Senior Mainframe EDI Developer

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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 to learn more about this position (#26-00223).

: This role requires the ability to obtain a low-level US security clearance, which requires a thorough background search and ship. 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.