Technicians will often be asked these tasks:

• Providing documentation, detailed instructions, drawings, or specifications to tell others about how devices, parts, equipment, or structures are to be fabricated, constructed, assembled, modified, maintained, or used.
• Using computers and computer systems (including hardware and software) to program, write software, set up functions, enter data, or process information.
• Servicing, repairing, calibrating, regulating, fine-tuning, or testing machines, devices, and equipment that operate primarily on the basis of electrical or electronic (not mechanical) principles.

Analyzers will often perform the following tasks:

• Identifying the underlying principles, reasons, or facts of information by breaking down information or data into separate parts.
• Using relevant information and individual judgment to determine whether events or processes comply with laws, regulations, or standards.
• Assessing the value, importance, or quality of things or people.
• Compiling, coding, categorizing, calculating, tabulating, auditing, or verifying information or data.

• Maintaining records of evidence and writing and reviewing reports.
• Submitting evidence to supervisors, crime labs, or court officials for legal proceedings.
• Identifying, comparing, classifying, and file fingerprints, using systems such as Automated Fingerprint Identification System (AFIS) or the Henry Classification System.
• Serving as technical advisor and coordinating with other law enforcement workers or legal personnel for exchanging information on crime scene collection activities.
• Coordinating or conducting instructional classes or in services, such as citizen police academy classes and crime scene training for other officers.
• Interviewing victims, witnesses, suspects, and other law enforcement personnel.
• Analyzing and processing evidence at crime scenes, during autopsies, or in the laboratory, wearing protective equipment and using powders and chemicals.
• Creating sketches and diagrams by hand or with computer software for depicting crime scenes.
• Photographing crime or accident scenes for evidence records.