Senior Mainframe EDI Developer

DPP is seeking a Senior Mainframe EDI Developer for an opportunity in Columbia, SC.   Location: Fully onsite in Columbia, SC Duration: 6 months, contract-to-hire; W2 position Work authorization: Candidates must be eligible to earn a low-level (Public Trust) US security clearance.   Position summary: We are seeking a highly skilled Senior Mainframe EDI Developer to join the EDIG (Electronic Data Interchange Gateway) Host Team—part of a collaborative group supporting healthcare claims processing across multiple interconnected systems. This role is ideal for a self starter who thrives in mainframe environments, understands HIPAA transactions, and enjoys working in a tight, supportive team.  Team environment: EDIG organization consisting of: Host Team (this role) Non Host Team Operations Team Total of 5–9 developers on the Host Team Close collaboration with team lead for assignments and direction Regular interaction with non-host and operations groups to support the full EDIG workflow On-call rotation required  Primary responsibilities: Develop, enhance, and maintain mainframe applications that support healthcare claims management. Process and validate HIPAA X12 5010 transactions (837, 835, 834, 270/271, 276/277). Support secure file transfer processes (NDM, FTP, VPN) between mainframe and UNIX systems. Work with claims data and file structures for Commercial, EDIG, and TRICARE systems. Utilize PIMS knowledge to support existing legacy functionality. Create technical documentation including requirements, test plans, and implementation plans. Participate in production support and on-call responsibilities. Collaborate with cross-functional teams to ensure end to end EDI processing stability.  Required technical skills: COBOL (Mainframe & Micro Focus) CICS DB2 IMS MQ IBM Batch JCL Easytrieve APS Code Generator PIMS application background NDM / IBM Connect Direct UNIX file transfers (FTP, VPN) Healthcare claims systems knowledge (Commercial, EDIG, TRICARE) EDz vendor product (APS on non-host)  Mainframe utilities and tools: SYNCSORT IDCAMS IBM IEB*/IEF* utilities FILEAID ZEKE Scheduler NDM, FTP, VPN MS Office for documentation and communication  Preferred experience: Prior work within healthcare payer or claims processing environments Strong understanding of HIPAA EDI file formats and transaction flows Experience supporting large-scale mainframe-based EDI systems Ability to operate effectively in team-based environments with shared responsibilities  Soft skills: Self-starter with strong initiative Excellent communication across technical and non-technical groups Team player with collaborative mindset Strong problem solving and troubleshooting abilities  Minimum required work experience: 4 years of application development, systems testing or other job-related experience.  Required education/equivalencies: Bachelor’s degree in Computer Science, Information Technology, or other job-related degree; OR, Associates degree in CS, IT, or other job-related degree plus 2 years of work-related experience; OR, 4 years job-related work experience (total 8 years without a degree)  Interested? Learn more: Click the apply button or contact our recruiter Alan at Alan.Farhi@ to learn more about this position (#26-00223). US Citizen: This role requires the ability to obtain a low-level US security clearance, which requires a thorough background search and US citizenship. Residency requirements may apply. EOE/AA/V/D DPP offers a range of compensation and benefits packages to our employees and their eligible dependents. Call today to learn more about working with DPP.  

Created: 2026-04-02