Crime Scene Investigator II

Crime Scene Resources, Inc
Contra Costa County, CA

Duties and Requirements Click to read more

Duties

Crime Scene Investigator II’s identify, collect, and preserve crime scene evidence, analyze evidence, prepare reports, testify in legal proceedings and perform other laboratory-related work as required. This is the journey-level class in the Crime Scene Investigator Series. Incumbents in this class handle the more difficult and complex scenes and evidence collection and documentation tasks and may provide guidance, technical assistance, or training to crime scene investigators and law enforcement.

This position may involve on-call responsibilities for crime scene response and processing.

What you will typically be responsible for:
  • Documenting, preserving, and collecting crime scene evidence
  • Operating scientific equipment and instrumentation, as well as complex computer systems and databases
  • Working cooperatively with sworn and civilian members of law enforcement agencies
  • Creating detailed crime scene notes and examining crime scene evidence in accordance with established procedures
  • Preparing written reports and testifying regarding findings, as required
  • Providing training to law enforcement personnel, as assigned

Requirements

Competencies Required:
  • Analyzing & Interpreting Data: Drawing meaning and conclusions from quantitative or qualitative data
  • Critical Thinking: Analytically and logically evaluating information, propositions, and claims
  • Professional & Technical Expertise: Applying technical subject matter to the job
  • Professional Integrity & Ethics: Displaying honesty, adherence to principles, and personal accountability
  • Attention to Detail: Focusing on the details of work content, work steps, and final work products
  • Writing: Communicating effectively in writing
  • Customer Focus: Attending to the needs and expectations of customers
  • Teamwork: Collaborating with others to achieve shared goals
  • Leading Cross-Divisional Collaboration: Demonstrating cooperation and teamwork while working within and across divisions and teams
  • Safety Focus: Showing vigilance and care in identifying and addressing health risks and safety hazards
  • Oral Communication: Engaging effectively in dialogue
Minimum Qualifications
License Required:
  • Possession of a California Motor Vehicle Operator’s License. Out of state valid motor vehicle driver’s license will be accepted during the application process.
Education:
  • Possession of a high school diploma, GED equivalency, or a high school proficiency certificate. Completion of an associate’s degree from an accredited college or university which included coursework in (1) English Composition or Report Writing; (2) Mathematics or Statistics and (3) Chemistry or Biology (which must have included a laboratory section).
Experience:
  • Two (2) years in a law enforcement agency where the primary duties of the position included the identification, collection and preservation of evidence. Responsibilities must have included writing crime scene reports and testifying in court as an expert witness.
Physical Requirement:
  • Ability to pass a respiratory physical and be medically cleared to wear an air purifying respirator.
Visual Requirement:
  • No deficiency in the ability to distinguish colors.
Background:
  • As determined by a thorough background investigation conducted by the Office of the Sheriff, shall not have been convicted of a felony in this state or in any other state or in any federal jurisdiction, or of any offense in any other state or in any federal jurisdiction, which would have been a felony if committed in this state.

Official or unofficial transcripts may be requested at any stage of the recruitment process to verify educational requirements.

Applicants are strongly encouraged to attach unofficial transcripts with their application.

Desirable Qualifications:
  • Individual Crime Scene Certification
  • Experience handling firearms and biological evidence
  • Experience working with Laboratory Information Management System (LIMS)
  • Experience working in an accredited laboratory environment, including those operating under ISO/IEC 17020 or ISO/IEC 17025

Do you have the Education Required? See available on-line and campus-based degree programs now!

Posted 2026-01-30

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