Lorenzo Calderon
Hobbs ,NM
Summary
Pipeline Welder and Job Lead with more than 10 years of hands-on experience in mainline pipeline construction, tie-ins, in-service welding, repairs, and facility piping. Extensive knowledge of pipeline pressure vessel and in-service welding processes, isometric and P&ID reading. Full job execution from planning to completion. Proven ability to run welding jobs, supervise welders and helpers, maintain production schedules, and ensure all work meets API, ASME, and client specifications. Strong safety leader with OSHA 30 and CPR/First Aid certifications, currently pursuing Certified Welding Inspector (CWI) certification.
Overview
1
1
Certification
Work History
Fabrication Welder
Jade Construction
Carlsbad, NM
- Fabricated Launchers/ Receivers using SMAW welding techniques
- Maintained safety protocols while operating advanced welding equipment.
- Conducted quality inspections on welds to meet industry standards.
- Maintained high-quality workmanship through consistent attention to detail and adherence to specifications.
- Maintained clean and organized work area to prevent workplace accidents.
- Read and followed isometrics and P&ID weld diagrams.
- Conducted in-service welding tasks, focusing on precision and quality to support ongoing maintenance projects.
Fabrication Welder
Watson Construction
Hobbs, NM
- Fabricated Launchers/ Receivers/ Headers (etc) using SMAW welding techniques
- Maintained safety protocols while operating advanced welding equipment.
- Conducted quality inspections on welds to meet industry standards.
- Maintained high-quality workmanship through consistent attention to detail and adherence to specifications.
- Maintained clean and organized work area to prevent workplace accidents.
- Read and followed isometrics and P&ID weld diagrams.
Pipe Welder
XCU CONSTRUCTION
Eunice, NM
- Fabricated Launchers/ Receivers using SMAW welding techniques
- Maintained safety protocols while operating advanced welding equipment.
- Conducted quality inspections on welds to meet industry standards.
- Maintained high-quality workmanship through consistent attention to detail and adherence to specifications.
- Maintained clean and organized work area to prevent workplace accidents.
Welding Foreman
Tri Star Oilfield Services
- Supervised daily welding operations to ensure adherence to safety protocols and quality.
- Conducted routine inspections of welding equipment, identifying maintenance needs proactively.
- Monitored compliance with industry regulations, ensuring all practices met.
- Fabricated pressure vessel connections around battery stations all in accordance to (ASME BPV code)
- Conducted quality inspections on welds to meet industry standards.
- Maintained high-quality workmanship through consistent attention to detail and adherence to specifications.
- Created, Read and followed isometrics and P&ID weld diagrams.
Education
High School Diploma -
Piedra Vista High School
Farmington, NM05.2014
Skills
Pipeline Welding (Mainline, Tie-In, In Service welds, Repairs)
Reading & Running Prints (Isometrics, P&IDs)
Full Welding Job Execution
Crew Leadership & Field Supervision
API 1104 & ASME Section IX
WPS / PQR Compliance
SMAW (Stick), GTAW (TIG)
X-Ray Quality Welding
Fit-Up, Layout & Pipe Fabrication
Safety Leadership & OSHA Compliance
Job Hazard Analysis (JSA) & Tailgate Safety Talks
Inspector & Client Coordination
Certification
- OSHA 30-Hour Construction Safety
- CPR & First Aid Certified
PROFESSIONAL EXPERIENCE
- Performed high-quality welding on pipeline mainline, tie-ins, repairs, and in-service hot tap installations in accordance with approved WPS and project specifications.
- Executed live-line welding while controlling heat input, preventing burn-through, and maintaining pipeline integrity.
- Read, interpreted, and ran isometric drawings, and P&IDs to properly plan and execute welding and hot tap work.
- Ran welding jobs from start to finish, including job planning, material verification, crew coordination, and quality control.
- Supervised welders, helpers to ensure safety compliance, production efficiency, and schedule adherence.
- Coordinated closely with inspectors, integrity teams, and project supervision to maintain acceptance and resolve welding issues.
- Enforced strict safety protocols, conducted daily safety meetings, and completed job hazard analysis.
- Maintained welding documentation and ensured compliance with API 1104, ASME Section IX, and client standards.
Timeline
Fabrication Welder
Jade Construction
Fabrication Welder
Watson Construction
Pipe Welder
XCU CONSTRUCTION
Welding Foreman
Tri Star Oilfield Services
High School Diploma -
Piedra Vista High School