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Java Developer

MANTECH

Today
Secret
Unspecified
Unspecified
IT - Software
Remote/Hybrid (Off-Site/Hybrid)

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.
group id: RTX14564a
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About Us
For over half a century, we have been where our clients are: land, sea, air, space and cyberspace. We collaborate across sectors and capabilities to deliver next-generation technology, tools, training and seasoned personnel.
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MANTECH Jobs


Job Category
IT - Software
Clearance Level
Secret
Employer
MANTECH