Note: The job is a remote job and is open to candidates in USA. SD Solutions, LLC is seeking Senior Gateway / Platform Engineers to lead new API gateway platform implementation and phased API migration under the IRS Enterprise API Gateway Modernization and Operations program. The role involves installing and configuring the API gateway platform, executing migration plans, and ensuring the integration with IRS infrastructure services.
Responsibilities
- Install, configure, and integrate the new API gateway platform in IRS-approved environments upon Government authorization; configure services, routes, consumers, plugins, policies, certificates, and environment promotion patterns
- Develop and execute a phased API Migration Wave Plan: inventory and classify ~255 APIs, sequence migration waves, configure equivalent routing, policies, authentication, transformation, logging, and telemetry
- Execute dual-run operations with IBM webMethods and new gateway running concurrently; maintain rollback readiness, defect resolution, routing validation, consumer/provider coordination throughout
- Validate functional, connectivity, regression, security, performance, and observability requirements for each migrated API wave; produce test evidence and rollback documentation
- Integrate new platform with IRS identity, security, monitoring, CI/CD, change management, and incident management processes - IRS owns and administers all enterprise infrastructure services
- Support IBM webMethods retirement and decommissioning planning after Government approval of migration completion
- Produce Installation and Configuration Package, API Migration Wave Packages, and Dual-Run Operations Reports per the Deliverables schedule
Skills
- 5+ years with enterprise API gateway platforms - experience may include Kong, Apigee, MuleSoft Anypoint API Manager, Microsoft Azure API Management, AWS API Gateway, IBM API Connect, Red Hat 3scale, Axway Amplify, WSO2 API Manager, Tyk, or comparable (named product experience required)
- API migration experience: API inventory and classification, wave planning, configuration equivalence, dual-run operations, rollback readiness, and consumer/provider coordination
- API authentication, authorization, OAuth2, Zero Trust principles, rate limiting, transformation, logging, and telemetry
- IBM webMethods API Gateway or comparable experience - highly preferred as migration source stack
- Direct IRS D&PE, TCS, PBBA, PTS, or comparable IRS middleware program experience - highest priority
- Active or ability to obtain IRS Minimum Background Investigation (MBI)
- Named API gateway product certification (Kong, Apigee, MuleSoft, or equivalent)
- Hybrid cloud API gateway deployment (on-premises + cloud)
- GitOps / configuration-as-code for gateway configuration management
- OpenTelemetry, AppDynamics, or ELK observability integration experience
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