Analyze and research VSAM file structures and COBOL program behavior to support system enhancements and troubleshooting
Investigate data flows and application logic across mainframe components
Support and maintain JCL as needed for batch processing and job execution
Build, verify, and deploy Java artifacts packaged as TAR files as part of release activities
Partner with development and operations teams to support build and deployment processes
Assist with production issue analysis and resolution
Document system behavior, integration points, and release procedures
Collaborate with cross-functional teams to support ongoing modernization and system stability

Applicants must be authorized to work in the United States. In alignment with federal contract requirements, certain roles may also require U.S. citizenship and the ability to obtain and maintain a federal background investigation and/or a security clearance.
Strong analytical experience with mainframe systems, including VSAM and COBOL
Working knowledge of JCL
Familiarity with Java applications, including building and deploying packaged components (TAR files)
Ability to understand and support integrations between legacy mainframe systems and modern application components
Experience researching complex systems and translating findings into actionable insights
Strong problem-solving and troubleshooting skills
Clear written and verbal communication
Ability to work independently while collaborating effectively with technical teams.

System Engineer

Key skills