Java Developer
General information Requisition # R63796 Locations USA-Remote Work Posting Date 10/21/2025 Security Clearance Required Interim Secret Remote Type Fully Remote Time Type Full time Description & Requirements Transform the future of federal services with MANTECH! Join a vibrant, energetic team committed to enhancing national security and public services through innovative tech. Since 1968, we’ve partnered with Federal Civilian sectors to deliver impactful solutions. Engage in exciting projects in Digital Transformation, Cybersecurity, IT, Data Analytics and more. Ignite your career and drive change. Your journey starts now—innovate and excel with MANTECH! MANTECH seeks a motivated, career and customer-oriented Java Developer to join our team. This is a remote position. Responsibilities include but are not limited to: Design and implement scalable, secure microservices using Java and frameworks such as Spring Boot, Quarkus, Micronaut, or MicroProfile. Implement unit and integration tests using modern testing frameworks (JUnit, Mockito, Testcontainers, etc.). Develop and maintain RESTful APIs and backend services in compliance with government performance and security standards. Integrate services with Oracle, PostgreSQL or other relational databases. Participate in cloud-first solution design, leveraging platforms like AWS GovCloud. Contribute to DevSecOps pipelines with CI/CD tools like GitLab. Collaborate with DevOps, Security, and Infrastructure teams to ensure compliance with DISA STIG, RMF, and other DoD/DHA security mandates. Support system documentation, security accreditation processes, and technical artifacts required for ATOs. Minimum Qualifications: 4+ years of hands-on Java development experience with the following technologies: Experience with Linux and Java Web Containers (e.g., Jboss, Tomcat) Spring Boot, Quarkus, Micronaut, or Eclipse MicroProfile JPA/Hibernate, JDBC, and SQL (Oracle, PostgreSQL or similar) RESTful service design and implementation JSON, Swagger/OpenAPI, and REST standards Working knowledge of Git and CI/CD tools like GitLab. Ability to interpret technical requirements and deliver scalable solutions. Preferred Qualifications: Bachelor’s degree in computer science, Information Systems, Engineering, or related field. Prior experience supporting Department of Defense (DoD), DHA, or other federal healthcare systems. Proficiency in diverse operating system environments, including Windows and various Linux distributions (e.g., Alpine, Red Hat, and Ubuntu). Proficient in scripting languages, including Python, JavaScript, and Bash. Experienced with container technologies such as Docker, Kubernetes, and Helm. Clearance Requirements: Must be a U.S. citizen and be willing and able to obtain a secret clearance prior to starting this position. Physical Requirements: Must be able to be in a stationary position more than 50% of the time Constantly operates a computer and other office productivity machinery, such as a computer The person in this position frequently communicates with co-workers, management and clients, which may involve delivering presentations and must be able to exchange accurate information in these situations The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc. The projected compensation range for this position is $92,900.00-$154,100.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections. MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation. If you need a reasonable accommodation to apply for a position with MANTECH, please email us at [email protected] and provide your name and contact information.