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Careers in San Antonio, TX

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Crime Scene Investigator I

City of San Antonio

City of San Antonio

San Antonio, TX, USA
Posted on Jul 20, 2025

Job Summary

Under immediate supervision, is responsible for collecting, documenting, and preserving evidence at a crime scene. Exercises no supervision.

Work Location
SAPD - Central Patrol Section; 515 S Frio San Antonio, TX (78207)

Work Hours
1:00 p.m. - 11:00 p.m., Tuesday - Friday

Essential Job Functions

  • Evaluates crime scene and ensures it is well protected.
  • Photographs and videotapes crime scene.
  • Searches crime scene thoroughly for physical evidence.
  • Collects, marks, and preserves physical evidence and latent fingerprints, occasionally lifting and carrying collection equipment weighing 50 pounds.
  • Prepares diagram of crime scene and other reports.
  • Presents forensic evidence in official proceedings.
  • Performs related duties and fulfills responsibilities as required.

Job Requirements

  • Bachelor's Degree from an accredited college or university.
  • Applicants for this position must pass a Criminal Justice Information Systems (CJIS) fingerprint-based background check and maintain CJIS eligibility. Due to CJIS requirements related to system access, the following will result in being disqualified for this position: Felony Convictions, Felony Deferred Adjudication, Class A & B Misdemeanor Deferred Adjudication, Class B Misdemeanor Convictions, an Open Arrest for Any Criminal Offense (Felony or Misdemeanor), and Family Violence Convictions.
  • Valid Class 'C' Texas Driver's License.
Special Instructions for Applicants
  • Attach a copy of your resume.
Applicant Information
  • If selected for this position, official transcripts, diplomas, certifications and licenses must be submitted at the time of processing. Unofficial transcripts and copies of other relevant documents may be attached to the application for consideration in advance.
  • Please be advised that if selected for this position, information regarding employment history as it relates to the qualifications of the position will be needed for employment verification. Applicants claiming military service to meet the experience requirement for this position may attach a DD214 to the application.
  • Unless otherwise stated, applicants are permitted to substitute two years of related full-time experience for one year of higher education or one year of related higher education for two years of experience in order to meet the minimum requirements of the job. One year of full-time experience is defined as 30 or more hours worked per week for 12 months. One year of higher education is defined as 30 credit hours completed at an accredited college or university.
  • Applicants selected for employment with the City of San Antonio in this position must receive satisfactory results from pre-employment drug testing and background checks. If required for the position, a physical, motor vehicle record evaluation, and additional background checks may be conducted.

Knowledge, Skills, and Abilities

  • Knowledge of crime investigation techniques and procedures.
  • Skill in utilizing a personal computer and associated software programs.
  • Ability to communicate clearly and effectively.
  • Ability to analyze and collect physical evidence at a crime scene.
  • Ability to identify and develop latent prints.
  • Ability to sketch a crime scene.
  • Ability to establish and maintain effective working relationships with co-workers, supervisors, and the general public.
  • Ability to prepare clear and concise reports.
  • Ability to perform all physical requirements of the position, with or without accommodations.
  • Working conditions are inside and outside with frequent exposure to temperature extremes, hazardous materials, bodily fluids, infectious diseases and unfavorable fumes, vapors, odors and may include operating in hazardous conditions which may necessitate the use of personal protective equipment such as gloves, protective clothing and respirators.