Linux/Unix Expert - Migrations

Linux/Unix Expert - Migrations

Posted 2 weeks ago by 1760617565

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Negotiable
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Remote
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Application Servers Banking Commercial Banking Computer Science Config Files Data Migration External Auditing File Servers IBM WAS IBM Websphere Application Server JSON Web Signature (JWS) Linux Linux System Administration Load Testing Management Middleware Oracle Linux Performance Tuning Regression Testing RESTEasy (JBoss) Scalability Scripting Server Configuration System Administration Verification And Validation Web Servers

Summary: The role of Application Modernization Engineer focuses on leading the migration of legacy applications from AIX to Linux and transitioning middleware from WebSphere Application Server to JBoss Web Server. This position is crucial for enhancing the performance, scalability, and maintainability of the commercial banking platform. The engineer will collaborate with various teams to ensure a seamless migration process while adhering to security and operational standards. Proven experience in platform migration projects is essential for success in this role.

Key Responsibilities:

  • Lead the technical execution of migrating applications from AIX to Linux environments.
  • Plan and implement the transition from WebSphere Application Server to JBoss Web Server.
  • Analyze existing application configurations, dependencies, and performance characteristics.
  • Translate and refactor configuration files, scripts, and deployment artifacts.
  • Collaborate with development, infrastructure, and security teams to ensure seamless migration.
  • Conduct performance tuning, regression testing, and validation post-migration.
  • Document migration procedures, runbooks, and knowledge transfer materials.
  • Ensure compliance with security, audit, and operational standards.

Key Skills:

  • AIX administration
  • Linux system administration
  • Shell scripting
  • Filesystem management
  • Permissions management
  • WebSphere Application Server configuration
  • JBoss Web Server setup
  • Java/J2EE deployment
  • Application migration planning
  • Data migration techniques
  • Configuration file translation
  • Performance tuning
  • Regression testing
  • Load testing
  • Monitoring tools
  • SSL/TLS configuration
  • User and group management
  • Audit and logging setup
  • 5+ years of experience in system administration and application server management
  • Strong understanding of enterprise middleware and Java-based applications
  • Excellent troubleshooting, documentation, and communication skills
  • Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience)

Salary (Rate): undetermined

City: undetermined

Country: USA

Working Arrangements: remote

IR35 Status: outside IR35

Seniority Level: undetermined

Industry: IT

Detailed Description From Employer:
ONLY ON W2
JOB DESCRIPTION:

MUST HAVE EXPERIENCE:
  • Proven experience in platform migration projects, especially AIX to Linux and WAS to JWS.
Overview:

We are seeking a skilled and motivated Application Modernization Engineer to lead and execute the migration of legacy applications from AIX to Linux and transition middleware from WebSphere Application Server (WAS) to JBoss Web Server (JWS).

This role is critical to our infrastructure modernization strategy and will directly impact performance, scalability, and maintainability of our commercial banking platform.

Key Responsibilities:
  • Lead the technical execution of migrating applications from AIX to Linux environments.
  • Plan and implement the transition from WebSphere Application Server to JBoss Web Server.
  • Analyze existing application configurations, dependencies, and performance characteristics.
  • Translate and refactor configuration files, scripts, and deployment artifacts.
  • Collaborate with development, infrastructure, and security teams to ensure seamless migration.
  • Conduct performance tuning, regression testing, and validation post-migration.
  • Document migration procedures, runbooks, and knowledge transfer materials.
  • Ensure compliance with security, audit, and operational standards.
Technical Skills:

AIX administration, Linux system administration, Shell scripting, Filesystem management, Permissions management, WebSphere Application Server configuration, JBoss Web Server setup, Java/J2EE deployment, Application migration planning, Data migration techniques, Configuration file translation, Performance tuning, Regression testing, Load testing, Monitoring tools, SSL/TLS configuration, User and group management, Audit and logging setup

Qualifications:
  • 5+ years of experience in system administration and application server management.
  • Proven experience in platform migration projects, especially AIX to Linux and WAS to JWS.
  • Strong understanding of enterprise middleware and Java-based applications.
  • Excellent troubleshooting, documentation, and communication skills.
  • Bachelor s degree in Computer Science, Engineering, or related field (or equivalent experience).
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