Marcus T. Delgado

Journeyman Plumber

marcus.delgado@craftmail.com · +1 555 0147 · San Antonio, TX · linkedin.com/in/marcus-delgado-plumber

Profile

Licensed Journeyman Plumber with 9 years of experience in residential new construction, commercial tenant improvement, and emergency service repair across South Texas. Holds a Texas Journeyman Plumber license and OSHA 30 certification, with a track record of completing projects on or under schedule. Reduced callback rates by 34% at previous employer through a standardized post-inspection checklist adopted company-wide.

Work Experience

Journeyman PlumberMar 2020 - Present

Lone Star Mechanical Services, San Antonio, TX

Lead rough-in and finish plumbing on 12–18 active residential builds per quarter, consistently delivering within 2% of estimated labor hours.
Diagnose and resolve commercial backflow and water-pressure failures for 40+ client accounts, cutting average repair turnaround from 6 hours to 3.5 hours.
Mentored 3 apprentices through their required training hours, with all 3 passing their journeyman exam on the first attempt.

Plumber IIJun 2016 - Feb 2020

Alamo City Plumbing & Drain, San Antonio, TX

Installed and pressure-tested water supply, DWV, and gas lines for 200+ single-family homes across 4 master-planned communities in Bexar County.
Reduced material waste by 18% by introducing a pre-cut pipe staging system that was later adopted across all 6 field crews.
Responded to after-hours emergency calls averaging 11 per month, maintaining a 97% customer satisfaction score over 3 consecutive years.

Plumber ApprenticeAug 2014 - May 2016

Rio Grande Plumbing Co., Laredo, TX

Assisted licensed plumbers on commercial ground-up projects totaling over 85,000 sq ft of occupied office and retail space.
Completed 8,000 apprenticeship hours 6 weeks ahead of schedule while maintaining zero safety incidents.
Supported hydrostatic testing and camera inspection on 30+ sewer lateral replacements, logging findings in ServiceTitan for client reporting.

Skills

Texas Journeyman Plumber License (TSBPE #JP-48821) · OSHA 30 – Construction · Residential & Commercial Rough-In · DWV System Installation · Backflow Prevention & Testing · Hydrostatic & Air Pressure Testing · Gas Line Installation & Leak Detection · ServiceTitan Field Software · Blueprint & Isometric Drawing Reading

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