Java Developer

System One; Ashburn (VA); Remote; USD 83,000 - 131,000; Part time

Job summary

System One, Inc. is seeking experienced Java Software Engineers for a federal aviation technology program. The role focuses on secure, cloud-native development in AWS/ECS/EKS/OpenShift environments with DevSecOps practices.

You will contribute to AI/ML features and automated testing while delivering APIs and enterprise services. Mid-level to lead engineers will design, build, and maintain scalable Java frameworks, influence security compliance (FISMA High), and collaborate with cloud owners and

Qualifications

• Strong hands-on Java development experience.
• Experience developing cloud-native applications, microservices, and APIs.
• Experience with AWS ECS, EKS, or OpenShift.
• Experience with DevSecOps practices, CI/CD pipelines, and secure coding.
• Experience developing or integrating AI/ML capabilities into software applications.
• Experience with AI-driven test automation or test-script generation.
• Knowledge of FISMA High security requirements and vulnerability remediation.

Responsibilities

• Design, develop, test, and maintain Java-based enterprise applications, services, and software frameworks.
• Develop cloud-native applications using microservices, containerization, and modern software development practices.
• Build and maintain APIs and event-driven application components.
• Develop and deploy applications within AWS ECS, EKS, OpenShift, or similar cloud environments.
• Collaborate with cloud system owners, DevSecOps engineers, and testing teams to support software releases.
• Implement secure coding practices aligned with federal security standards, including FISMA High requirements.
• Identify and remediate application vulnerabilities through SAST/SCA tools, dependency management, and secure coding practices.
• Support CI/CD pipelines, automated testing, and application deployments.
• Develop and integrate AI/ML capabilities, including AI-driven test-script generation.
• Contribute to Java-based AI solutions supporting flight services automation.
• Troubleshoot application issues, improve performance, and maintain technical documentation.

Skills

Java development

Cloud-native applications

Microservices

APIs

DevSecOps

CI/CD

Secure coding

AI/ML integration

AI-driven test automation

FISMA High

Tools

AWS

ECS

EKS

OpenShift

Job description

Java Developer

Employment Type: Contract
Location: Mostly Remote
Candidates must be local to the DC/MD/VA or Eagan, MN area
US Citizenship required per government contract
Clearance: Must be able to obtain a Public Trust clearance

We are seeking experienced Java Software Engineers at the mid-level, senior, and lead levels to support a federal aviation technology program. These positions will focus on developing, enhancing, and maintaining secure, cloud-native applications supporting FAA systems and modernization initiatives. Qualified candidates will have strong hands-on Java development experience, cloud-native application development skills, and experience working within DevSecOps environments. The team will also support AI/ML integration, automated feature testing, and AI-driven test-script generation.

Key Responsibilities:

• Design, develop, test, and maintain Java-based enterprise applications, services, and software frameworks.
• Develop cloud-native applications using microservices, containerization, and modern software development practices.
• Build and maintain APIs and event-driven application components.
• Develop and deploy applications within AWS ECS, EKS, OpenShift, or similar cloud environments.
• Collaborate with cloud system owners, DevSecOps engineers, and testing teams to support software releases.
• Implement secure coding practices aligned with federal security standards, including FISMA High requirements.
• Identify and remediate application vulnerabilities through SAST/SCA tools, dependency management, and secure coding practices.
• Support CI/CD pipelines, automated testing, and application deployments.
• Develop and integrate AI/ML capabilities, including AI-driven test-script generation.
• Contribute to Java-based AI solutions supporting flight services automation.
• Troubleshoot application issues, improve performance, and maintain technical documentation.

Required Qualifications:

• Strong hands-on Java development experience.
• Experience developing cloud-native applications, microservices, and APIs.
• Experience with AWS ECS, EKS, or OpenShift.
• Experience with DevSecOps practices, CI/CD pipelines, and secure coding.
• Experience developing or integrating AI/ML capabilities into software applications.
• Experience with AI-driven test automation or test-script generation.
• Knowledge of FISMA High security requirements and vulnerability remediation.

Preferred Qualifications:

• Additional programming experience with Python or Go.
• Previous experience supporting FAA, DOT, or other federal government programs.
• Experience with flight-services automation or aviation-related applications.