Mainframe Systems Analyst / Interface & Documentation Specialist

Job Details

Role : Mainframe Systems Analyst / Interface & Documentation Specialist

Duration: 12 months

Remote is fine but in the US

Responsibilities

• For assigned interfaces, provide independently checked source-to-target mappings and an interface inventory covering relevant layouts, element IDs, offsets, lengths, transformations, schedules, dependencies, and owners/SMEs.
• For assigned analysis, provide applicable data-flow and process diagrams, batch/job/file traceability, investigation findings, documented gaps and open questions, and supporting PBIs or follow-on notes.
• Document source evidence and unresolved assumptions, address review comments, and hand over version-controlled artifacts and a walkthrough for client review against the assigned work item's agreed acceptance criteria.

Technical Skills

Required Skills & Experience

• COBOL
• CICS
• DB2
• JCL
• VSAM
• Copybooks/File Layouts
• Systematics RM
• Systematics IM
• Systematics IT
• Systematics GN
• Systematics ALS

Role Requirements

Interface & Data Flow Analysis

• Understand end-to-end interfaces, data flows, dependencies, batch processing, source/target systems, and how applications exchange data.

Source-to-Target Mapping

• Perform field-level source-to-target mapping.
• Validate element IDs, offsets, lengths, and transformations.
• Independently verify information rather than relying solely on existing documentation.

Troubleshooting & Traceability

• Trace processing and troubleshoot issues across platforms.
• Follow files, jobs, reports, and dependencies across systems.

Documentation

• Create clear, reusable interface documentation, mappings, process summaries, diagrams, PBIs, and supporting artifacts understandable to both technical and business stakeholders.

Analysis & Investigation

• Identify business owners and SMEs.
• Investigate unclear or obsolete processes.
• Work through incomplete information and document findings, assumptions, gaps, and recommendations.