William Joe Mulhern
Manteca,CA
Summary
Highly skilled and safety-driven Structural Welder and Fabricator with 15+ years of hands-on experience in steel, aluminum, and stainless fabrication. Proven expertise in MIG, TIG, and Stick welding, blueprint interpretation, and precision measurement. Strong background in industrial, government, and clean-room construction with consistent record of on-time, high-quality project delivery. Recognized for leadership, teamwork, and ability to train and supervise crews to meet demanding production schedules while maintaining top-tier safety standards.
Experienced with woodworking, framing, and finishing. Utilizes precision tools and materials to create and repair structures. Knowledge of safety protocols and building codes ensures compliance and quality workmanship.
Overview
23
23
years of professional experience
1
1
Certification
Work History
Structural Welder / Iron Worker
Dei Construction
01.2024 - Current
- Install large-scale hangar doors for commercial and government airbases.
- Execute MIG, TIG, and Stick welding on structural assemblies and supports.
- Read and interpret complex blueprints and engineering drawings.
- Operate overhead cranes and forklifts to position heavy materials.
- Conduct on-site troubleshooting and ensure full compliance with AWS D1.1 standards.
Plumber/Carpenter
Top Rated Plumbing and Remodel
04.2016 - Current
- Installed and repaired plumbing systems, ensuring compliance with safety standards.
- Diagnosed plumbing issues and implemented effective solutions to enhance system functionality.
- Collaborated with remodel teams to integrate plumbing fixtures seamlessly into design plans.
- Trained junior plumbers on best practices, tools usage, and safety protocols.
- Constructed and installed frameworks for residential and commercial buildings using precise measurements.
- Collaborated with subcontractors to ensure timely project completion and adherence to quality standards.
- Operated hand and power tools, maintaining safety protocols throughout all phases of construction.
- Completed installations of building structures, trim, flooring, and cabinetry.
- Followed established job site safety regulations and maintained safe and clean work area.
Welder / Fabricator
Carpenter Crane and Hoist
08.2011 - 12.2023
- Fabricate and weld overhead cranes for NASA, Samsung, Intel, and other high-tech clients.
- Perform MIG / TIG welding of steel, aluminum, and stainless for precision clean-room equipment.
- Manage hoist assembly, layout, tolerances, and blueprint accuracy.
- Oversee in-field installations ensuring safety and quality standards are met.
- Collaborate in a small, high-performing team to meet tight production deadlines.
Mat Crew Laborer
Telfer Oil Company
08.2010 - 07.2011
- Supported seasonal road construction by laying fiber mat and applying asphalt.
- Operated and maintained heavy equipment to sustain continuous workflow.
Canvass Manager
Quality First Home Improvements
09.2007 - 06.2010
- Recruited, trained, and supervised a team of 12–20 lead generators.
- Managed payroll, performance, and daily training meetings to exceed sales quotas.
Layout & Detail Framing
ABD Framing
02.2005 - 08.2007
- Read blueprints and executed layout/detail work for nationwide construction projects.
- Coordinated framing crews to complete retirement homes and motels under strict deadlines.
Foreman / Supervisor
Falls by Fox
12.2003 - 01.2005
- Led crews in construction of waterfalls, patios, and hardscapes.
- Managed bidding, scheduling, and maintenance contracts.
- Operated heavy equipment (backhoes, skid steers, snowplows) year-round.
Welder / Fitter
Eaton Industries
12.2002 - 11.2003
- Fabricated 500-gallon tanks using MIG / Stick welding and sheet-metal forming.
- Operated overhead cranes, forklifts, press, and brake machines.
- Produced 50–60 tanks per month with zero safety incidents.
Education
High School Diploma - Welding & Fabrication
Northglenn High Schoo
Northglenn, COSkills
- MIG / TIG / Stick Welding
- Blueprint & Isometric Drawing Reading
- Structural Fabrication
- Overhead Crane & Forklift Operation
- Press Brake & Plasma Cutting
- AWS D11 & D12 Certified
- Quality Control & Inspection
- Safety Compliance (OSHA 30)
- Rigging & Heavy Equipment Operation
- Team Leadership & Project Coordination
Certification
- AWS D1.1 & D1.2 Structural Welding Certifications
- OSHA 30 Safety Certification
- Forklift, Boom Lift (3B), Scissor Lift (3A)
- Fall Protection Certified
- Valid CA Driver’s License (2027)
Professional Highlights
- Delivered precision fabrication projects for aerospace, semiconductor, and industrial clients.
- Consistent record of zero safety violations across 15+ years.
- Known for strong leadership, technical mastery, and commitment to craftsmanship.
Timeline
Structural Welder / Iron Worker
Dei Construction
01.2024 - Current
Plumber/Carpenter
Top Rated Plumbing and Remodel
04.2016 - Current
Welder / Fabricator
Carpenter Crane and Hoist
08.2011 - 12.2023
Mat Crew Laborer
Telfer Oil Company
08.2010 - 07.2011
Canvass Manager
Quality First Home Improvements
09.2007 - 06.2010
Layout & Detail Framing
ABD Framing
02.2005 - 08.2007
Foreman / Supervisor
Falls by Fox
12.2003 - 01.2005
Welder / Fitter
Eaton Industries
12.2002 - 11.2003
High School Diploma - Welding & Fabrication
Northglenn High Schoo