Employment Opportunities We have established David Liston Investigative Services as one of the leading adopters of new technology in our arena. We continue to push the boundaries of technology, developing exciting and innovative investigative products for the legal community. Below is our current list of job openings. If you would like to submit your application, please submit via e-mail, or fax to the SmartFAX number listed below. Thanks! For those considering a career as a private investigator, the US Department Of Labor has a useful and accurate page describing the work of Private Investigators. Highly recommended! Occupational Outlook Handbook: Private Detectives and Investigators There are no openings at this time. Thank you for checking.