Naval Sea Systems Command > Media > News - Tag Rebreather Systems Development Group

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Tag: Rebreather Systems Development Group

NSWC PCD engineer enhances warfighter capabilities, advances at IRONMAN competition
December 17, 2025 — John Kremar, NSWC PCD Diving and Life Support lead engineer, combines his work proficiency and passion with persistence and perseverance to achieve not only mission success but also a personal milestone. By day, he helps design and produce life support equipment for a variety of Navy and non-navy sponsors to increase divers’ capabilities and safety while performing their missions. Off the clock, he recently completed this year's IRONMAN Florida triathlon and has qualified to compete in the upcoming IRONMAN World Championship in 2026...

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