Ulises Lozano Ruiz
Baytown
Summary
Experienced Pipefitter and Mechanical Supervisor with 15+ years in industrial construction, maintenance, and turnaround environments within refineries and petrochemical facilities. Proven ability to lead crews, coordinate multiple trades, and oversee the installation, alignment, and testing of complex piping systems. Skilled in reading and interpreting blueprints, isometric drawings, and P&IDs to ensure accurate and efficient execution of work. Strong background in vessel, tank, and equipment piping, with hands-on experience in confined space operations, hydro testing, and system commissioning. Committed to safety, quality control, and meeting project deadlines while maintaining high productivity and zero-incident performance.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Mechanical Supervisor
JVIC A Zachry
Deer Park
02.2025 - Current
- Supervise and coordinate daily activities of mechanical crews on industrial job site
- Read and interpret blueprints, P&IDs, and isometric drawings to ensure accurate installation of piping systems
- Ensure strict compliance with all safety procedures, including confined space entry, lockout/tagout (LOTO), and protocols
- Plan, assign, and prioritize work tasks while monitoring progress and adjusting schedules to meet project deadlines
- Conduct daily safety meetings (toolbox talks) and enforce all site safety policies and procedures
- Inspect piping systems for quality, alignment, and proper installation in accordance with project specifications
- Coordinate effectively with welders, inspectors, and project management teams to maintain workflow and project continuity
- Maintain accurate records of work performed, materials used, and crew hours for reporting and accountability
- Coordinate work across multiple trades to ensure efficient execution and on-time project delivery
- Perform inspections, hydrostatic testing, and system troubleshooting to ensure system integrity and zero-defect installation
Mechanical Supervisor
Gallant Industries
Deer Park
03.2023 - 02.2025
- Supervised multiple crews during large-scale turnaround projects, consistently completing work ahead of schedule
- Prepared detailed work packages and conducted thorough job walkdowns, reducing delays by 15% and improving job readiness
- Ensured all installations met strict quality standards, contributing to zero rework and improved first-pass completion
- Coordinated daily with planners, supervisors, and multiple trades to optimize workflow, resource allocation, and overall productivity
- Verified material readiness and coordinated deliveries to prevent shortages and work stoppages
- Supported pre-job planning by reviewing drawings, scopes of work, and job hazards prior to execution
Mechanical Supervisor
Gulfspan / Brown & Root – Mechanical Supervisor
Deer Park
03.2021 - 03.2023
- Directed fabrication and installation of piping systems and mechanical equipment.
- Managed emergency repairs and modifications with minimal downtime, supporting critical operations.
- Coordinated crews and trades to maintain efficient workflow across multiple projects.
- Acted as liaison between field crews and management to communicate progress, constraints, and schedule updates
- Conducted quality checks throughout installation to ensure adherence to engineering specifications and client expectations
- Assisted in troubleshooting mechanical issues in the field, minimizing downtime and maintaining operational continuity
- Promoted a strong safety culture by coaching crew members on proper procedures and hazard recognition
- Adapted to changing job conditions and priorities while maintaining efficiency and meeting deadlines
Pipefitter Leadman
Zachry / H&M / Turner / Han&Clay/ S&B
Deer Park
01.2010 - 04.2021
- Installed, repaired, and maintained industrial piping systems for high-pressure and high-temperature applications.
- Performed hydro testing, inspections, and preventive maintenance, maintaining 100% system integrity.
- Worked with large-bore piping, pressure vessels, and multiple alloys to meet project specifications.
- Assembled piping systems including valves, fittings, supports, and related equipment
- Performed hydrostatic testing and pressure checks to verify system integrity
- Assisted with fabrication, layout, and alignment of piping systems in the field and shop
- Worked alongside welders and other trades to complete installations efficiently
- Perform piping tie-ins to existing systems following isometric drawings, blueprints, and P&IDs
- Fit up piping inside and around vessels, ensuring proper alignment, spacing, and support
- Work in confined spaces such as tanks, drums, and vessels while following all entry permit requirements
- Assist with entry preparations including gas testing, ventilation setup, and safety equipment checks
- Install internal vessel components such as nozzles, spool pieces, valves, and attachments as required
- Measure, cut, thread, bevel, and prepare pipe for installation using hand and power tools
Education
Pasadena High School
Skills
- Team Collaboration in Multi-Craft Environments
- Communication with Supervisors & Trades
- Time Management & Task Prioritization
- Attention to Detail & Quality Control
- Problem-Solving in Field Conditions
- Reliability and Strong Work Ethic
- Confined Space Entry Procedures
- Lockout/Tagout (LOTO) Compliance
- Turnaround & Shutdown Work
- Vessel, Tank & Exchanger Piping
- Tie-Ins to Existing Systems
Languages
English
Native/ Bilingual
Spanish
Native/ Bilingual
Certification
- NCCER PLUS
Timeline
Mechanical Supervisor
JVIC A Zachry
02.2025 - Current
Mechanical Supervisor
Gallant Industries
03.2023 - 02.2025
Mechanical Supervisor
Gulfspan / Brown & Root – Mechanical Supervisor
03.2021 - 03.2023
Pipefitter Leadman
Zachry / H&M / Turner / Han&Clay/ S&B
01.2010 - 04.2021
Pasadena High School