About Thomas McCabe
Tom McCabe (Thomas E. McCabe) is chief operating officer of Istari Digital, the Arlington, Virginia, defense software company. He spent most of his career as general counsel of defense and technology companies.
He was senior vice president, general counsel, chief compliance officer and secretary of BWX Technologies from 2018 to January 2023, then special advisor to its CEO. Before that he was general counsel and secretary of Orbital ATK from 2014 to 2018 and of Alion Science and Technology from 2010 to 2014. From 2008 to 2010 he was executive vice president and general counsel of Braintech and president of its federal business. Earlier he was CEO of COBIS Corporation and worked at XM Satellite Radio and AT&T Government Solutions.
Experience
This experience comes from official bios and from SEC filings. For roles taken from filings, the years are when the filings name Thomas McCabe in the role, so the role may have started earlier or lasted longer.
Key Colleagues at Startups
The people Thomas McCabe works with at each company, as listed on that company's latest Form D.

Thomas McCabe in the News
Sources
- SECIstari Digital, Inc. Form D, filed Jul 24, 2026
- SEC filingBWX Technologies 8-K, Jan. 4, 2023 (exhibit 99.1): successor named, McCabe special advisor until his retirement on Aug. 1, 2023
- SEC filingOrbital ATK 8-K, Aug. 5, 2016, signed by Thomas E. McCabe, Senior Vice President, General Counsel and Secretary
- SEC filingAlion Science and Technology 8-K, Oct. 2, 2013, signed by Thomas E. McCabe, General Counsel