Sr. Java Middleware Engineer

Job Summary:
Candidate should have strong experience in enterprise Java applications, AWS, middleware, messaging technologies, Linux, and production support. The role involves monitoring mission-critical airline communication systems, troubleshooting production issues, and ensuring high availability of uplink and downlink messages.

Key Responsibilities:

               •             Support and maintain the SITA AIRCOM platform in production and non-production environments.

               •             Monitor AIRCOM services, message queues, and system health.

               •             Troubleshoot and resolve production incidents related to aircraft communications.

               •             Support ACARS message processing, routing, and delivery.

               •             Investigate message failures and perform root cause analysis.

               •             Deploy application releases and patches using established change management procedures.

               •             Work with airline operations, infrastructure, network, and development teams to resolve issues.

               •             Monitor JBoss EAP application servers and perform troubleshooting.

               •             Analyze application logs, thread dumps, and performance issues.

               •             Perform SQL queries for troubleshooting and data validation.

               •             Maintain operational documentation and standard operating procedures.

               •             Participate in on-call production support rotation.

Required Skills (Aviation):

Understanding of airline operations

ACARS messaging

Flight Operations concepts

OOOI messages

Flight plans and operational messaging

Technical Skills:

Java

JBoss EAP 

IBM MQ

REST and SOAP Web Services

XML and JSON

Linux/Unix administration

Shell scripting

SQL (SQL Server)

Git

Monitoring & Support:

Dynatrace

Grafana

ServiceNow

VersionOne

Networking

TCP/IP

BATAP/MATIP

TLS/SSL

DNS

Firewalls