Java Engineer

Unissant, Inc. delivers innovative capabilities to the agencies that keep our nation healthy and safe. We apply our domain expertise, data acumen, and technology know-how to achieve breakthrough results for our clients. Working collaboratively, we advance missions and careers through a focus on honesty, integrity, and dependability. We continuously look for talent excited to join that effort. To learn more about our exciting organization, please visit us at

Unissant is seeking a Java Engineer to join our team and support our client.

• Design, develop, test, deploy, and maintain secure, scalable enterprise applications using Java 21+, Struts, and Spring Boot.
• Develop and maintain modern web application components using Node.js and JavaScript frameworks, preferably Vue.js.
• Design, develop, and integrate RESTful APIs and microservices, including Java- and Python-based APIs.
• Develop and deploy cloud-based applications within AWS, leveraging services such as Lambda, API Gateway, ECS, Step Functions, RDS, Elasticsearch/Open Search, and Redis.
• Build and maintain automated CI/CD pipelines using tools such as Git Hub Actions and support application containerization using Docker.
• Troubleshoot complex application, integration, deployment, and production issues and implement appropriate corrective actions.
• Collaborate with developers, architects, Dev Ops engineers, business analysts, testers, and other stakeholders throughout the software development lifecycle.
• Proactively identify technical risks, dependencies, and team blockers; recommend mitigation strategies and drive issues through resolution.
• Manage multiple competing development priorities while meeting sprint, release, quality, security, and project delivery commitments.
• Support continuous improvement and modernization initiatives, including integration of ML/AI workflows and adherence to applicable NIH and federal development and security standards.

• 5+ years' of IT developement experience with Java programming using Struts and Spring Boot frameworks (Java 21 on).
• 3+ years' experience with Node.js libraries (preferably Vue.js).
• 3+ years of experience deploying application code in an AWS environment.
• 3+ years of hands on experience with AWS services, including Lambda, API Gateway, ECS, Step Functions, RDS, Elasticsearch, Redis, and related cloud services.
• 3+ years of experience developing Python-based APIs.
• Experience with CI/CD pipelines, e.g., Git Hub Actions.
• Working knowledge of Docker images and containerization.
• Ability to identify risks proactively, recommend mitigating actions, and drive them to resolution; mitigate team blockers.
• Ability to manage multiple competing tasks and work collaboratively across functional areas; present and communicate analytical findings on an independent basis.
• Understanding of machine learning and artificial intelligence (ML/AI) workflows.
• Experience in NIH IT systems that support clinical research or research administration operational reporting.

• Bachelor's Degree is required. Preferred field of study in Computer Science, Information Technology, Information Systems, Operations Management, or related field of study.
• MBA/Master's Degree in a relevant field of study preferred.

• Excellent verbal and written skills, ability to present proposals and performance data, comfortable interfacing all levels of organization.
• Ability to write clear and concise creative content in a highly confidential manner.

• Ability to obtain and maintain a public trust clearance is required.
• NIH Badged (preferred, or recently NIH badged).

• This position is primarily remote.
• The client may direct or approve occasional in-person…