Job description

All qualified resumes will be responded to in 24hrs or less US Citizen or Green card a must- No CORP TO CORP VistA/MUMPS Sustainment Subject Matter Expert Key Responsibilities • Provide expert guidance on VistA and MUMPS-based application sustainment. • Analyze, triage, and resolve VistA defects, incidents, service requests, and production issues. • Perform root cause analysis across code, data, configuration, workflow, interface, and environment-related issues. • Support Tier 2 and Tier 3 production support, including incident prioritization, escalation, workaround identification, and resolution planning. • Develop and review defect resolution plans, including remediation approach, code/data impacts, testing strategy, release considerations, and rollback planning. • Support testing, validation, release readiness, deployment planning, documentation updates, and post-release monitoring. • Collaborate with developers, testers, product owners, release managers, operations teams, and government stakeholders. • Recommend improvements to sustainment processes, defect prevention, monitoring, backlog management, and knowledge transfer. Required Qualifications • Significant hands-on experience with VistA sustainment, operations, maintenance, or modernization. • Strong knowledge of MUMPS programming and VistA technical architecture. • Experience with VistA routines, globals, FileMan, data dictionaries, cross-references, and package dependencies. • Proven ability to diagnose and resolve production defects in legacy or mission-critical systems. • Experience with Tier 2/Tier 3 support, ticket triage, defect management, and structured software delivery processes. • Ability to communicate complex technical issues clearly to both technical and non-technical audiences. Preferred Qualifications Prior experience supporting Department of Veterans Affairs systems or federal healthcare platforms. Familiarity with VA product-line delivery models, federal sustainment practices, release management, Agile, DevSecOps, and compliance requirements. Experience with monitoring, root cause analysis reporting, data correction, table maintenance, or legacy system modernization.

Requirements

Must-haves

All qualified resumes will be responded to in 24hrs or less
US Citizen or Green card a must- No CORP TO CORP
VistA/MUMPS Sustainment Subject Matter Expert Key Responsibilities
Provide expert guidance on VistA and MUMPS-based application sustainment.
Analyze, triage, and resolve VistA defects, incidents, service requests, and production issues.
Perform root cause analysis across code, data, configuration, workflow, interface, and environment-related issues.
Support Tier 2 and Tier 3 production support, including incident prioritization, escalation, workaround identification, and resolution planning.
Develop and review defect resolution plans, including remediation approach, code/data impacts, testing strategy, release considerations, and rollback planning.
Support testing, validation, release readiness, deployment planning, documentation updates, and post-release monitoring.
Collaborate with developers, testers, product owners, release managers, operations teams, and government stakeholders.
Recommend improvements to sustainment processes, defect prevention, monitoring, backlog management, and knowledge transfer. Required Qualifications
Significant hands-on experience with VistA sustainment, operations, maintenance, or modernization. • Strong knowledge of MUMPS programming and VistA technical architecture.
Experience with VistA routines, globals, FileMan, data dictionaries, cross-references, and package dependencies.
Proven ability to diagnose and resolve production defects in legacy or mission-critical systems.
Experience with Tier 2/Tier 3 support, ticket triage, defect management, and structured software delivery processes.

Nice-to-haves

None flagged.

Application prep

Use the role’s language and application details while tailoring your materials.

Keywords to mirror

agile

Platform: catsone
Effort: medium