Trace Evidence Technician

SNA International, LLC, is a vibrant, growing company based in Alexandria, VA, and a world leader in forensics, biometrics, and identity intelligence services. SNA’s staff support high visibility forensic human identification operations, including staffing some of the US’s largest federal forensic laboratories. 

SNA International seeks a bright, collaborative and innovative Trace Evidence Technician to work in the FBI Laboratory Division’s Redstone Arsenal, Huntsville, Alabama location, who has a strong work ethic to join our team and work together in pursuit of the same cause: build a safe and just world by empowering organizations in the use of forensics, biometrics, and identity intelligence.


The Trace Evidence Technician provides trace evidence services in support of the TEDAC Forensic Operations program. Trace evidence typically encompasses of processing and examining hairs and fibers, and objects that are made up of fibers (e.g., fabric or cordage) found in or attached to explosive devices or related materials collected and submitted to TEDAC for examination.


The following list is representative of the types of activities and responsibilities anticipated to be performed by the contractor, but are not limited to the following services:


  • Receive and account for boxes of evidence and related materials from the TEDAC Evidence Management Unit (EMU).
  • Visually inspect and process evidence and related materials for trace evidence; photograph evidence and related materials; remove hairs and fibers from evidence and related materials; create microscope slides for hairs and fibers; mount hairs and fibers on slides; and create inventory of slides.
  • Conduct examinations using comparison (stereo) microscopes, fluorescence microscope, polarized light, microspectrophotometry (MSP), and Fourier transform infrared spectroscopy (FTIR), among other scientific instruments and techniques.
  • Calibrate instruments used for forensic examinations and analysis.
  • Author, review, and provide QC of case notes and reports, photographs, chain-of- custody forms, electronic communications, and slide inventory detailing findings of analysis, examinations, and conclusions.
  • Use a database network for evidence inventory, tracking, and flow.
  • Maintain proper chain-of-custody of all forensic material under examination.
  • Serve as instrument specialists and provide service and maintenance to instrumentation, including development of new procedures and bringing new instrumentation and methods online for casework.
  • Support activities, functions, or duties as defined.
  • Participates with senior personnel in research studies which involve systematic, critical, and intensive investigation necessary for the development of experimental processes.


Minimum Education and Experience Requirements:

  • Education: Bachelor of Science degree in the natural sciences or a closely related field with at least twenty-four (24) credit hours in the physical or life sciences (e.g., chemistry, biology, or geology).
  • Experience: At least one (1) year experience as a Physical Scientist in an accredited laboratory.
  • Skills: Demonstrated ability to study and pass training, examination, and testing assessments.
  • Training: Must successfully complete FBI laboratory Trace Evidence Physical Scientist training and be qualified and authorized to conduct casework.
  • Certifications: N / A.


Candidates must be US citizens and able to pass a background check, drug screening, and a polygraph (if required). 

Please submit your resume and a cover letter that outlines why you should be considered for this position and position level. Applications without a cover letter will not be considered.


No phone calls


SNA International is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Job Overview
  • Region

  • Receive job alerts:
    Your subscription could not be saved. Please try again.
    Your subscription has been successful.

    By subscribing below, you acknowledge that your email address will be transferred to Sendinblue for processing in accordance with their terms of use

Receive job alerts:

Your subscription could not be saved. Please try again.
Your subscription has been successful.

We use Sendinblue as our marketing platform. By Clicking below to submit this form, you acknowledge that the information you provided will be transferred to Sendinblue for processing in accordance with their terms of use