Oracle Middleware L2 Support Engineer with WebLogic and SOA

Overview We are looking for a proactive and detail-oriented Oracle Middleware L2 Support Engineer to provide production support for Oracle Telecom applications deployed on WebLogic and SOA Suite . The role focuses on incident resolution, monitoring, deployment validation, service recovery, and operational stability across BRM, UIM, AIA, OSB, and TOA environments.

The candidate will act as the first line of technical escalation beyond L1 and ensure SLA compliance, system availability, and controlled production deployments.

Responsibilities Key Responsibilities

• Production Monitoring & Health Checks
• Perform daily health checks for:

• Oracle WebLogic Server domains and managed servers
• Oracle SOA Suite composites and services

• Monitor JVM usage (Heap, Threads, GC activity)
• Validate JDBC, JMS, and Data Source connectivity
• Ensure services are up across clustered environments
• Application Support - Telecom Stack

Provide L2 operational support for:

• Oracle Communications Billing and Revenue Management (BRM)

• Monitor CM, DM, ECE, Pipeline services
• Restart and validate billing components
• Troubleshoot transaction failures

• Oracle Communications Unified Inventory Management (UIM)

• Validate deployments
• Troubleshoot stuck workflows

• Oracle Application Integration Architecture (AIA)

• Monitor PIPs and integration flows
• Validate end-to-end transactions

• Oracle Service Bus (OSB)

• Debug proxy & business service issues
• Resolve routing failures

• Oracle Communications Field Service (TOA / OFS)

• Monitor integration jobs
• Validate sync between systems

• Incident Management (L2)
• Analyze application and server logs to identify root cause.
• Perform service restarts and recovery actions.
• Troubleshoot:

• Stuck threads
• Heap memory issues
• JDBC connectivity failures
• SOA composite faults
• OSB message failures

• Escalate complex issues to L3/Vendor with proper analysis.
• Prepare incident reports and RCA documentation.
• Deployment & Change Support
• Execute controlled deployments in QA/UAT/PROD.
• Validate post-deployment functionality.
• Support rollback activities if required.
• Follow change management governance process.
• Maintain deployment checklist and runbooks.
• Stability & Preventive Actions
• Proactively identify recurring issues.
• Implement preventive actions to reduce repeat incidents.
• Support patching and PSU activities.
• Participate in DR drills and failover validations.

Requirements Technical Skills Required Core Middleware

• Administration knowledge of:

• WebLogic 11g/12c
• SOA Suite & OSB

• JVM monitoring & basic tuning
• WLST basics
• Linux command-line operations

Telecom Stack Knowledge

• BRM service architecture (CM, DM, ECE basics)
• UIM deployment structure
• AIA integration flows
• OSB proxy and routing concepts

Database

• Basic SQL troubleshooting
• Data source validation
• Understanding of connection pooling

Experience Required

• 3-6 years of Middleware Production Support
• Experience in 24x7 support model (shift-based environment preferred)
• Exposure to Telecom BSS/OSS systems is highly desirable

Soft Skills

• Strong troubleshooting and analytical skills
• Ability to work under production pressure
• Clear communication during incidents
• Documentation and governance discipline
• Ownership mindset toward service stability

Key Performance Indicators (KPIs)

• SLA adherence
• Incident resolution time (MTTR)
• Repeat incident reduction
• Deployment success rate
• System uptime & availability