Java Native Developer

Information Technology Strategies - Washington, DC

Full-time

Washington, DC

Professional, Scientific, and Technical Services

About the position

The Java Native Developer position at Information Technology Strategies involves working closely with the IRS to ensure compliance with policies and best practices while providing high-level architecture and design support for mainframe configurations. The role requires collaboration across various teams, leading technical discussions, and troubleshooting infrastructure operations issues on the IBM z/OS mainframe. The developer will also be responsible for the installation, configuration, and maintenance of Java applications, as well as knowledge transfer to IRS support staff.

Responsibilities

• Review and validate designs/configurations to ensure compliance with IRS policies and best practices.
• Collaborate across impacted areas and lead design and configuration review sessions.
• Lead, facilitate, and coordinate technical discussions related to Linux migration on the mainframe.
• Provide high-level architecture/design input and support to IRS operations for mainframe configurations.
• Coordinate activities across multiple workstreams to maintain schedules, collecting and reporting progress daily.
• Troubleshoot infrastructure operations issues, coordinating resolution efforts across teams.
• Monitor and report on the Parallel Operations (PO) program running on the IBM z/OS mainframe.
• Provide hands-on installation, configuration, and maintenance of Java applications on the IBM z/OS mainframe.
• Offer knowledge transfer and training to IRS support staff, including documenting processes, procedures, and system configurations.
• Ensure system performance and high service availability of IBM z/OS mainframe hardware.
• Troubleshoot and resolve technical issues related to JCL and mainframe configurations, particularly for ITPE J12 and J15 deployments.
• Utilize various tools for application monitoring and reporting on the mainframe.

Requirements

• Must be able to pass IRS Background check (Basic eligibility requirements include: U.S. Citizenship or Green Card, clear criminal history, no recent or pending bankruptcies).
• Deep hands-on experience with IBM z/OS mainframe and Java programming on the platform.
• Strong knowledge of IBM J9 JVM in JZOS environments, understanding how z/OS manages scheduling, resource allocation, and JNI handling.
• Experience with z/OS JCL, Control-M-O-B, and mainframe text editors like ISPF.
• Hands-on experience with SDSF, SMPe, and managing load libraries, job setups, and APF/ Lnklst.
• Proficiency with Program Libraries, Joblib, Steplib, batch job execution, output reading, file allocation, copying, and comparison.
• Excellent verbal and written communication skills.
• Previous experience leading and facilitating technical discussions and meetings.

Benefits

• Four Medical/Vision options including an HSA plan
• Dental and Orthodontia plan
• Vision Materials plan
• Paid Life, Short-Term Disability, and Long-Term Disability
• 401K Retirement Program with company contribution
• Paid Vacation, Holidays, Sick Leave, Floating Holidays, Bereavement Leave
• Semi-monthly pay cycle