Orlando Diaz Jr
Weslaco,TX
Summary
13 years of experience in industrial and commercial piping systems. Proven leadership in supervising crews, interpreting technical drawings, and ensuring code compliance and jobsite safety. Skilled in pipe fabrication, layout, hydro testing, and multi-trade coordination. Committed to delivering high-quality work while maintaining compliance with OSHA and safety standards.
Overview
15
15
years of professional experience
1
1
Certification
Work History
Torque Verification
Admrial
Beaumont, TX
10.2025 - 02.2026
- Inspect and verify torque verification.
- Use of torquing equipment, inline, torque wrenches and inlines.
- Self-motivated, with a strong sense of personal responsibility.
- Worked effectively in fast-paced environments.
- Skilled at working independently and collaboratively in a team environment.
- Proven ability to learn quickly and adapt to new situations.
QC Inspector
Excel
Beaumont, TX
02.2025 - 10.2025
- Visual confirmation of installation quality.
- Supports, hangers, insulation kits, gaskets, and flange alignment verified.
- Piping slope, orientation, and material checks.
- Verified all components Installed, repaired and maintained piping systems for commercial buildings & refineries are in compliance.
- Verified all pipe measured, cut and assembled pipes using proper hand tools, power tools, and welding equipment.
- Assisted foremen and supervisors with scheduling, material and crew coordination.
- Ensured strict adherence to safety standards, reducing incidents and improving productivity.
PIPEFITTER
Performance Contractors
Tyler, TX
04.2024 - 02.2025
- Accurately measured, fabricated, and installation of chilled water piping systems.
- Installed valves and pipe supports, including fabrication of custom supports for piping systems.
- Conducted inspections and preventive maintenance on installed systems.
PACKAGE WALKER
Swat
Detroit, MI
01.2024 - 04.2024
- Coordinate team in tasks and ensure work is complete on time and according to specification.
- All components (pipe, valves, fittings, welds) must be traceable by heat number, mill cert, or barcode.
- Weld maps and line lists should show exact locations.
- Oversee the installation process piping systems.
- Conduct quality inspections to verify alignment with project drawings and safety standards.
- Communicate with project managers, engineers, and clients to ensure smooth workflow.
MECHANICAL FOREMAN
Ohmstede Industrial Services
Corpus Christi, TX
05.2023 - 01.2024
- Plan daily work schedules and assign tasks to pipefitters and apprentices.
- Coordinate with project managers and other trades to align piping work with overall project timeline.
- Lead safety meeting and enforce compliance with OSHA and company safety policies.
- Inspect completed work for quality assurance before turnover to clients.
PIPEFITTER
UPS
Port Arthur
01.2023 - 05.2023
- Read and interpret blueprints, drawings, and technical specifications to determine piping layouts.
- Install, assemble, and secure pipes, fittings, and valves for water, steam, gas, and process systems.
- Fabricate pipe supports, brackets, and hangers to ensure proper alignment and system stability.
- Conduct hydrostatic and pneumatic pressure testing to check for leaks and ensure system integrity.
PIPEFITTER
Universal Plant Services
Deer Park, TX
05.2022 - 01.2023
- Operate pipe-threading machines, cutting torches, grinders, and welding equipment safely and efficiently.
- Plan piping layouts by reviewing job specifications, isometric drawings, and P&ID.
- Use rigging and lifting equipment to position large pipes and assemblies.
PIPEFITTER/MECHANICAL HYDRO TESTING
SWAT
Taylor, TX
03.2022 - 05.2022
- Confirm there are no leaks in the system.
- Validate the strength of the material under pressure.
- Ensure welds, joints, flanges, and fittings hold as designed.
- Fulfill code and client specifications requirements.
- Prepared and organized tools and materials to support daily tasks.
- Performed rigging of pipes and supports.
- Installed piping systems and supports in accordance with blueprints and specifications.
- Fabricated and installed piping systems in compliance with isometric drawing and project requirements.
MECHANICAL
Stronghold Specialty
Corpus Christi, TX
08.2020 - 03.2022
- Followed isometric drawings for pipe construction.
- Thorough knowledge of OSHA construction standards.
- Followed all safety procedures including energy isolation, installing blinds and lock out/tag out.
- Installed and repaired both high and low pressure pipe systems for use in moving liquids or gasses under high pressure.
PIPEFITTER
Excel
Robstown, TX
02.2020 - 07.2020
- Translated information from customer design to isometric drawings using AutoCAD.
- Operated a wide variety of equipment including grinders, forklift and basic hand tools.
- Installed, assembled, repaired, inspected and laid out pipe systems of various shapes, sizes, and pressures.
PIPEFITTER
CB & I
Hackberry, LA
11.2019 - 01.2020
- Assisted with location of welding leads, pulling leads and grounds.
- Installed piping for steam, hot water, heating, cooling and industrial production and process systems.
- Fabricated and installed piping systems as per isometric drawing.
Mechanical Fitter
Repcon
Lemont, IL
09.2018 - 09.2019
- Assist in lining up exchanger, heaters, condensers and flange alignments
- Familiar with basic hand and power tools (grinders, pipe cutters, tape measures, etc.)
- Able to measure, cut, grind, and assist in pipe preparation under supervision.
- Supports pipe alignment and installation following instructions and drawings.
- Assists with threading, fitting, and bolting of pipe systems.
- Helps set up and clean work areas, tools, and equipment.
Boilermaker Mechanic
REPCON
Chicago, IL
05.2011 - 2015
- Fabricated, assembled, and installed boiler systems according to specifications.
- Conducted inspections and maintenance on pressure vessels and piping systems.
- Utilized welding techniques to repair and enhance boiler components.
- Collaborated with team members to troubleshoot mechanical issues efficiently.
- Documented repairs and maintenance activities for quality assurance purposes.
Education
High School Diploma -
Progreso High
Progreso, TXBachelor In Psychology -
The University of Texas Rio Grande Valley
Edinburg, TXSkills
- Crew Supervision
- Training
- Pipe Installation
- Fabrication
- Blueprint Interpretation
- Isometric Drawing Interpretation
- Welding
- Rigging Coordination
- OSHA Compliance
- Safety Compliance
Certification
- TWIC
- OSHA 10
LANGUAGES
English - Native or Bilingual
Spanish - Native or Bilingual
Timeline
Torque Verification
Admrial
10.2025 - 02.2026
QC Inspector
Excel
02.2025 - 10.2025
PIPEFITTER
Performance Contractors
04.2024 - 02.2025
PACKAGE WALKER
Swat
01.2024 - 04.2024
MECHANICAL FOREMAN
Ohmstede Industrial Services
05.2023 - 01.2024
PIPEFITTER
UPS
01.2023 - 05.2023
PIPEFITTER
Universal Plant Services
05.2022 - 01.2023
PIPEFITTER/MECHANICAL HYDRO TESTING
SWAT
03.2022 - 05.2022
MECHANICAL
Stronghold Specialty
08.2020 - 03.2022
PIPEFITTER
Excel
02.2020 - 07.2020
PIPEFITTER
CB & I
11.2019 - 01.2020
Mechanical Fitter
Repcon
09.2018 - 09.2019
Boilermaker Mechanic
REPCON
05.2011 - 2015
Bachelor In Psychology -
The University of Texas Rio Grande Valley
High School Diploma -
Progreso High