About Attorney Thomas
Attorney Thomas brings a deep understanding of both immigration and criminal law to Rubin Pomerleau, PC. He offers clients a strategic and experienced approach to complex legal challenges.
Education
New England Law | Boston - Juris Doctor
Boston College - Bachelor of Arts
Experience and Qualifications
Jason T. Thomas joined Rubin Pomerleau, PC in July 2025, bringing extensive experience in immigration law, federal litigation, and criminal prosecution. Prior to joining the firm, he served as an Assistant Chief Counsel at the U.S. Department of Homeland Security from 2018 to 2025, where he represented the government in removal proceedings on both detained and non-detained dockets. During his tenure, Attorney Thomas managed complex federal and appellate cases and handled sensitive national security matters.
While at DHS, Attorney Thomas also served as Acting Deputy Chief Counsel for the Boston Office, overseeing significant litigation and guiding counsel teams on strategic legal issues. Before entering federal service, he was a Superior Court prosecutor in Brockton, Massachusetts, where he prosecuted serious criminal offenses including narcotics, firearms, as well as homicide and other violent crime.
Attorney Thomas is admitted to the Massachusetts bar, the United States District Court for the District of Massachusetts, and the United States District Court for the Western District of New York. He is also an active member of the American Immigration Lawyers Association (AILA).