JD - Middleware Administrator (L3)
Role: Middleware Administrator
Level: L3 – Middleware Support Lead / SME
Experience: 6-12 Years
Location: Thane

Role Summary
Acts as the technical owner and escalation point for enterprise middleware platforms. Responsible for architecture, stability, performance, security, and lifecycle management of middleware services across on‑prem and cloud‑native environments. Leads major incident resolution, platform upgrades, and standardization.

Core Skills (Must‑Have)
Deep expertise in JBoss / WildFly / Tomcat / Apache
Robust experience with container platforms – Kubernetes / Red Hat OpenShift
Middleware architecture, design, and standardization
Advanced performance tuning & troubleshooting
Heap/thread analysis, GC tuning, memory profiling
Strong experience with SSL, SSO, certificates, and security integration
CI/CD pipeline design and governance
Linux/Unix administration expertise
Experience supporting 24×7 enterprise production environments
Strong RCA, problem management, and stakeholder communication

Good‑to‑Have




Experience with cloud‑native middleware deployments
Automation / scripting (Shell / Python)
Exposure to monitoring & observability tools
Knowledge of databases (MySQL/Postgres) and JDBC tuning

Key Responsibilities
Own architecture, design, and governance of middleware platforms
Define and enforce middleware standards and best practices
Lead major incident RCA and preventive action planning
Perform advanced performance tuning and capacity planning
Design and oversee high availability and scalability patterns
Lead middleware upgrades, patching, and lifecycle management
Ensure security hardening, compliance, and audit readiness
Oversee middleware deployments on Kubernetes / OpenShift
Guide and mentor L1/L2 middleware support teams
Collaborate with application, cloud, and security teams on platform initiatives
Final escalation point for middleware‑related issues
Owns design decisions, platform stability, and roadmap
Drives con

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