2 years ago
USA (city not specified)Mid Level
Base Salary
$135k - $145k/yr
Responsibilities
- Evaluate the existing COTS middleware and develop alternatives and migration plans for a replacement integration solution.
- Design, build, test, deploy, and maintain middleware workflows with routing, approvals, exception handling, retries, notifications, and auditability.
- Develop integrations with REST APIs, legacy interfaces, databases, file repositories, messaging services, identity providers, and COTS/GOTS systems.
- Design data models, mappings, transformations, secure REST APIs, JSON schemas, authentication flows, webhooks, validation, and error handling.
- Build reusable workflow components, API endpoints, error-handling patterns, data-driven dashboards, forms, status views, review queues, and administrative interfaces.
- Design data-streaming interfaces to replace legacy batch and file transfers with real-time architectures.
- Apply authentication, authorization, role-based access, secrets management, input validation, and secure logging practices.
- Support legacy migrations, production troubleshooting, technical documentation, testing, operational runbooks, and integration cutovers.
- Collaborate with architects, systems and data engineers, cybersecurity personnel, product owners, and end users in an Agile delivery environment.
Requirements
- Bachelor’s degree in Computer Science or a related discipline.
- At least 3 years of professional experience delivering enterprise integrations, web applications, or workflow automations.
- At least 2 years of systems engineering experience.
- Hands-on experience designing and consuming RESTful APIs, including JSON, authentication, pagination, webhooks, validation, error handling, and data transformation.
- Experience with relational or NoSQL databases, SQL, data modeling, data mapping, and structured or semi-structured data exchange.
- Experience integrating legacy interfaces, file transfers, and COTS products using vendor SDKs or APIs.
- Experience with workflow, low-code, event-driven, ESB, or automation platforms; Node-RED experience is strongly preferred.
- Proficiency in JavaScript or TypeScript and experience with Vue.js, React, Angular, or another modern front-end framework.
- Experience building responsive data-driven interfaces such as forms, dashboards, and workflow or task-management views.
- Working knowledge of Git, Postman or similar API testing tools, automated testing, CI/CD concepts, and production troubleshooting.
- Hands-on experience with Apache Kafka, ActiveMQ, RabbitMQ, Apache NiFi, or a comparable messaging platform.
- Understanding of publish/subscribe, point-to-point, request/reply, and guaranteed-delivery messaging patterns.
- Experience with JSON, Avro, XML, and Protocol Buffers.
- Ability to obtain a minimum of a DoD Secret clearance.
- Preferred experience includes Vertasyn, COTS ESB migration, OAuth 2.0, OpenID Connect, SAML, LDAP, Active Directory, enterprise IAM, Docker, Kubernetes, Azure, AWS, Kafka Connect, Kafka Streams, schema registries, NiFi clustering, MiNiFi, NiFi Registry, AI/LLM integrations, and regulated or defense environments.
- Familiarity with Naval logistics systems, digital engineering, digital thread, MBSE, SysML, UAF, and DIL or tactical-edge environments is preferred.
Benefits
- Medical, dental, and vision insurance are available to eligible employees.
- Life, AD&D, and disability insurance are available to eligible employees.
- Paid time off and 11 company holidays are provided.
- 401(k) retirement plan with company matching is provided.
- Additional employee benefits and wellness resources are available.
- Periodic travel is required at least four times per year, with additional travel as requested by the client.
Tech Stack
Categories
BackendData Engineering
About Entarian
Entarian provides engineering, IT, and software services for U.S. defense and federal civilian agencies, spanning space systems integration, data analysis, and secure enterprise operations. The company was formed through the union of Sev1Tech and ERT, with a legacy dating to 1993, and is headquartered in Greenbelt, Maryland. Its work includes consulting, systems engineering, and managed services across satellite ground systems, cloud/DevOps, and IT infrastructure.