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Core Assembly Jobs in Missouri (NOW HIRING)

$15 - $19/hr

Railcar Cleaning & Assembly Technician 1 is responsible for the overall cleaning, dismantle & final ... Set an example and conduct activities consistent with the core values of CFRS contributing to a ...

$15 - $19/hr

The Cleaning and Assembly Technician I role is responsible for the overall cleaning, dismantle ... Set an example and conduct activities consistent with the core values of CFRS, contributing to a ...

$15 - $19/hr

The Cleaning and Assembly Technician I role is responsible for the overall cleaning, dismantle ... Set an example and conduct activities consistent with the core values of CFRS, contributing to a ...

Assembly Lead

Springfield, MO · On-site

$39K - $50K/yr

What you can expect in this role (Job Responsibilities) While each day brings new opportunities at SPX, your core responsibilities will be: * Assembly and Fabrication * Identify parts using the build ...

Technician

Hazelwood, MO · On-site

$21.80 - $32.70/hr

Perform sub-assembly and final assembly acceptance test operations accurately and timely. * Perform ... Consistently upholds and reflects the core ethical principles and values that bioMerieux promotes.

Technician

Hazelwood, MO · On-site

$21.80 - $32.70/hr

Perform sub-assembly and final assembly acceptance test operations accurately and timely. * Perform ... Consistently upholds and reflects the core ethical principles and values that bioMerieux promotes.

Technician

Hazelwood, MO · On-site

$21.80 - $32.70/hr

Perform sub-assembly and final assembly acceptance test operations accurately and timely. * Perform ... Consistently upholds and reflects the core ethical principles and values that bioMerieux promotes.

ADAS Core Hardware Engineer

Dearborn, MO · On-site

$90 - $140/hr

Support Vehicle Operations activities to determine appropriate assembly and testing processes ... Core Competencies Demonstrates expertise in Hardware Design of E/E components, with a strong focus ...

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Core Assembly information

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 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 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 the key skills and qualifications needed to thrive as a core assembly worker?

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 popular job titles related to Core Assembly jobs in Missouri? For Core Assembly jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Core Assembly jobs in Missouri look for? The top searched job categories for Core Assembly jobs in Missouri are:
What cities in Missouri are hiring for Core Assembly jobs? Cities in Missouri with the most Core Assembly job openings:
Infographic showing various Core Assembly job openings in Missouri as of August 2026, with employment types broken down into 94% Full Time, and 6% Contract. Highlights an 100% In-person job distribution.

Railcar Cleaning & Assembly Technician 1 - 1st Shift

Sasser

On-site

$15 - $19/hr

Full-time

Re-posted 29 days ago


Job description

Recognized as one of the Best Places to Work in Chicago by Fortune Magazine and Great Place to Work, Sasser prides itself on supporting an employee-driven, opportunity-based culture that empowers, recognizes, and rewards its employees. From highly competitive benefits to exciting employee events to organic, grassroots philanthropy and volunteerism, Sasser is an awesome place to begin and grow your career. We are a transportation asset services and management company with roots dating to 1928. Sasser's subsidiary units are leaders in providing commercial- and industrial-focused rail, automotive, and containerized shipping solutions, including asset leasing, fleet administration management, asset repair and maintenance, and innovative technology services.


Sasser family of companies includes subsidiaries Chicago Freight Car Leasing, CF Rail Services, Moventum Fleet Management, Express 4x4 Truck Rental, and Falcon Lease. To learn more about what makes Sasser special, visit www.sasser.com.


This role supports our CF Rail Services team. Delivering the highest-quality railcar repairs quickly and safely with uncompromising customer service, CF Rail Services is a leading railcar repair and maintenance provider offering quality repair work for railroads, private car owners, lessors,contractsagents, and shippers across North America.

This position is for 1st shift.

Railcar Cleaning & Assembly Technician 1 is responsible for the overall cleaning, dismantle & final assembly of various types of railcars.

As a Railcar Cleaning & Assembly Technician 1, Here's What You Will Do:
  • Perform repairs such as, but not limited to, mechanical, grinding, cleaning, on various types of railcars as required.

  • Set up and operate various hand and power tools such as, but not limited to, pressure washer, grinders, torches, impact wrenches.

  • Maintain a high level of quality with an understanding of CFRS' quality assurance program.

  • Must learn develop a complete understanding of various railcars, components and billing repair cards.

  • Proficient in documenting work performed on work order, and record of additional repairs.

  • Keep work area in a clean and orderly manner so as to comply with CFRS, OSHA and environmental rules and regulations.

  • Contributes to team effort by accomplishing related results as needed.

  • Set an example and conduct activities consistent with the core values of CFRS contributing to a positive environment for communication, empowerment, and continuous improvement.

  • Learn and adhere to all CFRS safety procedures.

  • Learn the basic flow and logistics of railroad industry and repair business.

  • Documented training to set up and operate or drive equipment such as, but not limited to: forklift, man lift, skid loader.

  • Wear PPE in appropriate areas

Qualifications and Education requirement

  • Education/Formal Training (preferred, but not limited to): High school diploma or General Education Degree (GED); or one to three months related experience and/or training; or equivalent combination of education and experience.

  • Successfully pass the following courses with an 80% or higher score coordinated by CF Rail Management:

    • FRA Freight Car Safety Standards

    • Safety Data Sheets

Skills

Essential Skills:

  • Team player

  • Effective listening skills

  • Highly effective communication skills verbally and in writing

Language skills: Ability to read, analyze and interpret general business periodicals, professional journals, technical procedures, or governmental regulations in English.

Mathematical skills: Ability to add, subtract, multiply, and divide in all units of measure, using whole numbers, common fractions, and decimals.

Reasoning skills Ability to apply common sense understanding to carry out instructions furnished in written, oral, or diagram form. Ability to deal with problems involving several concrete variables in standardized situations.

Note: Responsibilities include the expectation to always act to support the interests of the department and organization and to perform other duties as assigned to ensure the successful achievement of departmental and company objectives.

Physical Demands

Work assignments involve standing, stooping, bending, kneeling, reaching, climbing, crawling, and crouching in strained and awkward positions for prolonged periods of time at various heights up to 20 feet. Uses hands, legs, and arms to climb vertical ladders to staging or suspended platforms. Lifts, carries, and sets up equipment and components that weigh up to 50 lbs. Employee must be medically certified to wear a respirator, as well as be able to wear respirators for prolonged periods of time.

  • Ability to operate electrical and pneumatic tools

  • Ability to operate heavy equipment (Cranes, Jacks)

  • Ability to operate Forklifts, Mobile Service Trucks, Boom Lifts

Work Environment

Work will be performed outdoors and indoors in all types of weather, on and around heavy equipment. The employee is regularly exposed to wet and/or humid conditions; moving mechanical parts; fumes or airborne particles and outside weather conditions. The noise level in the work environment is usually moderate to loud. May be required to work overtime and/or varied shifts to meet the demands of the business.

#CFRS

The Company provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.