OSWALDO CALDERA
PIPEFITTERS
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CONTACTS
***********@*****.***
Fairfield, 94533
ABOUT ME
Pipefitter with 12 years of
experience in the oil refinery
sector, I experience in the
installation, maintenance,
and repair of complex piping
systems. My expertise
extends to drawing
interpretation, welding, and
conducting precise pressure
testing. With a steadfast
commitment to safety and
quality, I ensure that all
operations adhere to the
highest industry standards.
EDUCATION
High school diploma,
Liceo Lisandro
Alvarado, Barquisimeto,
Venezuela.
1996
Higher National
Certificate, INCE, Punto
Fijo, Venezuela
1998
Pipefitter And Blueprint
SKILL
Advanced interpretation of
drawings and technical
specifications Welding
techniques, especially for
high-pressure pipes
Performing pressure testing
and leak detection
Maintenance of equipment
such as pumps, valves and
compressors Knowledge of
different pipe materials, such
as carbon steel
WORK EXPERIENCE
Production Coordinator, Westlake Royal Stone, American Canyon May 2023 - Oct 2024
Applies color to molds using precision spray or brush techniques, adhering to stringent quality standards.
Efficiently extracts Stone from molds and meticulously packages products, guaranteeing accurate quantities.
Conducts thorough quality reviews to uphold the highest stone production standards. Ensures compliance with packaging specifications, box types, and assembly procedures for optimal presentation and safety.
Maintenance Mechanic, Amcor, fairfield
Oct 2022 - Mar 2023
Expertly executed repairs, changeovers, and preventative maintenance (PM) on injection molding machines to ensure optimal performance.
Ensured safe and efficient operational conditions for all production and related equipment, enhancing overall productivity.
Foreman pipefitters, Nainctec(Refinery Cardon) Pdvsa, Punto Fijo- Venezuela
Jun 2021 - Dec 2021
Supervises and coordinates activities of workers engaged in fabrication, installing and assembling Internal catalyst tights of the catalytic reformer reactor. Procurement of scaffolding installation to dismantle and install new pipes and Instrumentation.( Heat exchangers).
Perform hydrostatic testing according to quality and safety standars. Supervisor Pipefitters Welders, Sesca(Refinery Amuay) Pdvsa, Amuay - Venezuela
Apr 2019 - May 2021
Supervice the procurement of materials for routine maintenance in cracking and coke plants, enhancing operational efficiency in pipe and valve systems. Ensured timely completion of projects by effectively managing and overseeing pipefitter and welder teams.
Facilitated the execution of tasks by providing necessary equipment such as scaffolding, forklifts, and cranes for pipe installation.
Conducted regular safety briefings to maintain a secure and compliant work environment for all personnel.
Foreman Pipefitters, SESCA(REFINERY JOSE), Barcelona-Venezuela. Feb 2018 - Jul 2018
Supervising the installation of pipes in a Vacuum tower involves the replacement of 14" carbon steel pipes with stainless steel interiors and the installation of accessories such as elbows, flanges, reducers, and tees.
Tower Plate Removal and Installation.
Pipeline & Equipment Inspection Coordinator, Supeosca(Refinery Amuay), Amuay-Venezuela
Feb 2016 - Dec 2017
• Implement a comprehensive quality plan for major maintenance on flexicoker plant components, including gasifiers, heaters, drums, and pipelines.
• Apply ASME BPVC Standards, Section VIII, Divisions 1, 2, and 3 to pressure vessels.
• Applying ISO 1927-1:2012 standards provides definitions and classifications for monolithic refractory materials.