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VistA/MUMPS Sustainment Expert

Location: Remote
Compensation: To Be Discussed
Reviewed: Wed, Aug 19, 2026
This job expires in: 6 days

Job Summary

Providing expert guidance on VistA and MUMPS-based application sustainment, the full-time remote VistA/MUMPS Sustainment Subject Matter Expert will analyze and resolve defects, incidents, and service requests while supporting production issues and collaborating with cross-functional teams.

Key responsibilities
  • Analyze, triage, and resolve VistA defects, incidents, and production issues
  • Perform root cause analysis and develop defect resolution plans
  • Support Tier 2 and Tier 3 production support, including incident prioritization and resolution planning
Required qualifications
  • Significant hands-on experience with VistA sustainment and operations
  • Strong knowledge of MUMPS programming and VistA technical architecture
  • Experience with VistA routines, FileMan, and data dictionaries
  • Proven ability to diagnose and resolve production defects in legacy systems
  • Experience with Tier 2/Tier 3 support and defect management processes

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