IBM MQ / ACE Middleware Engineer

Position would require the candidate to be a W2 employee of Donatech.
US Citizenship Required.

• Build and maintain IBM MQ environments, including queue managers, queues, channels, and connectivity between applications.
• Support IBM ACE environments, including integration nodes, integration servers, and associated runtime configurations.
• Strengthen observability through monitoring and alerting, identifying issues before they disrupt operations.
• Troubleshoot messaging, integration, and connectivity problems in collaboration with application and infrastructure teams.
• Manage certificates and secure messaging connections, including renewals and issue resolution.
• Plan and execute IBM MQ and ACE upgrades, and coordinate supporting server upgrades and maintenance.
• Support disaster recovery planning, testing, and recovery procedures to improve operational readiness.
• Contribute to scheduled maintenance windows and participate in weekend and on-call support within the approved work schedule.
• Maintain clear technical documentation and identify opportunities to simplify administration, automate recurring work, and improve supportability.
• Provide occasional ACE development and deployment support using your knowledge of integration architecture and design.

What You Bring
You’re someone who enjoys understanding how systems connect and takes ownership of keeping them running well. You can work independently through a complex technical issue, recognize when to bring others into the conversation, and explain what’s happening clearly. You value both resolving today’s problem and making tomorrow’s environment more reliable.

• Hands-on experience administering IBM MQ in an enterprise environment.
• Experience troubleshooting messaging infrastructure, connectivity, and certificate-related issues.
• Working knowledge of IBM ACE, its runtime components, and the ACE Toolkit.
o Understanding of integration development and architecture.
• Experience with production support, monitoring, upgrades, and infrastructure maintenance.
• Strong collaboration, documentation, and problem-solving skills.
Availability to support scheduled weekend maintenance and an on-call rotation.
• Experience with scripting, automation, high availability, disaster recovery, and ACE development is a plus.