Integration​/Middleware Engineer; REMOTE

Applications for this position will be accepted through 11/9/26

Koniag IT Systems, LLC a Koniag Government Services company, is seeking an Integration/Middleware Engineer to support KITS and our government customer. The position is remote. This position requires the candidate to be able to obtain a Public Trust.

Benefits include medical, dental, and vision insurance, 401(k) retirement plan, paid time off, paid parental leave, life and disability insurance, flexible spending accounts, commuter benefits and tuition reimbursement.

The Integration/Middleware Engineer provides advanced technical engineering support for CLIENT's enterprise integration platforms, middleware environments, API management services, and data pipeline infrastructure. This individual brings deep integration engineering expertise to the design, build, operation, and sustainment of CLIENT's enterprise integration environment.

This role is focused specifically on integration engineering and middleware platform operations — the technical discipline of connecting enterprise systems, automating data flows, managing APIs, and ensuring reliable, secure, and performant integration services across CLIENT's on-premises and cloud application portfolio. The Integration / Middleware Engineer works at the platform and architecture level, designing and building integration solutions that enable CLIENT's enterprise applications to communicate and operate effectively as a cohesive enterprise environment.

This individual must demonstrate deep hands-on expertise in enterprise integration platforms, middleware technologies, API management, and data pipeline engineering, with the ability to independently design, build, and troubleshoot complex integrations in a federal enterprise environment that spans on-premises infrastructure, AWS, and Microsoft Azure Government.

• Design, build, configure, and maintain CLIENT's enterprise integration platform and middleware environments, ensuring reliable, secure, and well-performing data flows and system integrations
• Engineer and maintain integration interfaces, data pipelines, message queues, and event-driven integration workflows across CLIENT's enterprise application portfolio
• Develop and maintain integration platform configurations, connection management settings, and interface administration procedures
• Monitor integration platform health, performance, and error rates using Government-provided monitoring tools and dashboards
• Detect, diagnose, and resolve integration failures, data pipeline errors, and middleware incidents independently for moderately complex issues
• Escalate complex or cross-domain integration incidents to the Senior Application Operations Engineer or Applications & Integration Lead as appropriate
• Evaluate integration platform performance and implement engineering improvements that enhance reliability, throughput, and operational efficiency

• Design, build, and maintain API configurations, policies, and security controls in CLIENT's enterprise API management platform
• Engineer API gateway configurations, including rate limiting, authentication, authorization, and traffic management policies
• Develop and maintain API documentation, including endpoint specifications, data schemas, and integration guides
• Monitor API performance, availability, and security posture, taking proactive action to address issues and prevent service degradation
• Troubleshoot and resolve complex API connectivity, performance, and security issues independently
• Support API lifecycle management activities, including versioning, deprecation, and retirement of API endpoints
• Maintain accurate API inventory, endpoint configuration records,…