Forensic Fire Investigator

U.S. Forensic, LLC, an ATS Family of Companies, assists commercial and industrial clients by performing forensic evaluations, reporting, and expert witness testimony. The firm’s capabilities include accident reconstruction; structural, mechanical, and electrical engineering; fire origin and cause; and environmental services. U.S. Forensic tailors its consulting engineering services to meet each client’s unique needs, and its experienced forensic engineers and investigators support a wide range of industries. As part of the ATS family, the company also offers expanded capabilities in testing, inspection, and calibration when a broader scope of services is required.
Applied Technical Services, LLC (ATS) is a leading provider of critical testing, inspection, certification, and compliance services. ATS serves clients across a diverse set of large and stable end markets, including manufacturing, power generation, aerospace, medical, and defense. The company was founded in 1967 and is headquartered in Marietta, GA. Today, ATS employs nearly 2,100 team members across more than 95 locations throughout the United States.
Together, U.S. Forensic and ATS are driven by a shared purpose to create a safe and reliable world, delivering assurance through precise technical and professional services.
Job Title: Fire Investigator- Forensic Services
Position Type: Part-Time
Job Overview: We are seeking an experienced Fire Investigator to join our growing multidisciplinary forensic team, providing expert services to insurance companies, legal counsel, and corporate clients. The ideal candidate will conduct Origin and Cause investigations, prepare detailed technical reports, and support litigation through expert testimony when required.
This role requires strong investigative skills, sound technical judgment, and the ability to clearly communicate findings to clients, attorneys, and courts. We deliver our product promptly and accurately to grow market share and maintain customer loyalty.
Responsibilities
Conduct independent fire and explosion Origin and Cause investigations in accordance with NFPA 921 and industry best practices.
Examine fire scenes, collect and preserve evidence, and document findings through photographs, sketches, and notes.
Analyze fire dynamics, burn patterns, electrical systems, and mechanical components.
Prepare clear, defensible, and well-supported investigative reports.
Collaborate with engineers, forensic experts, attorneys, and claims professionals.
Maintain the chain of customer documentation and ensure evidence integrity.
Travel to investigative sites as needed, including after-hours or on-call responses.
Stay current with industry standards, codes, litigation trends, and continuing education requirements.
Ability to manage multiple active cases and meet utilization expectations.
Regular travel required (2–3 times per week), including responses up to 6 hours from home, with occasional extended travel as needed.
Other duties as assigned.

Work arrangement
Yes