Senior Criminalist

Tarrant County Medical Examiner, Fort Worth , TX, US


  • Performs advanced sophisticated collection, analysis, and evaluation of evidence utilizing standardized and industry acceptable techniques
  • Reports results to law enforcement agencies, pathologists, and attorneys
  • Performs routine preventative maintenance on equipment and quality control procedures
  • Maintains sufficient inventory of supplies needed for workload in a timely manner
  • Conducts educational instruction on lab procedures used in the Crime Laboratory
  • May participate in independent research or validation
  • May provide technical assistance to law enforcement agencies
  • May recommend changes to lab procedures
  • Prepares written reports and testifies at court proceedings
  • Performs technical reviews of casework
  • Performs other related duties involved in the operation of the Medical Examiner’s Office as assigned or required


Must have a Bachelor’s degree in a life science + Seven (7) full-time years of science work experience including Six (6) months of forensic human DNA laboratory experience.


Must have a Master’s degree or higher in a life science + Five (5) years of science work experience including Six (6) months of forensic human DNA laboratory experience. Master’s degree is preferred.

Additional Qualifications:

  • Successful completion of coursework (graduate or undergraduate level) must cover the following subject areas: biochemistry, genetics, molecular biology; and coursework and/or training in statistics and/or population genetics as it applies to forensic DNA analysis.
  • Previous memorialization as a qualified DNA analyst in an external laboratory QAS audit is highly preferred.
  • Prior experience with STRmix® probabilistic genotyping software is highly preferred. Within six (6) months of hire, must possess a Texas license or provisional license as a forensic analyst in the appropriate job-specific category.
  • Direct experience as a court-qualified expert in DNA analysis is preferred.
  • Candidates must be able to pass a competency examination given by the supervisor prior to hiring or within six (6) months from the date of hire.
  • Elected membership in learned scientific societies in the particular area of expertise is desirable.
  • Must have advanced level of knowledge of fundamental concepts, practices, and procedures of field of specialty.
  • Requires successful completion of annual externally administered proficiency testing in accordance with the requirements of the FBI Quality Assurance Standards for DNA Testing laboratories.
  • Must maintain knowledge of up to date technology and practices in the field of specialty.
  • Ability to use PC and applicable software.
  • Must have advanced-level oral and written/presentation and communication skills.
  • Ability to make independent judgment.
  • Must have advanced skills in laboratory protocols/procedures, techniques and knowledge of evidence handling and testing procedures.


Hire in range - $2,779.38 - $3,057.32 Biweekly

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