sign-On, Software Deployment, Software Engineering, Software Vulnerability Management, Data Logging, Cloud Platform System, System Availability, Spring-boot, Containerization, Kubernetes, Infrastructure Automation Frameworks, Data Management, Operating System Security, Splunk, Jenkins, Microservices, Control M
- **Published:** October 29, 2026
- **Apply:** https://www.careerbuilder.com/job-details/redhat-linux-admin-senior-middleware-engineer-platform-engineer-alexandria-va--c49012f4-83d4-4d31-aac8-2a07a8f77daf

## About the Role

Red Hat Linux Operating System, Linux Administration, Middleware, Software Engineering, Red Hat Linux Operating System, Software Engineering, Linux Administration, Middleware, Tomcat, Software Development Lifecycle (SDLC), · Strong hands-on experience with Red Hat Enterprise Linux administration (physical and virtual).

· Advanced experience with SSL/TLS, certificate authorities, and secure communications.

· Proven expertise in middleware and OS security hardening, vulnerability management, and patching.

· Experience designing and supporting high availability and disaster recovery architectures.

· Strong troubleshooting skills across application, middleware, OS, and infrastructure layers.

· Working knowledge of LDAP/SSO integrations and identity management concepts.

· Experience with CI/CD and automation tools (e.g., Jenkins, Control-M).

· Familiarity with SAN storage concepts and enterprise storage platforms.

· Bachelor's degree preferred; equivalent professional experience accepted.

Nice to Have / Platform Engineering Enhancements

· Experience with infrastructure automation (Ansible, scripting).

· Exposure to containerization or Kubernetes (Tomcat on containers).

· Experience supporting Spring Boot or Java microservices platforms.

· Familiarity with observability stacks (Splunk, ELK, Prometheus).

## Description

· Architect, install, configure, and optimize Tomcat clusters on Red Hat Enterprise Linux virtual servers.

· Support application deployment strategies and enforce SDLC, change management, and release governance.

· Design and manage SSL/TLS, certificate lifecycle management, and secure communications.

· Implement authentication, authorization, and Single Sign-On (SSO) integrations using LDAP and enterprise identity platforms.

· Drive security hardening standards, vulnerability remediation, and compliance alignment for middleware and Linux systems.

· Perform advanced root cause analysis and resolution of complex middleware, OS, and application issues.

· Establish and maintain platform monitoring, logging, and alerting standards.

· Support and enhance CI/CD pipelines, automation, and deployment tooling (e.g., Jenkins).

· Mentor junior engineers and provide technical guidance across middleware and platform operations.

· Collaborate with application development, database, network, and storage teams to deliver stable and scalable platforms.

· Participate in 24/7 on-call rotation for critical platform incidents and escalations.