Maintenance Supervisor

About NewBasis

At NewBasis, we manufacture high-quality composite infrastructure products designed to support utility, municipal, and industrial applications. We foster a safety-first, fast-paced manufacturing environment focused on operational excellence, teamwork, and continuous improvement.

Position Overview

We are seeking an experienced Maintenance Supervisor to lead our facility maintenance team in Riverside, CA for our second shift. In this role, you will oversee preventive and corrective maintenance, troubleshoot mechanical and electrical systems, maintain facility infrastructure, and ensure strict adherence to OSHA and company safety protocols. The ideal candidate brings strong technical expertise, hands-on leadership skills, and a commitment to minimizing downtime while maximizing plant efficiency.   

Key Responsibilities

• Supervise, assign, and audit daily tasks for the maintenance team to ensure compliance with company procedures and standards.   

• Schedule and execute preventive and corrective maintenance on production equipment and facility infrastructure.   

• Troubleshoot mechanical, electrical, pneumatic, and hydraulic systems.   

• Oversee plant infrastructure systems, including dust collection, compressed air, and electrical distribution.   

• Enforce OSHA regulations and company safety procedures, including Lockout/Tagout (LOTO).   

• Manage spare parts inventory to ensure equipment availability and minimize production downtime.   

• Respond rapidly to emergency equipment breakdowns and direct repair efforts.   

• Support and enforce Standard Operating Procedures (SOPs) and Preventive Maintenance (PM) documentation.   

• Collaborate with Production, Quality, and Engineering teams to optimize machinery performance.   

• Perform other duties as assigned by management.   

Requirements & Qualifications

• Experience: Minimum 2 years of maintenance experience in a manufacturing environment.   

• Leadership: Proven leadership abilities with strong interpersonal and communication skills.   

• Technical Skills: Strong working knowledge of industrial manufacturing equipment, ability to read schematics and technical manuals, and hands-on troubleshooting experience.   

• Safety Knowledge: Familiarity with OSHA safety standards and strict adherence to LOTO protocols.   

• Infrastructure: Experience maintaining facility infrastructure systems and managing equipment upgrades.   

• Flexibility: Ability to work flexible hours and varying shifts as needed to support business operations.   

• Education: Technical certification or related degree preferred.   

Working Conditions & Physical Demands

• Physical Requirements: Ability to stand, walk, and squat for more than 90% of shift; sit, climb, balance, stoop, kneel, crouch, or crawl for more than 50% of shift; lift/move up to 50 pounds with assistance.   

• Work Environment: Fast-paced production facility with exposure to high noise levels and industrial machinery.   

NewBasis provides equal employment opportunities to all applicants and employees without regard to race, color, religion, sex, sexual orientation, age, national or ethnic origin, veteran or military status, disability, or any other protected status under the law. If you require reasonable accommodation during the application process, please contact Human Resources