Machinery Control Systems Software Engineer

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...