Gabriel Ballesteros
Ontario,CA
Summary
Adept at precision machining and spearheading equipment troubleshooting, I bring a proven track record from Marathon Petroleum Corp, enhancing machinery reliability and efficiency. My expertise in centrifugal pump maintenance, combined with a knack for mentoring teams, has significantly improved production processes. This blend of technical acumen and leadership has been pivotal in achieving operational excellence.
Dynamic individual with hands-on experience and talent for navigating challenges. Brings strong problem-solving skills and proactive approach to new tasks. Known for adaptability, creativity, and results-oriented mindset. Committed to making meaningful contributions and advancing organizational goals.
Organized and dependable candidate successful at managing multiple priorities with a positive attitude. Willingness to take on added responsibilities to meet team goals.
Overview
22
22
years of professional experience
Work History
Machinist Level 6 /Vibration Analyst 2
Marathon Petroleum Corp
01.2023 - Current
- Monitored equipment to detect and report malfunctions and prevent accidents.
- Manually set up machinery, lathes, and grinders.
- Read and interpreted blueprints, technical drawings and schematics to determine parts dimensions.
- Lubricated parts and performed minor and preventive maintenance to improve machine function and increase lifespan.
- Worked with team members to improve production processes and procedures.
- Operated drill presses, lathes and milling machines to produce required parts.
- Utilized micrometers and calipers to measure and verify precise tolerances.
- Repaired and maintained machine tools, fixtures and other production equipment.
- Trained and mentored new and existing machinists on proper machining techniques.
Reliability Technician
Marathon Petroleum Corp
10.2018 - 12.2022
- Prepared reports and technical documentation of day-to-day production processes.
- Inspected mechanical rotating machines to maintain quality and efficiency.
- Examined incoming materials and compared to documentation for accuracy and quality.
- Oversaw general equipment maintenance and repair to minimize downtime.
- Developed and enhanced personnel work instructions to clear up confusion and boost performance.
Machinery Specialist
Tesoro Corporation
05.2007 - 09.2018
- Followed all company policies and procedures to deliver quality work.
- Collected, arranged, and input information into SAP database system.
- Developed effective improvement plans in alignment with goals and specifications.
- Frequently inspected production area to verify proper equipment operation.
- Generated reports detailing findings and recommendations.
- Observed mechanical rotating equipment overhauls and installations to verify conformance to API specifications and best practices
- Maintained overall safe work environment with employee training programs and enforcement of safety procedures.
Mechanical Inspector
Shell Oil Products US
07.2002 - 05.2007
- Repaired and overhauled various types of mechanical rotating equipment, reinstalled various equipment within refinery process units, and completed additional equipment monitoring tests.
- Assisted in developing inspection and testing of monthly lube oil sampling and procedures
- Examined products for imperfections and defects.
- Trained unit operators/workers in inspection, troubleshooting and correct equipment operating procedures.
- Investigated Operations Department concerns and complaints to take necessary corrective actions.
- Used vibration analyzers, thermography imagining, strobe lights and various troubleshooting equipment to conduct diagnostic procedures.
- Provided technical support to production personnel.
- Paid attention to detail while completing assignments.
Education
Associate of Applied Science - Computer Aided Design
ITT Technical Institute
Van Nuys, CAVibration Analysis
Mobius Institute
San Diego, CA07-2018
Skills
- Equipment monitoring and troubleshooting
- Precise measuring and rotating equipment repair
- Precision machining and manufacturing
- Steam turbine maintenance and overhaul
- Centrifugal pump maintenance and overhaul
- Reciprocating Compressor maintenance and overhaul
Timeline
Machinist Level 6 /Vibration Analyst 2
Marathon Petroleum Corp
01.2023 - Current
Reliability Technician
Marathon Petroleum Corp
10.2018 - 12.2022
Machinery Specialist
Tesoro Corporation
05.2007 - 09.2018
Mechanical Inspector
Shell Oil Products US
07.2002 - 05.2007
Associate of Applied Science - Computer Aided Design
ITT Technical Institute
Vibration Analysis
Mobius Institute
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