The document lists various types of equipment the author has worked on, including: DCS, ICSS, and ESD systems integrating multiple operating systems; flow meters and controls such as differential pressure, vortex, electromagnetic, and Coriolis meters; control boards and switchgear; turbine, hydraulic, and lubrication systems; high and low voltage generators, compressors, and turbines; fire and gas detection systems; water treatment systems; furnaces and boilers; heating elements; LNG compressors and instrumentation; variable speed drives and PLCs from multiple manufacturers; hazardous area motors and controls; pumps; HVAC; SCADA and Citect systems; level, pressure, temperature, density, and radiation instrumentation.