pipe fitter, plumber cum fitter, asst fitter, welder cum fitter, foreman- (fire fighting/fire alarm), supervisor – (fire fighting/fire alarm), fire alarm technician, electrician, project engineer/site engineer (fire fighting),
project engineer/site engineer (fire alarm), commissioning engineer (fire alarm), commissioning engineer (fire fighting), project manager (fire fighting), project manager (fire alarm), safety officer, qa/qc engineer