Jarrett practices in Connolly Gallagher's Delaware Business, Commercial and Corporate Litigation group. His practice involves representing clients in corporate and commercial matters, including litigation involving mergers and acquisitions, fiduciary duties, shareholder demands, corporate governance and control, trusts and estates, and commercial contracts. He has experience practicing before the Delaware Court of Chancery, the Complex Commerical Litigation Division of the Delaware Superior Court, the Delaware Supreme Court, and the U.S. District Court for the District of Delaware.

Jarrett has been recognized by Chambers USA as one of its Associates to Watch for Chancery practice and by Delaware Super Lawyers as one of its Rising Stars for business litigation.