Specialized Technical & Environmental Requirements Advanced Diagnostic Software: Proven, hands-on proficiency utilizing heavy equipment diagnostic applications, specifically Caterpillar Electronic Technician (Cat ET) and Cummins INSITE , to execute ECM flashing, parameter configuration, fault code clearing, and live data logging. Microgrid Maintenance: Monitor and service Advanced Medium Mobile Power Sources ( AMMPS ), Tactical Quiet Generators ( TQGs ), prime power units, and associated digital control systems, load-balancing arrays, and automated switchgear.