[2] Lyons made his international debut for the United States at the 2019 UCI Para-cycling Road World Championships and won a silver medal in the mixed team relay H1–5 event.

[4][5] In August 2023, he represented the United States at the 2023 UCI Para-cycling Road World Championships and won a bronze medal in the mixed team relay H1–5 event.

[6][7] In November 2023, he represented the United States at the 2023 Parapan American Games and won a silver medal in the road time trial H1–5 event and a bronze medal in the road race H3–5 event.

[8] On July 8, 2024, Lyons qualified to represent the United States at the 2024 Summer Paralympics.

[9][10] On May 24, 2014, during a vacation in Ocean City, Maryland, Lyons dove from a pier into shallow water breaking his T5/T6 vertebrae which left him paralyzed from the chest down.