Reliability engineer Jobs in Riverside, CA

Plant Reliability & Maintenance Operations Manager

Starting pay from $100,000 annually

About Thompson Pipe Group

Thompson Pipe Group is a privately held, family-led team of engineers, contractors, and manufacturers headquartered in Rialto, California. From modest beginnings, we’ve grown by continuously improving every generation of our products to meet the demands of critical infrastructure. Today, we’re the largest and most diverse provider of drainage, sanitary, pressure, and trenchless pipe solutions in North America, with manufacturing sites across the U.S. Learn more at www.thompsonpipegroup.com.

Your first 90 days: a day-in-the-life snapshot

You’ll take the helm of a multi-trade maintenance crew, setting priorities at the start of each shift, aligning work orders in our CMMS (e.g., MaintainX or similar), and ensuring the safe, reliable operation of plant machinery, heavy equipment, and our DOT-compliant fleet. Midday might find you troubleshooting an electrical fault, coordinating a welding repair, or advising on hydraulic/pneumatic systems—while mentoring technicians and reinforcing 5S standards. Before close, you’ll review KPIs, update budgets and records, and plan tomorrow’s work—always with safety and compliance at the forefront.

What you’ll lead and deliver

• Direct the maintenance program for industrial production assets, mobile/heavy equipment, industrial electrical, welding, and fleet compliance (DOT).
• Own the weekly plan/schedule, assigning work orders and tracking progress in a digital maintenance platform (e.g., MaintainX).
• Coach, train, and evaluate Maintenance Mechanics/Technicians; conduct performance reviews and apply corrective action when needed.
• Provide technical guidance across trades; interpret codes and regulations; champion safe work practices and site compliance with federal, state, and local requirements.
• Troubleshoot, repair, and rebuild equipment; oversee installs and upgrades; verify work quality against cost estimates and specifications.
• Manage purchasing and inventory for tools, parts, and supplies; obtain competitive quotes; maintain accurate labor, material, and work order records.
• Support 5S and continuous improvement initiatives across maintenance areas.
• Operate light trucks as needed to pick up or deliver parts and equipment.
• Maintain dependable attendance and adhere to all Company Safety policies and standards; perform other duties as assigned.

What you know

• Multi-discipline maintenance: mechanical, electrical, hydraulics, pneumatics, and welding.
• How to plan, lay out, schedule, and assign work across a maintenance team.
• Safe work practices, applicable codes/regulations, and proper storage/handling of tools and materials.
• Recordkeeping basics and the essentials of keeping equipment safe, clean, and inspection ready.
• Trade tools, methods, and techniques for both skilled and general maintenance.

How you work

• Perform journey-level diagnostics and repairs across plant equipment.
• Prioritize, schedule, delegate, and review work to meet deadlines and production needs.
• Train and direct personnel; communicate clearly (written and verbal) and interpret work orders for the team.
• Apply codes and rules; operate tools and equipment safely; calculate estimates with speed and accuracy.
• Work independently, manage time well, maintain records, and foster strong working relationships.
• Drive defensively and legally; perform hands-on tasks, including heavy physical labor and lifting.

Physical demands

• Prolonged standing, sitting, and walking in a plant environment.
• Clear communication using speech, vision, and hearing.
• Frequent use of hands for grasping and fine manipulation.
• Regular bending, squatting, crawling, climbing, and reaching.
• Ability to lift, carry, push, or pull up to 75 lbs.
• Work near moving machinery; exposure to temperature changes, dust, and fumes.

Qualifications

• High school diploma or GED required.
• Minimum of five (5) years of experience in one or more skilled trades.
• Valid driver’s license in the state of work.

Compensation & benefits

• Medical, Dental, and Vision (top-tier)
• Life and Supplemental Life insurance
• 401(k) with company match
• Paid Holidays
• Company events
• Training and development opportunities
• Employee discounts
• Clear career growth potential

Management may adjust or reassign responsibilities as business needs evolve. This description outlines the general scope of the role and is not an exhaustive list of all duties or skills required.

Legal and compliance

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions upon request.

An Equal Employment Opportunity (EEO) employer that welcomes all qualified applicants. Applicants will receive fair and impartial consideration without regard to race, sex, color, national origin, age, disability, veteran status, genetic data, gender identity, sexual orientation, religion or other legally protected status, or any other classification protected by federal, state, or local law.

Drug free workplace.

Based in the United States, applicants must be eligible to work in US without restrictions for any employer at any time; be able to pass a drug screen and background check.