Unless their employing agency trains them itself, in order to become employed they will have to produce some documentation of their knowledge and skill in their chosen field. But insofar as being "licensed" - no, I do not believe that any jurisdiction "licenses' forensic technicians.
You can get a crime scene investigator license at the following places . www.extension.ucr.edu UCR Extension Certificate Programs , www.theiai.org/certifications/crime_scene/requirements.php
In most places, you do not need a special license or certificate to be a Crime Scene Investigator (CSI). However, a background in forensic science, criminal justice, or a related field is often required. Some agencies may have specific training or certification programs for their CSI personnel.
Indeed you have to get one.
The American College of Forensic Examiners Institute (ACFEI), which is an independent professional association specifically aimed at the field of forensic examination, offers the Certified Criminal Investigator (CCI) certification program, which is aimed at crime scene investigators who identify the crime scene, ...
Computer Crime Investigator is a person who investigates cyber crime
Many colleges, even online programs, offer crime scene investigator courses. Kaplan University online offers a short but satisfactory program. http://www.kaplanuniversity.edu/criminal-justice/crime-scene-technician-certificate.aspx
you need to be strong minded to be a crime scene investigator
A famous crime scene investigator is Henry Lee.
To the best of my knowledge the professional person who investigates a crime where it was perpetrated is called "a crime on scene investigator".
what is a good thesis statement for a crime scene investigator.
The forensic science license can be obtained in college these days. The careers are mostly in the crime scene investigator area to help law enforcement solve crimes.
Forensic investigator, crime scene analyst, evidence technician.