Title: Senior Oracle Middleware Administrator
Location: Westbrook, Maine
Duration: 06-12 Months
Experience Level: Senior / Lead Consultant (7-10+ years)
Project Description:
Our client is seeking an experienced Senior Oracle Middleware Administrator to support a strategic enterprise middleware modernization initiative. The primary focus of this role is upgrading Oracle WebLogic environments from 12c to 14c, establishing modernized middleware platforms, and ensuring application compatibility throughout the migration process.
The consultant will partner with Middleware Engineering, DevOps, Security, Database, and Application Development teams supporting the LYNXX platform and associated Oracle middleware environments. This engagement will involve designing and executing side-by-side migration strategies, building new WebLogic 14c domains, validating Java compatibility, migrating applications, and retiring legacy middleware components.
This is a hands-on engineering role focused on Oracle middleware architecture, administration, modernization, automation, and production support.
Top Skills (Must Have):
- 7+ years of Oracle WebLogic Server administration experience
- Deep expertise with Oracle WebLogic 12c and 14c
- Experience performing WebLogic domain migrations and upgrades
- Strong knowledge of WebLogic clustering, JMS, JDBC, security realms, and deployment management
- Experience supporting Java-based enterprise applications and Java version upgrades
- Strong Linux administration and troubleshooting skills
- Shell scripting and automation experience
- Experience working within AWS environments
- Familiarity with CI/CD pipelines and deployment automation practices
- Strong problem-solving, documentation, and operational support capabilities
Strongly Preferred:
- Oracle SOA Suite administration
- Oracle Service Bus (OSB) experience
- Experience supporting legacy Oracle middleware technologies
- Large-scale middleware modernization and transformation projects
- Terraform, Jenkins, Git, and Infrastructure as Code (IaC) experience
- Enterprise application migration experience
- Performance tuning and middleware optimization
- Experience within highly regulated enterprise environments
- Knowledge transfer and operational documentation expertise
Key Responsibilities:
Oracle WebLogic Upgrade Activities
- Upgrade Oracle WebLogic Server environments from 12c to 14c
- Design and execute side-by-side migration strategies
- Build and configure new WebLogic 14c domains and clusters
- Migrate applications from existing WebLogic 12c environments
- Conduct domain assessments, configuration reviews, and remediation activities
- Validate application and middleware compatibility throughout the migration lifecycle
Middleware Engineering
- Administer and maintain Oracle WebLogic Server environments
- Configure managed servers, clusters, JMS resources, JDBC resources, and security components
- Manage application deployments and environment configurations
- Support middleware patching, upgrades, and lifecycle management
- Troubleshoot performance, availability, and stability issues
- Implement operational best practices and standards
Platform Modernization
- Assess and support Java runtime upgrade initiatives
- Evaluate middleware architecture and migration impacts
- Develop migration strategies and implementation plans
- Create operational standards, procedures, and technical documentation
- Participate in proof-of-concept and validation efforts
- Partner with DevOps teams to automate provisioning and deployment processes
Operational Support
- Support production and non-production middleware environments
- Resolve complex deployment, integration, and middleware issues
- Participate in change management and release activities
- Support upgrade testing, cutover planning, and rollback strategies
- Ensure platform stability during modernization activities