Joint Effects Model SW Engineer - Military veterans preferred

General Dynamics Information Technology (


  full-time   employee

Rhode Island
United States

GDIT is leading the effort of developing the Joint Effect Model (JEM) for the Space and Naval Warfare Systems Command (SPAWAR).  JEM is a web-based software application that supplies the Department of Defense (DoD) with a single accredited tool to effectively model and simulate the effects of chemical, biological, radiological and nuclear (CBRN) weapon strikes and incidents.  JEM can provide warfighters with the ability to accurately model and predict the time-phased impact of CBRN and Toxic Industrial Chemical/Material (TIC/TIM) events and effects.


We are seeking a Software Engineer who is proficient in Java.  We are looking for Engineers for our Middletown, RI office location.


You will be responsible for designing, developing and testing application software. The Engineer will also:  

  • Design and code software units, components, and modules that meet product specifications and development schedules
  • Perform systems modeling, simulation, and analysis
  • Test and debug assigned units and components
  • Participate in agile management planning
  • Write and update technical documentation such as Software Version Descriptions (SVD), Verification and Validation (V&V), and training materials
  • Troubleshoot problems and provide customer support for software application issues
  • Advise hardware engineers on machine characteristics that affect software systems, such as storage capacity, processing speed, and input/output requirements
  • Maintain current knowledge of relevant technology as assigned
  • Participate in special projects as required.


Core Qualifications

  • Bachelors’ Degree in Computer Science, Chemical/Nuclear/Network Engineering, Physical Sciences, or Mathematics, or a related technical discipline
  • Secret clearance
  • Six (6) years of experience in at least one of the following: Systems Analysis, Systems Architecture and Development, Systems/Equipment Support, Test and Evaluation, and Logistics in support of Command, Control, Communications, Computer, Intelligence, Surveillance, and Reconnaissance (C4ISR) requirements.  
  • Experience in support of software modeling, preferably CBRN hazard predictions
  • Experience in support of Java frameworks and modular software programs, preferably OSGi
  • Experience in support of open standards, both industry and Community of Interest (COI).
    • Experience with Common CBRN Model Interface (CCMI) desired.


Desired Qualifications

  • System integration concepts and technologies
    • Application and web servers (Apache Tomcat and Jetty)
    • OSGi management and containers (Apache Karaf and Felix)
    • Web Service frameworks (Apache CXF)
    • Message queues (Apache ActiveMQ)
    • Enterprise Integration Patterns (Apache Camel)
  • Relational Database Management Systems (PostgreSQL)
  • Geospatial Information Systems
    • Geospatial Data Servers (GeoServer)
    • Geospatial Data Storage (PostGIS)
    • Web-based maps (OpenLayers, Google Maps)
  • Web-based Applications
    • Java
    • Google Web Toolkit (GWT)
    • Ozone Widget Framework (OWF)
  • Web Services
    • REST
  • Native programming Languages
    • C/C++
    • Fortran

For more than 50 years, General Dynamics Information Technology has served as a trusted provider of information technology, systems engineering, training and professional services to customers across federal, state, and local governments, and in the commercial sector. Over 40,000 GDIT professionals deliver enterprise solutions, manage mission-critical IT programs and provide mission support services worldwide. GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class. 


  • Bachelors’ Degree in Chemical/Nuclear/Network Engineering, Physical Sciences, Mathematics or Computer Science or a related technical discipline