Demo

Maintenance Supervisor

Seyer Industries Inc.
St Peters, MO Full Time
POSTED ON 8/24/2026
AVAILABLE BEFORE 10/24/2026

Take the lead in a hands-on maintenance leadership role where you'll drive equipment reliability, mentor skilled technicians, and make a direct impact on daily operations. Join a team that values accountability, continuous improvement, and your ability to turn challenges into results.

 

WE OFFER GREAT BENEFITS!

  • Attractive Monthly Manufacturing Performance Incentives!
  • Year-round climate-controlled work environment
  • Weekly payroll
  • Start accruing vacation from day one! Accrued each pay period, you will receive 96 hours of paid time off in your first year!
  • Anniversary paid day off awarded each year.
  • Nine (9) paid holidays including the day after Thanksgiving, Christmas Eve, and New Year's Eve.
  • Complete benefits package including Health, Dental, Vision, and Voluntary Life.
  • Benefits Paid by Seyer Industries: HealthiestYou (Teledoc services), Basic Life Insurance, Accidental Death and Dismemberment, Employer Assistance Program (EAP), Short-term disability, Long-term disability, and Parental Leave.
  • 401(k) with employer match - Seyer Industries will match 100% of the first 3% of pay you contribute to the plan; plus 50% of next 2% contributed.

 

Leadership Responsibilities:

  • Achieves results using Seyer's Core Values in daily operations
  • Mentors and develops technicians to improve technical capability, troubleshooting proficiency, and equipment ownership.
  • Provides hands-on guidance, coaching, and feedback to promote accountability, safety, and continuous improvement.
  • Promotes collaboration and communication across shifts and with other departments.
  • Maintains a calm, solutions-oriented presence during high-pressure situations.
  • Champions management initiatives, ensuring department goals and directives are implemented effectively on the floor.
  • Support project execution by reinforcing priorities, timelines, and accountability within the team, ensuring alignment with project objectives and milestones.

 

Principle Responsibilities:

  • Executes operational and strategic plans through effective scheduling, coordination, and supervision of maintenance personnel.
  • Oversees daily preventive and corrective maintenance activities to ensure equipment reliability and facility readiness
  • Provides hands-on technical support and mentorship-guiding team members through complex troubleshooting and repair procedures.
  • Ensures all maintenance work follows safety and quality standards.
  • Assists in the development and training of new hires and cross-training of existing staff.
  • Tracks completion of work orders, preventive maintenance, and service requests; ensures documentation is accurate and timely.
  • Identifies improvement opportunities and communicates them to the Maintenance Manager for consideration in continuous improvement initiatives.
  • Supports the company's Lean and 6S initiatives, ensuring organized, efficient, and safe work environments.
  • Coordinates with production supervisors, planning, and quality departments to minimize downtime and align maintenance efforts with production priorities.

 

  • Works with vendors and contractors under the direction of the Maintenance Manager to facilitate service calls, parts procurement, and external repairs.
  • Monitors team performance, attendance, and safety compliance, and provides feedback to management as needed.
  • Oversees facility infrastructure maintenance including HVAC systems, compressed air systems, electrical distribution, plumbing, and general building utilities to ensure reliable plant operations.
  • Coordinates facility repairs and improvements such as lighting, roofing, foundations, doors, floors, and other building systems that impact safety, equipment reliability, or production flow.
  • Supports infrastructure upgrades and capital projects by coordinating internal resources, vendors, and contractors, tracking progress against schedule, and ensuring projects are completed safely and efficiently.
  • Performs routine facility inspections to identify safety risks, maintenance needs, and improvement opportunities affecting equipment, infrastructure, or work environment.
  • Assists in planning and execution of maintenance and facility projects, including defining scope, coordinating resources, and supporting timeline development.
  • Tracks project progress, communicates status updates, and helps ensure projects are completed on time and within defined scope.
  • Supports documentation of project work, including updates to SOPs, maintenance standards, and system records.

ABOUT SEYER INDUSTRIES

Founded in 1957, Seyer Industries is a small business located in St. Peters, Missouri, specializing in high-complexity machined parts and assemblies for the aerospace and maritime industries. Seyer is a turnkey supplier with extensive capabilities, including CNC machining, design engineering, mechanical assembly, chemical processing, painting, kitting, welding, and NADCAP-certified penetrant and magnetic particle inspection. Our team is comprised of individuals proudly committed to the objectives of quality and productivity.

All job offers are contingent on the successful completion of a pre-employment drug test and background check.

EOE disability/veteran - We are an Equal Opportunity Employer and do not discriminate. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

 

Salary.com Estimation for Maintenance Supervisor in St Peters, MO
$85,980 to $108,188
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