Senior Modernization Engineer

Join the Texas Health and Human Services Commission (HHSC) and be part of a team committed to creating a positive impact in the lives of fellow Texans. At HHSC, your contributions matter, and we support you at each stage of your life and work journey. Our comprehensive benefits package includes 100% paid employee health insurance for full-time eligible employees, a defined benefit pension plan, generous time off benefits, numerous opportunities for career advancement and more.

Explore more details on the Benefits of Working at HHS webpage.

Job Title: Senior Modernization Engineer (also known as Systems Analyst VII)
Agency: Health & Human Services Comm
Department: Chief Technology Office EI 3b
Salary Range: $8,488.33 - $11,666.66 per month
Closing Date: 10/10/2026
Work Schedule: Regular, Full time, Exempt
Location: Austin, TX (701 W 51ST ST)
Onsite Requirement: This onsite role requires the selected candidate to work from an HHS office in Austin, Texas.
Eligibility: This position is open to U.S. Citizens and permanent residents.

Performs highly complex computer systems analysis work for the CTO team with a primary focus on enterprise application modernization, legacy system transformation, domain-driven design, and responsible use of AI-assisted engineering practices. Work involves assessing aging technology platforms, analyzing complex legacy codebases and system dependencies, identifying business domains and bounded contexts, reducing technical debt, and developing practical strategies to modernize applications for improved scalability, security, interoperability, and long-term maintainability.

The position supports modernization planning, source code analysis, migration of business logic, refactoring of monolithic applications, design of modular and cloud-ready service patterns, application of domain-driven design principles, responsible use of AI tools to assist code analysis and modernization planning, implementation of secure development practices, and transition of legacy functionality into modern application frameworks. Work includes preparing technical documentation, mapping current-state and target-state architectures, troubleshooting application issues, supporting modernization roadmaps, and collaborating with engineering, architecture, cloud, security, data, AI, and program teams to align technical solutions with agency business needs.

The position contributes to modernization efforts that improve system reliability, strengthen maintainability, enable future technology adoption, and support more efficient delivery of enterprise services. Works under general supervision, with moderate latitude for the use of initiative and independent judgment.

• Analyzes legacy applications, source code, data flows, business rules, system dependencies, domain boundaries, bounded contexts, and technical debt; develops modernization assessments, target-state recommendations, and practical roadmaps to transition aging systems to secure, scalable, AI-ready, and maintainable platforms. 35%
• Refactors, rewrites, configures, and implements modernized application components, business logic, interfaces, domain services, and APIs using domain-driven design principles, secure design practices, approved development standards, AI-assisted engineering tools where appropriate, and modern application frameworks to support upgraded agency business capabilities. 30%
• Troubleshoots, tests, and stabilizes modernized applications, code libraries, integrations, and runtime environments; identifies defects, resolves performance or service issues, and validates that modernized components meet functional, security, and operational requirements. 15%
• Prepares modernization documentation, domain models, current-state and target-state architecture mappings, technical flowcharts, AI-assisted analysis findings, and implementation guidance; provides consultation to architects, engineers, security, cloud, data, AI, and program teams to align modernization work with enterprise standards and business needs. 10%
• Supports modernization governance by promoting domain-driven design, secure coding, Dev Sec Ops  practices, responsible use of AI-assisted development tools, cloud readiness, quality standards, reusable patterns, and compliance with agency technology and architecture standards. 5%
• Performs other duties as assigned. 5%

• Knowledge:
  • Thorough knowledge of enterprise application modernization practices, domain-driven design, legacy system assessment, technical debt reduction, modernization roadmaps, and AI-assisted modernization analysis.
  • Thorough knowledge of legacy enterprise computing frameworks, modern application frameworks, modular architecture, bounded contexts, domain services, API and service integration patterns, and cloud-ready design approaches.
  • Thorough knowledge of secure application development, OWASP Top 10 vulnerabilities, Dev Sec Ops  practices, CI/CD concepts, testing practices,…