Redhat Linux Admin/Senior Middleware Engineer / Platform Engineer

Key Responsibilities

· 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.

Required Skills & Experience

· 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).