Farrell's first Navy assignment was aboard , first as electrical officer and then as navigator. She was then assigned to
Millington, Tennessee before reporting to as weapons officer and then
combat systems officer. Following her return to the US Naval Academy as the deputy director for professional development, Farrell was assigned to the
Commander, Naval Surface Force Atlantic as the deputy N3. She next served as the
executive officer of . On 21 January 2022,
Commander Farrell was assigned to for a two-year assignment as the first woman commanding officer in the ship's 224-year history. She relinquished command of
Constitution to Commander
Crystal L. Schaefer on 21 June 2024. , Farrell had received two
Meritorious Service Medals, four
Navy and Marine Corps Commendation Medals, and three
Meritorious Unit Commendations. ==References==