Russell Ontiveros
Hesperia,CA
Summary
Experienced General Maintenance Mechanic skilled in equipment maintenance, troubleshooting systems, and blueprint interpretation. Proven track record in safety compliance and motor alignment.
Overview
12
12
years of professional experience
Work History
General Maintenance Mechanic
Lonestar Sierra
Pocatello, Idaho
01.2026 - Current
- Executed maintenance from blueprints and sketches, replacing various types of bearings to ensure equipment reliability. Performed motor alignments to ensure optimal performance.. Replace and resplice belt conveyors. Troubleshot operating equipment to identify issues and diagnosed causes of failure; replaced elevator chain to enhance operational efficiency. and buckets and drive segments. Repaired and rebuilt Fk pumps to ensure reliable operation. and compressors. Repair and rebuild Hammer Mills ,Rawmills, Finish Mills, Coal mills and all plant equipment. Conducted preventive maintenance inspections.
- Conducted repairs on HVAC systems to maintain optimal performance in facilities.
- Executed maintenance tasks on plumbing systems to prevent leaks and ensure efficiency.
- Performed routine inspections on equipment to ensure functionality and safety.
General Maintenance Mechanic
Cemex USA
Apple Valley, California
12.2019 - 01.2025
- Work from blueprints and sketches. Install all types of roller bearings.Performed precise motor alignments to ensure optimal equipment performance. Replaced and installed conveyor belts, ensuring uninterrupted operation of production lines. Replaced FK pumps and compressors to maintain system efficiency and reliability. Replace elevator chain and install buckets and segments. Install gear boxes. Repair and install gear boxes. work on shaker screens. Repaired and rebuilt Hammer Mills, Raw Mills, and Finish Mills to restore optimal functionality.
- Performed routine maintenance on machinery and equipment to ensure optimal performance.
- Diagnosed mechanical issues and conducted repairs on various systems and components.
- Collaborated with team members to troubleshoot equipment malfunctions effectively.
Project Manager / Supervisor
B&B Industrial Services
Fontana, California
05.2017 - 11.2019
- Led project planning and scheduling for multiple industrial service contracts.
- Managed cross-functional teams to ensure timely completion of projects.
- Coordinated with clients to gather project requirements and specifications.
- Developed and maintained project documentation, including comprehensive reports and detailed plans, to ensure alignment with project objectives. Supervised 10-man crew during plant outages, coordinating tasks to minimize downtime and ensure safety compliance.
General Maintenance Mechanic
Calportland Cement
Victorville, California
02.2015 - 05.2017
- Troubleshoot operating equipment; diagnose causes of equipment failure, Replace all types of bearings. Repair and rebuild FK pumps and compressors ,Bucket elevators. Finish Mills. Raw Mills. Crushers all cement plant equipment .
- Conducted routine inspections of machinery and equipment to identify maintenance needs and ensure reliable operation.
- Repaired mechanical systems to ensure optimal functionality and safety standards.
- Performed preventive maintenance on HVAC systems to ensure operational efficiency and compliance with safety standards.
Education
High School Diploma -
Victor Valley High School
Victorville, CASome College (No Degree) - Welding ,Blueprint Reading,Drafting
Victor Valley College
Victorville, CASkills
- Blueprint interpretation
- Conveyor installation
- Motor alignment
- Troubleshooting systems
- Equipment repairs
- Safety management
Timeline
General Maintenance Mechanic
Lonestar Sierra
01.2026 - Current
General Maintenance Mechanic
Cemex USA
12.2019 - 01.2025
Project Manager / Supervisor
B&B Industrial Services
05.2017 - 11.2019
General Maintenance Mechanic
Calportland Cement
02.2015 - 05.2017
High School Diploma -
Victor Valley High School
Some College (No Degree) - Welding ,Blueprint Reading,Drafting
Victor Valley College