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Position Summary

We are currently seeking an experienced Diesel Mechanic to join a growing industrial maintenance team in Lost Hills, CA. This is a senior-level, temp-to-hire opportunity for a skilled mechanic with extensive experience maintaining and repairing heavy equipment and industrial machinery.

The ideal candidate will have advanced troubleshooting abilities, experience with diesel engines, hydraulic, electrical, and electronic systems, and the ability to lead major repair projects while mentoring junior mechanics.

Responsibilities

• Diagnose and repair diesel engines, hydraulic systems, powertrains, electrical systems, and electronic controls.
• Rebuild and overhaul transmissions, axles, hydraulic pumps, motors, gearboxes, and rotating equipment.
• Troubleshoot computerized control systems, sensors, wiring, ECUs, PLCs, and other electronic components.
• Perform preventive and predictive maintenance to maximize equipment reliability and minimize downtime.
• Lead complex repair projects while coordinating with operators, mechanics, and supervisors.
• Maintain accurate maintenance records, repair documentation, and parts inventory.
• Identify recurring equipment failures and recommend long-term reliability improvements.
• Train and mentor Mechanic I and Mechanic II team members.
• Ensure compliance with all company safety policies, environmental regulations, PPE requirements, and hazardous material handling procedures.
• Assist with welding, fabrication, and equipment modifications as needed.

Requirements

• High school diploma or equivalent (technical certifications preferred).
• Minimum of 5 years of industrial maintenance or heavy equipment mechanic experience.
• Strong knowledge of diesel engines, hydraulics, electrical systems, electronics, and mechanical repairs.
• Experience using computerized diagnostic software and specialized repair equipment.
• Ability to troubleshoot complex equipment failures independently.
• Strong leadership, communication, and documentation skills.
• Valid California driver's license.
• Must pass a drug screen and physical.

Preferred Qualifications

• Welding and fabrication experience.
• Experience with PLCs, VFDs, automation, or industrial control systems.
• Familiarity with vibration analysis, thermography, oil analysis, or predictive maintenance programs.
• Experience mentoring or supervising maintenance personnel.
• Heavy equipment, fleet, or industrial recycling maintenance experience.

Commitment to Diversity: As an equal opportunity employer committed to meeting the needs of a multi-generational and multicultural workforce, Key Staffing recognizes that a diverse staff, reflective of our community, is an integral and welcome part of a successful and ethical business. We hire local talent at all levels regardless of race, color, religion, age, national origin, gender, gender identity, sexual orientation, or disability and actively foster inclusion in all forms both within our company and across interactions with clients, candidates, and partners. 

If this position caught your eye, send us your resume! For best consideration, include the job title and source where you found this position in the subject line of your email to msalas@hirekeystaff.com