Maintenance Supervisor

Job Info

• Job Identification 116951
• Job Category Operations
• Posting Date 04/08/2026, 12:00 AM
• Locations 1425 Acacia Ave, Fullerton, CA, 92831, US (On-site)
• Job Schedule Full time
• Export-Controlled Data This position entails access to export-controlled items and employment offers are conditioned upon an applicant's ability to lawfully obtain access to such items

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Responsibilities

Position Overview:

Reporting to the Maintenance Manager, the Maintenance Supervisor is responsible for leading daily maintenance operations in a high-precision aerospace manufacturing environment, with primary responsibility for supporting CNC machining centers and related production equipment at our Fullerton, CA location.

This role ensures maximum equipment uptime, safe maintenance practices, and compliance with aerospace quality and California safety regulations. The Maintenance Supervisor provides hands-on technical leadership while developing a preventive maintenance culture that supports production schedules and continuous improvement.

Key Responsibilities:

' Supervise maintenance support for CNC machines, including lathes, mills, multi-axis machining centers, and related automation.

' Troubleshoot mechanical, electrical, hydraulic, and pneumatic systems to minimize downtime.

' Coordinate emergency repairs and prioritize work orders based on production needs.

' Support machine installations, moves, and commissioning of new equipment.

' Work with vendors and OEMs for advanced troubleshooting and service support.

' Develop, implement, and monitor preventive maintenance (PM) schedules for CNC and facility equipment.

' Track PM completion and equipment reliability metrics.

' Analyze downtime trends and implement corrective actions to reduce repeat failures.

' Maintain maintenance documentation in CMMS or tracking systems.

' Supervise and schedule maintenance technicians across shifts, as applicable.

' Provide technical coaching and on-the-job training.

' Enforce safety procedures, lockout/tagout (LOTO), and PPE requirements.

' Participate in hiring, onboarding, and performance management of maintenance staff.

' Ensure compliance with Cal/OSHA regulations and company safety policies.

' Support aerospace quality requirements (AS9100/ISO) related to equipment control and calibration.

' Participate in safety investigations and corrective action plans.

' Ensure maintenance activities do not compromise product quality or traceability.

Assume additional responsibilities as required.

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Qualifications

Basic Qualifications:

' Minimum 5 years of experience as a Manufacturing Supervisor, Manufacturing Engineer or equivalent role.

' Minimum 5 years of Supervisor/Leadership experience in a manufacturing setting.

' Ability to read and decipher drawings, procedures, and GD&T.

' 'Strong working knowledge of preventive maintenance systems and/or programs.

' Must be well organized, ability to work in a fast paced-environment and work well under pressure.

' Attendance and punctuality at work are essential functions of this position.

' Proficient with Microsoft Office products (Excel, Project, Word, Outlook).

' Aerospace and/or Defense industry experience

' Employees must be legally authorized to work in the United States. Verification of employment eligibility will be required at the time of hire. Visa sponsorship is not available for this position.

Salary Range:

The base pay range for this position in California is $78,600 - $118,000/year. Pay is based on market location and may vary depending on job-related knowledge, skills, and experience. A sign-on payment may be provided as part of the compensation package, in addition to a full range of medical, financial, and/or other benefits, dependent on the position offered.

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About Us

Howmet Aerospace Inc. (NYSE: HWM), headquartered in Pittsburgh, Pennsylvania, is a leading global provider of advanced engineered solutions for the aerospace and transportation industries. Our primary businesses focus on jet engine components, aerospace fastening systems, titanium structural parts and forged wheels. With $8.3 Billion in revenue in 2025, our products play a crucial role in enabling fuel efficiency and lightweighting, contributing to our customers' success and making a positive impact on the world. To learn more about the way Howmet Aerospace Inc. is advancing the sustainability of our customers, markets, and communities where we operate, review the 2025 Environmental Social and Governance report at Follow: LinkedIn, Twitter, Instagram, Facebook, and YouTube.

Equal Opportunity Employer:

Howmet is proud to be an Equal Employment Opportunity employer. We are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or other applicable legally protected characteristics.

If you need assistance to complete your application due to a disability, please email View email address on click.appcast.io

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About the Team

Howmet Fastening Systems (HFS) is a business unit of Howmet Aerospace, headquartered in Torrance, California. We hold the number one global position in aerospace fastening systems, and we're the North American leader in commercial transportation fasteners. Our high-tech, multi-material fastening systems are found nose to tail on aircraft and aerospace engines. Our products are also critical components of industrial gas turbines, automobiles, commercial transportation vehicles, and construction and industrial equipment.