The Pittsburgh Steelers announced the signing of defensive back Sebastian Castro, a young player with Mexican roots, as an undrafted free agent following the conclusion of the 2025 NFL Draft. The 24-year-old defensive back, a graduate of the University of Iowa, joins the preseason roster with his sights set on earning a spot on the final roster.
Castro, who was a key player for the Iowa Hawkeyes in college soccer, expressed his enthusiasm for this opportunity: “I have love for my culture and I love being Mexican. I like to play very hard and just be the best I can be when I’m on the field,” he said.
Athletic profile
Buzzy
During his last season at Iowa, Sebastian Castro recorded 57 tackles, one interception and two forced fumbles in 12 games, standing out for his aggressiveness and discipline in coverage.
He was invited to the NFL Scouting Combine in February, where he timed 4.59 seconds in the 40-yard dash and posted a 30.5-inch vertical leap.
Data that caught the attention of several teams for his athletic ability, especially as a perimeter defender.
Analysts project Sebastian Castro as a potential nickelback or safety, ideal for slot coverages and specific defensive formations.
In addition, his performance on special teams will be key to securing a spot on the Steelers’ final roster.
Mexican Pride
With family roots in Jalisco and Zacatecas, Sebastián Castro has made no secret of his pride in representing the Mexican community in professional American soccer.
His presence in the NFL reinforces the growing impact of Latino players in the league, opening avenues for future generations.
I love my culture and I love being Mexican
Sebastián Castro
Arriving as an undrafted free agent does not diminish his potential.
Several players in that condition have been able to establish themselves and have successful NFL careers, especially if they are able to excel in the preseason and on special teams.
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