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Job Description

The SR Maintenance Manager is responsible for leading all facility maintenance and engineering services within a fast-paced automotive manufacturing environment at GM Wentzville. This role oversees a unionized workforce and ensures safe, efficient, and reliable facility operations in a 24/7 production setting .

The position is accountable for operational performance, client partnership, financial management, and compliance with company, GM, and regulatory standards.

Job Responsibilities

+ Lead & Inspire: Manage and develop a unionized maintenance team in a fast-paced 24/7 environment, fostering strong labor relations and driving engagement, accountability, and performance.

+ Own Operations: Oversee all facility maintenance (electrical, HVAC, mechanical, plumbing), ensuring reliability through proactive maintenance and rapid troubleshooting.

+ Drive Performance: Leverage CMMS and KPIs to reduce downtime, improve efficiency, and support continuous improvement across the plant.

+ Partner with Leadership: Act as a trusted partner to GM plant leadership, aligning maintenance strategies with production goals and operational needs.

+ Deliver Results: Manage budgets, control costs, and identify opportunities to optimize labor, inventory, and overall maintenance spend.

+ Champion Safety: Lead a culture of safety excellence, ensuring full compliance with OSHA, environmental, and GM standards.

At Aramark, developing new skills and doing what it takes to get the job done make a positive impact for our employees and for our customers. In order to meet our commitments, job duties may change or new ones may be assigned without formal notice.

Qualifications

+ 5+ years of maintenance experience in industrial, manufacturing, or facilities environments.

+ 3+ years of leadership experience , managing union employees .

+ Experience supporting 24/7 operations in a high-volume, production-driven environment.

+ Bachelor's degree in engineering, facilities management, or related field preferred (or equivalent experience).

+ Strong knowledge of facility systems (HVAC, electrical, mechanical, plumbing) .Experience with CMMS systems and data-driven maintenance practices .

+ Demonstrated ability to lead teams, manage conflict, and work effectively in a union environment .

+ Strong financial acumen with experience managing budgets and performance metrics .Excellent communication, problem-solving, and organizational skills .

+ Ability to multi-task and prioritize in a fast-paced environment.

Education

About Aramark

Our Mission

Rooted in service and united by our purpose, we strive to do great things for each other, our partners, our communities, and our planet.

At Aramark, we believe that every employee should enjoy equal employment opportunity and be free to participate in all aspects of the company. We do not discriminate on the basis of race, color, religion, national origin, age, sex, gender, pregnancy, disability, sexual orientation, gender identity, genetic information, military status, protected veteran status or other characteristics protected by applicable law.

About Aramark

The people of Aramark proudly serve millions of guests every day through food and facilities in 15 countries around the world. Rooted in service and united by our purpose, we strive to do great things for each other, our partners, our communities, and our planet. We believe a career should develop your talents, fuel your passions, and empower your professional growth. So, no matter what you're pursuing - a new challenge, a sense of belonging, or just a great place to work - our focus is helping you reach your full potential. Learn more about working here at http://www.aramarkcareers.com or connect with us on Facebook , Instagram and Twitter .

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SR Maintenance Manager - General Motors

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SR Maintenance Manager - General Motors

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