Applications Developer

ManTech (


  Full Time   Employee   Contractor

West Virginia
United States

Become an integral part of a diverse team that leads the world in Mission, Cyber, and Technology Solutions. At ManTech International Corporation, you will help protect our national security while working on innovative projects that offer opportunities for advancement.

As the Applications Developer, you will address problems of systems integration, compatibility, and multiple platforms.

Responsibilities include:

  • The contract support personnel shall provide application development support to the XML Data Standards ESIS group.
  • Demonstrated experience with multiple coding languages, such as: Java, J2EE, Web Services (WSDL, SOAP, WS-*), C/C++, SQL, UML, XML, W3C, XML Schema, XSLT, XPath, XQuery/XQueryX, HTML/DHTML, JavaScript, SAML.
  • Demonstrated experience with multiple application servers, such as: Apache Tomcat, Apache Web Server, JBoss.
  • Demonstrated experience with multiple software suites, such as: Spring, Hibernate, JAXB, XMLBeans, Dom4J, JUnit, GOF, WebSphere.
  • Demonstrated experience with multiple data base management suites, such as: PostgreSQL, MySQL, Oracle RDBMS.
  • Demonstrated experience with multiple change management suites, such as: CVS, SVN, Ant, Maven, Microsoft SharePoint.
  • Demonstrated experience with multiple operating systems, such as: Linux, MS Windows, Unix (HP-UX, SunOS)
  • Knowledge of multiple national data exchange models, such as: NIEM, LEXS, GFIPM, GJXDM.
  • The Developer shall have demonstrated experience in developing and maintaining Java-based web services and clients.
  • The Developer shall have demonstrated experience in hosting and maintaining public-facing web sites based on open source software.
  • The Developer shall have demonstrated experience in development and deployment of desktop applications.
  • The Developer shall have demonstrated experience with integrating Java libraries into other applications and troubleshooting issues.
  • The Developer shall possess at least five years of experience in the design, development, and maintenance of web service client and server testing applications.
  • Preferred to have Bachelor’s Degree in Engineering, Computer Science or related field or equivalent work experience

Security Requirements: U.S. Citizenship and an active Top Secret clearance.


To apply for this job, contact:
Human Resources

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