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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Interface Engineer / Integration Engineer - VA Financial Management Business Transformation (FMBT) - **Company:** Fathom Management LLC - **Location:** Austin, TX, United States (Remote available) - **Experience:** Expert - **Salary:** $130,000.0 - $150,000.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Agile Methodology, Business Software, Business Systems, Information Systems, Extract Transform Load (ETL), Data Mapping, Electronic Data Interchange (EDI), Middleware, Design of User Interfaces, JSON, Software Engineering, System Integration Testing, Systems Integration, Web Services, Extensible Markup Language (XML), Enterprise Software Applications, SOAPAPI, Information Technology, Enterprise Integration, Integration Frameworks, Restful APIs, Enterprise Service Bus - **Published:** June 24, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=b27010a5b171ce98 ## About the Role Do you have experience in XML?, * Bachelor's Degree in Computer Science, Information Systems, Software Engineering, Engineering, or related field. * 9-12 years of experience supporting enterprise software development, systems integration, or interface engineering. * Experience designing and supporting enterprise application integrations. * Experience with: + REST APIs + SOAP Web Services + XML + JSON + ETL Processes + Data Mapping and Transformation * Experience supporting financial management systems, ERP platforms, or enterprise business applications. * Strong troubleshooting and problem-solving skills. * Excellent written and verbal communication skills. * Ability to work independently and collaboratively within Agile project teams., * Experience supporting VA FMBT or iFAMS programs. * Experience with Momentum Financials. * Experience integrating financial, acquisition, supply chain, healthcare, or asset management systems. * Experience supporting federal government modernization initiatives. * Knowledge of Agile and SAFe development methodologies. * Experience with middleware, enterprise service bus (ESB), or integration platforms. * Experience supporting large-scale ERP implementations. ## Description Fathom Management, Inc. is seeking an experienced Senior Interface Engineer to support the Department of Veterans Affairs (VA) Financial Management Business Transformation (FMBT) Program and the Integrated Financial and Acquisition Management System (iFAMS). This role will focus on the design, development, testing, implementation, and support of complex system integrations between iFAMS (Momentum Financials) and numerous enterprise VA business systems. The ideal candidate will possess strong experience developing enterprise interfaces, APIs, web services, middleware solutions, and financial system integrations within large-scale federal environments. Candidates with prior experience supporting VA systems and integrations are highly desired., * Design, develop, test, and maintain interfaces between iFAMS and VA enterprise applications. * Support real-time and batch integrations utilizing enterprise integration technologies and web services. * Analyze business and technical requirements and translate them into scalable integration solutions. * Collaborate with functional, technical, infrastructure, and business stakeholders to ensure successful system interoperability. * Support interface architecture, data mapping, transformation, validation, and troubleshooting activities. * Participate in system integration testing, user acceptance testing, and deployment activities. * Develop interface specifications, technical documentation, and support procedures. * Troubleshoot and resolve complex integration and data exchange issues. * Support Agile development and implementation activities. * Participate in stakeholder meetings and provide recommendations regarding interface design, performance, and optimization. ## Related Videos - [Why make use of an integration platform in today's software developments and infrastructure?](https://www.wearedevelopers.com/videos/758-why-make-use-of-an-integration-platform-in-today-s-software-developments-and-infrastructure) - [Developer’s Perspective: Overview of the Tezos Blockchain Ecosystem](https://www.wearedevelopers.com/videos/237-developer-s-perspective-overview-of-the-tezos-blockchain-ecosystem) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Next Level Enterprise Architecture: Modular, Flexible, Scalable, Multichannel and AI-Ready?](https://www.wearedevelopers.com/videos/1017-next-level-enterprise-architecture-modular-flexible-scalable-multichannel-and-ai-ready) - [Exploring BOS: The Blockchain Operating System by NEAR Protocol](https://www.wearedevelopers.com/videos/781-exploring-bos-the-blockchain-operating-system-by-near-protocol) - [Introducing JSON Structure](https://www.wearedevelopers.com/videos/100219-introducing-json-structure) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [How Much FAANG Companies Actually Pay Software Engineers in 2025](https://www.wearedevelopers.com/magazine/230-how-much-faang-companies-actually-pay-software-engineers-in-2025) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)