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Core Assembly Jobs in Michigan (NOW HIRING)

Sinto America Inc

Assembly Supervisor

Grand Ledge, MI · On-site

Sinto America is comprised of seven primary segments, including Foundry Mold and Core Making, Sand ... Roberts Sinto is currently seeking a hands-on, Assembly Supervisor to lead our team in building ...

CRP Industries

ASSEMBLY TECHNICIAN I

Ann Arbor, MI · On-site

$17 - $21.50/hr

Core Intake and inspection * Disassembly/assembly Part: * Properly identify components by using the website and tech sheet. * Break down components while keeping parts in an organized matter.

Staffing Inc.

Be Seen First

Assembly - $18.69/hr -2nd/3rd shift

Saranac, MI · On-site

$18.69/hr

Plastic Injection Molding Assembly Benefits: * $18.69/hr for 2nd/3rd shift * Excellent culture and ... Built on shared core values of excellence, honesty, respect, open communication, empowerment ...

Workbox Staffing

Assembly

Howard City, MI · On-site

$16/hr

What You'll Be Doing As an Assembler, your core responsibilities will include: * Wire Harness Assembly : Using a utilized screw gun and solder to assemble medium to large wire harnesses for the ...

Workbox Staffing

Assembly

Grand Rapids, MI · On-site

$16 - $18/hr

What You'll Be Doing As a Assembler, your core responsibilities will include: * Read and follow assembly instructions, blueprints, or schematics * Assemble parts or components into finished products ...

Workbox Staffing

Assembly

Clare, MI · On-site

$16.50/hr

What You'll Be Doing As an Assembler, your core responsibilities will include: * Component Positioning: Positioning parts according to the work order and blueprints. * Assembly: Fastening parts ...

Workbox Staffing

Assembly

Hersey, MI

$15/hr

What You'll Be Doing As an Assembler , your core responsibilities will include: * Assembling ... Wire harness and component assembly: Assemble wire harnesses, electronic panels, and outlets with ...

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Core Assembly information

What are the key skills and qualifications needed to thrive as a Core Assembly worker, and why are they important?

To thrive as a Core Assembly worker, you need manual dexterity, attention to detail, basic mechanical aptitude, and often a high school diploma or equivalent. Familiarity with assembly line tools, blueprints, and quality control systems is typically required, and some positions may prefer certifications in manufacturing or safety. Strong teamwork, problem-solving, and time management skills help individuals excel in fast-paced production environments. These competencies are crucial for ensuring efficient, accurate, and safe assembly of components, directly impacting product quality and operational productivity.

What are some common challenges faced in a Core Assembly role and how can they be overcome?

Core Assembly professionals often encounter challenges such as maintaining high precision under tight deadlines and adapting to frequent changes in production schedules. Ensuring quality while assembling intricate components requires strong attention to detail and adherence to safety standards. Effective communication with team members and cross-department collaboration can help resolve issues quickly and minimize downtime. Continuous learning and staying updated on new assembly techniques or equipment can also help overcome these challenges and enhance job performance.

What is core assembly?

Core assembly refers to the process of constructing the core components used in manufacturing, most commonly in foundries for metal casting. Workers in core assembly build sand or ceramic cores and molds that shape the internal cavities of metal parts during casting. The job requires attention to detail, precision, and knowledge of safety procedures to ensure quality and consistency in the final products. Core assembly is essential in industries such as automotive, aerospace, and machinery manufacturing. Technicians often use hand tools, machines, and specialized adhesives or coatings as part of the assembly process.

What is the difference between Core Assembly vs Machinist?

AspectCore AssemblyMachinist
Required CredentialsHigh school diploma or equivalent; some certifications in assembly or manufacturingHigh school diploma; technical certifications or apprenticeships often preferred
Work EnvironmentFactories, assembly lines, manufacturing plantsMachine shops, manufacturing facilities, workshops
Industry UsageAutomotive, aerospace, electronics manufacturingMetalworking, aerospace, automotive industries

Core Assembly involves assembling components into finished products, focusing on precision and following detailed instructions. Machinists operate and maintain machine tools to produce metal parts, requiring technical skills and knowledge of machining processes. While both roles are essential in manufacturing, Core Assembly emphasizes assembling parts, whereas Machinists focus on creating parts through machining processes.

What are popular job titles related to Core Assembly jobs in Michigan? For Core Assembly jobs in Michigan, the most frequently searched job titles are:
What job categories do people searching Core Assembly jobs in Michigan look for? The top searched job categories for Core Assembly jobs in Michigan are:
What cities in Michigan are hiring for Core Assembly jobs? Cities in Michigan with the most Core Assembly job openings:
Core Assembly jobs near you
Assembly Supervisor

Assembly Supervisor

Sinto America Inc

Grand Ledge, MI • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 13 days ago

Job description

Who We Are

Roberts Sinto Corporation, in Grand Ledge MI is part of the Sinto America Group of companies, the North American subsidiary of Sintokogio, Ltd., a worldwide family of companies with a global reputation for excellence in the manufacturing industry.

Sinto America offers innovative, top-class solutions to meet the needs of our customers and industries, with operating companies dedicated to providing superior customer service through practical, cost effective and technologically advanced equipment and service solutions across North America.

Sinto America is comprised of seven primary segments, including Foundry Mold and Core Making, Sand Processing, Bulk Material Handling, Automation, 3D Ceramic Printing, Surface Treatment, and Surface Technologies.

Roberts Sinto Corporation is a leading company in the design and manufacture for foundry, surface treatment and material handling markets. Founded over 50 years ago, Roberts Sinto began as an engineering and manufacturing firm with an emphasis on equipment for the foundry industry. As the industries have evolved, Roberts Sinto has developed and refined its capabilities to offer a broad range of services and equipment for all industrial applications.

Roberts Sinto is currently seeking a hands-on, Assembly Supervisor to lead our team in building heavy industrial equipment and systems in Grand Ledge, MI.

What You Will Do

This is a working supervisor role, meaning the Assembly Supervisor is actively involved in the day-to-day assembly of machinery on the production floor, while also providing leadership, direction, and accountability for the team. The supervisor leads by example—building, troubleshooting, and problem-solving alongside their employees.

This role is responsible for overseeing daily operations, ensuring production efficiency, maintaining quality standards, and fostering a safe, organized, and productive work environment.

Hands-On Production Leadership
  • Work directly on the production floor assembling heavy industrial machinery and systems alongside team members
  • Lead by example by demonstrating proper assembly methods, sequencing, safety practices, and quality standards
  • Assist with complex or critical assembly tasks, troubleshooting, and fit-up issues
  • Support equipment run-offs, testing, and disassembly for shipment
Operational Leadership & Planning
  • Plan, prioritize, and oversee daily assembly operations while remaining actively engaged in hands-on work
  • Review blueprints/prints and determine manpower, materials, and tooling needs
  • Assign and schedule work to meet production goals and deadlines
  • Coordinate closely with other departments, including Controls Assembly and Pre-Assembly
Team Leadership & Development
  • Supervise, train, and support a team of 5–15 employees (plus temporary staff as needed)
  • Provide on-the-job coaching, technical guidance, and performance feedback
  • Actively mentor team members by working alongside them and reinforcing best practices
  • Address employee concerns and promote a positive, productive work environment
Process Improvement & 5S
  • Lead and actively participate in 5S initiatives on the production floor
  • Identify inefficiencies and implement continuous improvement solutions
  • Establish and track performance metrics to improve efficiency, safety, and quality
Quality, Systems, Safety & Compliance
  • Ensure proper assembly processes and sequencing are followed
  • Troubleshoot equipment issues and collaborate with engineering and manufacturing teams
  • Ensure effective use of ERP systems (Syteline) and job tracking tools
  • Maintain equipment usage and preventive maintenance practices
  • Enforce safety standards and ensure compliance with ISO quality requirements

What We Want From You

Education & Experience
  • High school diploma or equivalent
  • 3–5 years of hands-on assembly experience, with supervisory or lead experience preferred
  • Demonstrated experience working directly on industrial or heavy equipment assemblies
Preferred
  • Prior experience as a working lead or working supervisor
  • Leadership training, seminars, or relevant industry exposure
Skills and Abilities
  • Strong hands-on mechanical aptitude and technical problem-solving skills
  • Ability to read and interpret blueprints, schematics, and technical documents
  • Proven ability to lead by example on the production floor
  • Effective communication across departments and with vendors
  • Working knowledge of mathematical concepts (ratios, geometry, basic statistics)
  • Ability to analyze and resolve problems using written, oral, diagram, or schedule-based instructions
Physical Requirements
  • While performing the duties of this job, the employee is frequently required to stand, walk, and work on the production floor; use hands to handle tools, equipment, and materials; and communicate verbally. The employee must be able to lift and/or move up to 50 pounds unassisted. Specific vision abilities required include close vision, depth perception, and the ability to adjust focus.

Work Environment

  • While performing the duties of this job, the employee is occasionally exposed to moving mechanical parts, airborne particles, extremes of heat and cold, and risk of electrical shock. The noise level in the work environment is usually moderate.

The Benefits of Joining Our Team

Because we seek to hire the best people, we work hard to provide benefits that make their lives better, so we offer a comprehensive benefit program, which features:

  • Health coverage for Medical, Dental and Vision plans
  • 401(k) plan in with a generous company match and profit sharing
  • Financial protection through short term and long term disability, life insurance up to $50k of an employee’s base salary, and accidental death & dismemberment insurance plans, at 100% company cost
  • Tax advantages through flexible spending accounts that allow you to pay for specific health-care and dependent care expenses with pre-tax dollars
  • Generous paid time off program in which the benefits increase along with your tenure with the company, as well as paid sick time
  • 100% company paid Employee Assistance Program (EAP), which covers family and marriage counseling, addiction counseling, will prep and financial support.
  • Tuition reimbursement.

When you join our team, you do more than simply switch companies to progress your career. You become part of our team, a group of talented individuals who drive business success.

Learn More About Us

https://sintoamerica.com/companies/roberts-sinto-corporation/