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Position Summary
This position provides advanced Java development support for the Environmental Protection Agency's (EPA) Safe Drinking Water Information System (SDWIS) and the ongoing migration to the Drinking Water State-Federal-Tribal Information Exchange System (DW-SFITES). The Java Developer will serve as a key technical contributor responsible for operational support of the existing SDWIS application while advancing development and integration work required for the transition to DW-SFITES.
Key Responsibilities
- Provide day-to-day operational support for the SDWIS application, including troubleshooting, defect resolution, and performance monitoring.
- Support and contribute to the technical migration effort from SDWIS to DW-SFITES, including data conversion, application redevelopment, and system integration activities.
- Design, develop, modify, and maintain Java-based application code in accordance with EPA standards and project requirements.
- Develop, consume, and modify APIs to support integration between SDWIS, DW-SFITES, and related external systems.
- Write, optimize, and troubleshoot advanced Oracle database queries, procedures, and data structures supporting application functionality.
- Collaborate with project stakeholders, technical leads, and EPA personnel to ensure continuity of operations and successful delivery of migration milestones.
- Document technical processes, system changes, and development activities to support knowledge transfer and continuity.
- Troubleshoot and resolve complex technical issues across the application stack, applying strong analytical and problem-solving skills.
Required Skills
- Advanced Java development skills, with demonstrated experience building and maintaining enterprise-level applications.
- Advanced Oracle database skills, including query development, optimization, and data management.
- Experience with API utilization, creation, and modification to support system integration.
Preferred Skills
- Experience using AI-assisted development tools (e.g., GitHub Copilot, ChatGPT, Claude) to support and accelerate development activities.
- Experience with dashboard development using tools such as Power BI or Tableau.
- Excellent written and oral communication skills.
- Strong troubleshooting and analytical skills.
Additional Information
This role supports a federal EPA information system and requires the ability to work independently on both operational support and active migration/development efforts. The position requires close coordination with the broader project team to maintain continuity of SDWIS operations while advancing DW-SFITES development goals.
Requirements
Skill | Required / Desired | Amount | of Experience |
| Proven experience designing, building, and maintaining enterprise-level Java applications | Required | 5 | Years |
| Expertise in complex query development, performance tuning, and data structure design | Required | 5 | Years |
| Experience creating, consuming, and modifying APIs to support system-to-system integration | Required | 5 | Years |
| Experience migrating legacy applications to new platforms, including data conversion and system cutover planning | Required | 5 | Years |
| Ability to work across requirements, design, development, testing, and deployment phases | Required | 5 | Years |
| Experience providing operational support for live systems, including defect diagnosis and resolution under time constraints | Required | 5 | Years |
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