Senior Oracle Fusion Middleware Administrator

Contract Opportunity
Federal Governemnt 
Sydney, Canberra or Brisbane

Are you an experienced Oracle Fusion Middleware specialist looking to work on large-scale, business-critical government platforms?

We are seeking a Senior Oracle Fusion Middleware Administrator to join a high-performing team supporting and enhancing complex integration services and enterprise middleware environments within a major Federal Government department.

This role offers the opportunity to work across critical national systems, contribute to major transformation initiatives, and provide technical leadership across Oracle Fusion Middleware technologies.

The Role

As a Senior Oracle Fusion Middleware Administrator, you will be responsible for the administration, support, maintenance, enhancement, and ongoing reliability of enterprise integration platforms and middleware services.

You will play a key role in supporting existing production environments while contributing to future project delivery, platform upgrades, migrations, system integrations, and infrastructure improvements.

This role requires a hands-on technical specialist who can provide expert advice, solve complex technical challenges, and mentor team members while ensuring the ongoing stability and performance of critical systems.

Key Responsibilities

• Administer, maintain and support Oracle Fusion Middleware environments
• Design, develop and implement complex integration and middleware solutions
• Perform technical analysis and provide recommendations for project initiatives
• Manage platform upgrades, patching, migrations, deployments and releases
• Support production environments and ensure operational stability
• Lead troubleshooting and root cause analysis activities for complex incidents
• Develop and maintain high availability, disaster recovery and capacity management plans
• Monitor system performance and implement proactive improvements
• Provide technical leadership, mentoring and knowledge sharing across the team
• Ensure compliance with government standards, governance processes and development methodologies
• Produce technical designs, solution documentation and operational procedures
• Collaborate with architects, developers, infrastructure teams and key stakeholders
• Contribute to continuous improvement initiatives across middleware and integration services

Required Experience

To be successful in this role, you will demonstrate experience across Oracle Fusion Middleware administration and support, including:

• Oracle Fusion Middleware administration and operational support
• Integration support across enterprise systems such as SAP, Siebel, IDM, ADFS and related platforms
• Oracle WebLogic Server administration and configuration
• Oracle SOA Suite 12c
• Oracle Service Bus (OSB)
• BPEL and Mediator
• Oracle Web Service Manager
• Oracle API Gateway and/or IBM DataPower
• JDeveloper
• Java development and troubleshooting
• Oracle RDBMS 12c and PL/SQL

Technical Skills

You will ideally have hands-on experience with:

• Web Services
• SOAP and REST APIs
• WSDL and WADL
• XML, JSON
• XSLT and XQuery
• Service design and interface mapping
• Enterprise integration patterns
• Middleware platform monitoring and performance tuning
• Infrastructure automation and scripting
• Production support and operational management

If you are an experienced Oracle Middleware professional looking for your next challenge, we would love to hear from you. Apply now with your CV and a brief summary of your relevant Oracle Fusion Middleware experience.

Due to the nature of the role, the candidate must be an australian citizen with an NV1 clearance. 

How to Apply

Apply directly or for more information on this role, please email Zainab Afzaal at zainab.afzaal@calleo.com.au

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Calleo is an equal opportunity employer and we encourage applications from all people including Aboriginal and Torres Strait Islander peoples.