> Markdown version of [/jobs/ext/3958445-senior-biztalk-integration-engineer](https://www.wearedevelopers.com/jobs/ext/3958445-senior-biztalk-integration-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior BizTalk Integration Engineer - **Company:** SPEAR STAFFING LLC - **Location:** Dallas, TX, United States - **Experience:** Expert - **Contract:** Contract - **Skills:** .NET Framework, Application Programming Interfaces (APIs), AS2, User Authentication, Microsoft Azure, Microsoft Biztalk Servers, C Sharp (Programming Language), Databases, Data Centers, File Transfer, Java Message Service (JMS), Microsoft SQL Server, SAP ERP, E2e Testing, SAP (Applications), Simple Object Access Protocol (SOAP), Systems Integration, Transact-SQL, Web Services, File Transfer Protocol (FTP), SAP Integration Solutions, Firewalls (Computer Science), Deployment Automation, SAP S/4HANA, Cloud Integration, Software Version Control, Api Management - **Published:** October 27, 2026 - **Apply:** https://www.dice.com/job-detail/53f35c9c-d8c9-4486-90c7-0e8023c81ea1 ## About the Role * Strong hands-on Microsoft BizTalk Server development and production-support experience. * C#/.NET development experience. * Strong SQL Server and T-SQL troubleshooting skills. * Experience supporting high-volume, business-critical enterprise integrations. * Experience with EDI, AS2, SFTP, JMS queues/ESB, REST, SOAP, and file-based integrations. * Ability to troubleshoot certificates, authentication, connectivity, firewall, and network-related integration issues. * Experience with BizTalk deployments, bindings, configuration, monitoring, and recovery. * Ability to independently diagnose complex production issues across multiple platforms. * Strong communication, documentation, and knowledge-transfer skills. * Availability for planned after-hours migrations, production implementations, and critical incident support. Preferred Qualifications * BizTalk integration experience with SAP ECC or S/4HANA. * Experience supporting data-center migrations or major infrastructure transitions. * Experience with BizTalk EDI processing, trading-partner management, and high-volume B2B integrations. * Familiarity with highly available BizTalk and SQL Server architectures. * Experience with Azure Logic Apps, Service Bus, Functions, Event Grid, or API Management. * Experience assessing or migrating legacy BizTalk integrations to cloud platforms. * Familiarity with Azure DevOps, source control, and automated deployments. Ideal Candidate A senior integration professional who can quickly assume operational ownership of an established BizTalk environment. Success requires strong troubleshooting judgment, accountability for daily business processing, and the ability to balance production support and migration priorities with documentation, cross-training, and modernization. ## Description is seeking a Senior BizTalk Integration Engineer to take ownership of business-critical integrations, support an active data-center migration, and help prepare for a longer-term transition to Azure Integration Services., * Develop and support Microsoft BizTalk Server 2016 integrations, including applications, orchestrations, pipelines, maps, schemas, adapters, ports, and host instances. * Troubleshoot issues across BizTalk, SQL Server, SAP, file transfers, certificates, networking, and dependent applications. * Support EDI, AS2, SFTP, FTP, file-based, web-service, and SAP integrations. * Assist with data-center migration planning, connectivity validation, cutover execution, and post-migration stabilization. * Coordinate end-to-end testing with application, SAP, infrastructure, database, networking, security, and business teams. * Monitor integrations and recover failed or suspended transactions while minimizing business disruption. * Manage deployments, production changes, and incident resolution, including scheduled after-hours activities when required. * Capture knowledge from a retiring team member, maintain technical documentation and support runbooks, and cross-train colleagues. * Contribute to modernization planning, including migration to Azure Integration Services and API-led integration patterns.