The work involves responsibility for the entry of digital information into the National Ballistics Database as well as use of instrumental, physical and/or chemical techniques in the examination of firearm evidence. This is a Technical position in the firearms section of the Center for Forensic Sciences. Under the general supervision of an administrative superior, an employee in this class is responsible for performing work which includes but is not limited to examining and testing firearms, spent bullets, and related evidence in criminal cases to develop facts useful in apprehension and prosecution of suspects. All work is performed in accordance with Federal and State accreditation requirements and departmental procedure manuals and guidelines. Does related work as required.




Perform data entry function for the Integrated Ballistics Information System (IBIS) system while following all established policies and procedures for this Federal database.

Receive firearm evidence; render weapon safe; review background materials submitted with evidence and pertinent agency regulations and other relevant material.

Assist in the collection of trace evidence from submitted firearm evidence, prepares samples and completes associated paperwork.

Under supervision, studies the type of evidence received, the requirements established by laboratory policy and general law to determine the general approach necessary for the effective examination of firearm evidence.

Researches established methodologies and relevant literature to determine applicable methods to be used.

Researches methodology problems in the area of firearms and, if necessary, contact examiners in other state, local or federal law enforcement agencies concerning these problems.

Under supervision, performs examinations of firearm evidence that may include utilizing bullet recovery system, stereomicroscopes, scales, calipers, cameras and other laboratory equipment. Such examinations may include digital photography, examination and test firing of all types of firearms, recovery of fired bullets and cartridge cases, trigger pull analysis and serial number restoration.

Maintains instrumentation and equipment used for analysis of evidence. Assist in determining analytical equipment needs for the Laboratory. Research new instrumentation and changes in existing instrumentation in the specialty field and recommend purchase of new instruments and/or equipment to the firearms examiners.

In consultation with the supervisor interprets and evaluates examination results to determine their validity, scientific significance and evidentiary value. Create detailed notes on all examinations performed for review by the supervisor. Prepare reports for review by supervisor.

Maintain routine records pertaining to the firearms section of the Laboratory. Prepare periodic statistics on firearms, tool mark and related casework.

Performs routine preventive maintenance and calibration of laboratory equipment and analytical instruments; makes recommendations essential to maintaining laboratory standards and quality control procedures; participates in the quality control program within the laboratory; ensures maintenance of proper, supplies equipment, solutions and reagents.

Performs quality control and quality audit related tasks including internal and external and/or blind proficiency tests.

May appear in Court litigation as an expert witness regarding forensic analysis.

Participates in public health preparedness activities as trained and assigned.




Good knowledge of identification of firearms, bullets and expended cartridge cases.

Good knowledge of methods used in collecting and preserving physical evidence.

Working knowledge of computer applications/operations.

Ability to communicate effectively orally and in writing.

Ability to prepare and deliver oral presentations before small, medium and large groups of people.

Ability to record, organize, analyze and present data with scientific accuracy and thoroughness.

Physical condition commensurate with the demands of the position.




  1. Graduation from a regionally accredited college or university or one accredited by the New York State Board of Regents to grant degrees with a Bachelor’s Degree in a natural science or closely related field; or

  2. Three (3) years of full time paid work experience, or its part time equivalent, performing work equivalent to a forensic firearms examiner, firearms instructor, IBIS (Integrated Ballistics Identification System) technician, armorer or closely related field.




Applicants will be required to undergo a State and national criminal history background investigation which will include a fingerprint check to determine suitability for appointment. Failure to meet the standards for the background investigation may result in disqualification.




2/2009 Date Revised