Senior IBM MQ & Middleware Engineer (High Availability)

Guardian; Bethlehem (Northampton County); On-site; USD 86,000 - 142,000; Full time

Job summary

Guardian seeks an experienced Middleware Engineer to manage IBM MQ services, including Native High Availability, clustering, and disaster recovery. You will design, deploy, and support MQ across integration layers with WebSphere and Tomcat, and work with Java applications.

This role requires deep Linux/Unix admin skills, scripting for automation, and hands-on DevOps experience with Jenkins, Ansible, Puppet, GitHub or GitLab. Candidates with AWS exposure fit Guardian's hybrid-cloud environment.

Qualifications

• Bachelor's degree or equivalent practical experience in CS/IT/Engineering.
• 7+ years of middleware engineering or admin experience.
• Hands-on IBM MQ v9.3/v9.4 installation, configuration, upgrades, and production support.
• Strong experience with IBM MQ Native High Availability and failover testing.
• Experience with MQ clustering, distributed queuing, publish/subscribe patterns.
• Security-focused implementation for messaging/integration tech.
• Experience integrating IBM MQ with IBM WebSphere, Tomcat, App Connect/ACE, or IBM Integration Bus.
• Proficiency in Linux/Unix administration and scripting for automation.
• Exposure to AWS and hybrid-cloud middleware architectures.

Responsibilities

• Engineer and operate secure, resilient IBM MQ services, including HA, clustering, distributed messaging, and disaster recovery.
• Administer and improve IBM WebSphere Application Server and Apache Tomcat platforms, including configuration, patching, upgrades, integrations, performance, and production support.
• Automate provisioning, configuration, validation, monitoring, and operational tasks using scripting, DevOps pipelines, and configuration-management tools.
• Lead technical troubleshooting for complex middleware incidents, perform root-cause analysis, and implement durable corrective actions.
• Collaborate across application, infrastructure, cloud, cybersecurity, compliance, and operations teams to deliver middleware solutions aligned with enterprise standards.

Skills

IBM MQ

WebSphere AS

Apache Tomcat

Linux/Unix

DevOps tools

AWS

High Availability/DR

MQ clustering

Messaging security

Enterprise Java

Education

Bachelor's degree or equivalent

Tools

IBM MQ v9.3/v9.4

Jenkins

Ansible

Puppet

GitHub/GitLab

WebSphere AS

Tomcat

App Connect/ACE

Job description

Guardian seeks an experienced Middleware Engineer to manage IBM MQ services, including Native High Availability, clustering, and disaster recovery. You will design, deploy, and support MQ across integration layers with WebSphere and Tomcat, and work with Java applications.

This role requires deep Linux/Unix admin skills, scripting for automation, and hands-on DevOps experience with Jenkins, Ansible, Puppet, GitHub or GitLab. Candidates with AWS exposure fit Guardian's hybrid-cloud environment.