Java Developer for Machinery Control Systems

Mandatory:

• At least 3 years of Java developer experience.
• Bachelor's degree in Computer, Electrical or Electronics Engineering, Computer Science.
• CompTIA Security+ certification.
• DoD secret security clearance.
• Ability to work daily in the office onsite at the Philadelphia Naval Yard.

Desired Skills and Experience:

• Experience with Java 17-25 development.
• Experience with Java 8 to Java 17 migration (including records, sealed classes, and enhanced switch).
• Experience maintaining/refactoring large legacy Java codebases (300k+ LOC).
• Knowledge of PLC I/O mapping, ladder logic behaviors, and Allen-Bradley ControlLogix/CompactLogix.
• Familiar with SCADA...