CSI stands for Crime Scene Investigator. There are several names that may apply to the same job description. These include CSI, ET (evidence technician), CST (crime scene technician), FI (forensic investigator), SOCO (scenes of crime officer), CSA (crime scene analyst), and CO (criminalisticts officer) and there are more not listed here. The main job of a CSI is to document, identify and collect physical evidence at a crime scene.
A job description for a CSI varies throughout the world, each agency defines the duties and role a CSI plays in their department. A generic version is as follows; The CSI is a support person for the investigator in charge of the case. The CSI is responsible for the thorough documentation of the scenes and the identification, processing and collection of physical evidence. They need to have an expertise in photography, sketching, processing for latent and patent evidence, which includes but not limited to; fingerprints, footwear impressions, trace, hair & fibers, biological fluid , including DNA potential and blood spatter pattern analysis. Other specialties may be required. The CSI needs to follow the protocol for the packaging, securing and chain of custody for the evidence collected from the scene. The CSI will attend autopsies and assist the pathologist with collection of physical evidence from the body. The CSI needs to take thorough notes to later complete a comprehensive written report. The CSI not only needs above average written communication skills they must also have good verbal skills to work as a liaison between the investigators, pathologists and prosecuting attorneys. They are required to give accurate and comprehensive testimony in a court of law. The CSI is required to work long hours, be agile and heavy lifting is required. The must be able to maintain their equipment, keep