Criminal justice is a broad area. It depends on which type of criminal justice position you are referring to.
There are many jobs that would require courses in criminal justice. Depending on your particular interest would determine which area and length of course is most suitable for you.
One can apply for criminal justice jobs such as a Law Firm, Sheriff, Detective and more. It is all based off your education/experience and some of these jobs require a College Degree and require going to an Academy.
It really all depends on what city you plan on becoming a police officer in. Larger cities usually require a four-year degree in criminal justice. Smaller towns though, may only require you to graduate high school.
There are a lot of different criminal justice jobs which may require some college education or on-the-job training. Some common jobs in this field are law enforcement officers, probation officers and detectives.
A criminal justice BS degree is a must have for any career oriented person who wishes to advance in the criminal justice field. Most universities and online colleges offer a BS degree program in criminal justice, giving people many options to further their careers. A bachelor of science in criminal justice degree program usually takes 124 to 128 credits to complete. People who achieve a BS in criminal justice can use the degree to further their education or immediately enter the criminal justice field. Individuals who have earned a criminal justice bachelor of science degree often choose to work in the law enforcement field. Most federal agencies, such as the Federal Bureau of Investigations, Federal Bureau of Prisons, Drug Enforcement Agency and the Alcohol, Tobacco, Firearms, and Explosives Bureau, require a B.S. in criminal justice. State, county and city law enforcement departments are beginning to require a criminal justice BS degree to become a police officer. A criminal justice BS degree is also recommended for people who are seeking a career in private investigation or bounty hunting. A bachelor of science in criminal justice is also necessary for individuals who wish to have a career in the United States prison system. A criminal justice BS degree is a necessity to become a warden in the prison system or, in some prisons, is needed to become a correctional officer. Probation officers and parole officers must also have a BS degree in criminal justice. The court system is another place that people with a BS in criminal justice may find a career. A bachelor’s of science in criminal justice is a must for any legal assistant. People who are trying to enter the field of court reporting may also find that a criminal justice BS degree makes them an attractive candidate to prospective employers. A criminal justice B.S. degree can be used as a first step in receiving a more advanced degree. A BS in criminal justice is a great stepping stone for people who wish to enter law school. A criminal justice undergrad degree can also be used for people who wish to get an advanced degree in criminal psychology.
Some States require laboratory personnel to be licensed or registered. Licensure of technologists often requires a bachelor's degree and the passing of an exam, but requirements vary by State and specialty. Information on licensure is available from State departments of health or boards of occupational licensing.
Some criminal justice programs give the student a choice between a math or laboratory science. However, if the program does require a math it is typically no more than a college algebra.
Becoming a police officer doesn't require a criminal justice degree. That is typically for people who will have public positions or government jobs. If you want to become a law officer it typically requires classes and field training.
It depends on what you want to do. Criminal Justice is a major in itself. You can also attend a police academy at a local community college and get a degree + law enforcement training. You can also do Criminology, Justice Studies, Forensics, Psychology, and many other degrees that can relate to the field. Some will require advanced degrees in order to practice.
The qualifications to be a practicing pediatrician in the United States require academic and professional credentials, in addition to government and board licensure. In the United States this involves the entrance and graduation from medical or osteopathic school, completing USMLE board exams, and finishing residency/internship training. Furthermore, qualifications to practice are now involving passing comprehensive criminal background checks.
Most private security position do not require formal education but may require experience. If you want to study something relevant, it would be helpful to study criminal justice.
ALL crimes require a criminal act accompanied by a criminal intent.