Expert Systems Analyst

Job Title Systems Analyst – CMS Encounter Implementation Job Summary The Systems Analyst – CMS Encounter Implementation is responsible for supporting the end-to-end implementation of CMS encounter submissions for new and expanding payer clients. This role leads requirements gathering, data mapping, testing coordination, and go-live readiness activities to ensure encounter submissions meet CMS regulatory and validation requirements. The Systems Analyst partners closely with project management, engineering, data, and client teams throughout the implementation lifecycle—from discovery through production readiness. Key Responsibilities Implementation & Configuration Lead requirements gathering sessions with internal and client stakeholders to define CMS encounter submission needs Document and maintain detailed business and technical requirements for encounter implementations Define encounter submission specifications aligned to CMS guidelines and client-specific configurations Perform gap analysis between source system data and CMS encounter requirements Data Mapping & Testing Develop and maintain detailed data mappings for CMS-compliant encounter files (e.g., 837P and 837I) Support unit, integration, and user acceptance testing for encounter submission workflows Validate test files and analyze CMS response files (999, 277CA, MAO feedback) Identify, document, and support resolution of validation and compliance issues during implementation Technical & Analytical Support Write and execute SQL queries to analyze source data, validate mappings, and reconcile test results Partner with engineering and data teams to troubleshoot data transformation or processing issues Support configuration and validation of encounter processing pipelines and submission schedules Go-Live Readiness & Transition Support implementation readiness activities, including dependency tracking, risk identification, and mitigation planning Document implementation outcomes, assumptions, and known limitations Coordinate handoff from implementation to operations or BPO teams following go-live Ensure implementation documentation supports long-term operational success Client & Cross-Functional Collaboration Serve as an implementation subject matter expert for CMS encounter submissions Provide clear, timely communication on implementation status, risks, and dependencies Participate in client-facing meetings to review testing results, readiness criteria, and go-live planning Required Qualifications Bachelor’s degree in information systems, Healthcare Administration, Computer Science, or equivalent practical experience 3 years of experience supporting healthcare data implementations or payer technology solutions Strong knowledge of CMS encounter submissions, Medicare Advantage, and/or ACA programs Hands-on experience with ANSI X12 transactions, particularly 837 encounter files Strong SQL skills with demonstrated experience in data validation, analysis, and troubleshooting Ability to interpret CMS validation logic and regulatory requirements and apply them to implementation work Excellent written and verbal communication skills, with the ability to produce clear, accurate documentation Strong analytical and problem-solving skills, including the ability to interpret complex data and identify actionable insights Demonstrated ability to work independently with minimal supervision Proven self-starter who proactively identifies work, resolves issues, and drives tasks through to completion Ability to analyze complex information and make sound, data-driven decisions in a fast-paced implementation environment Preferred Qualifications Direct experience supporting CMS MA encounter submission implementations Familiarity with CMS acknowledgment and response files (999, 277CA, MAO reports) Experience working in implementation, consulting, or project-based delivery environments Knowledge of ETL processes, data integration tools, or healthcare d ... (truncated, view full listing at source)