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Sr Design Engineer Jobs in Missouri (NOW HIRING)

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm ... The Role We Want You For LJC is seeking an experienced Senior Design Coordinator to lead ...

Boeing Defense, Space & Security (BDS) is seeking a Senior Design and Analysis Engineer in St. Louis, MO , supporting a Phantom Works Fixed Wing Proprietary Program . You will be joining a fast-paced ...

Perform basic engineering calculations under the supervision of senior staff. * Conduct site visits and field investigations as needed to support design efforts. * Support permitting and approval ...

Perform basic engineering calculations under the supervision of senior staff. * Conduct site visits and field investigations as needed to support design efforts. * Support permitting and approval ...

Showing results 21-40

Sr Design Engineer information

See Missouri salary details

$66.1K

$126.2K

$182.9K

How much do sr design engineer jobs pay per year?

As of Sep 2, 2026, the average yearly pay for sr design engineer in Missouri is $126,234.00, according to ZipRecruiter salary data. Most workers in this role earn between $100,800.00 and $147,700.00 per year, depending on experience, location, and employer.

What is a Sr Design Engineer?

Sr Design Engineers are experienced professionals responsible for leading the design and development of products, systems, or components within an engineering team. They oversee the design process, ensuring projects meet technical specifications, regulatory standards, and budget constraints. Sr Design Engineers often mentor junior engineers, collaborate with cross-functional teams, and use advanced software tools for modeling and analysis. Their expertise helps drive innovation and ensures the successful delivery of complex engineering projects.

What are the key skills and qualifications needed to thrive as a Sr Design Engineer?

To thrive as a Sr Design Engineer, you need a strong background in mechanical or electrical engineering, advanced problem-solving skills, and a relevant engineering degree, often with several years of industry experience. Expertise in CAD software (such as SolidWorks or AutoCAD), simulation tools, and familiarity with manufacturing processes are typically required, along with certifications like PE or Six Sigma being advantageous. Leadership, collaboration, and effective communication are vital soft skills for guiding teams and managing complex projects. These competencies are crucial to ensure innovative, reliable designs that meet technical requirements and project goals.

What are some common challenges faced by Sr Design Engineers, and how can they be addressed?

Sr Design Engineers often encounter challenges such as balancing innovative design solutions with cost and manufacturability constraints, managing multiple projects simultaneously, and ensuring effective communication across multidisciplinary teams. To address these challenges, it's important to stay current with industry tools and best practices, regularly collaborate with manufacturing and quality departments, and prioritize clear documentation. Developing strong project management and interpersonal skills can also help streamline workflow and reduce project bottlenecks.

What is the difference between Sr Design Engineer vs Design Engineer?

AspectSr Design EngineerDesign Engineer
Required CredentialsBachelor's degree in engineering, 3+ years experience, possibly professional engineering licenseBachelor's degree in engineering or related field, entry to mid-level experience
Work EnvironmentDesign teams, R&D departments, manufacturing settingsDesign teams, project-based environments, product development
Employer & Industry UsageManufacturing, aerospace, automotive, electronicsSimilar industries, often as entry to mid-level roles

The main difference between a Sr Design Engineer and a Design Engineer lies in experience and responsibility. A Sr Design Engineer typically has more years of experience, takes on complex projects, and may mentor junior staff. In contrast, a Design Engineer is often in an earlier career stage, focusing on executing design tasks under supervision. Both roles are essential in product development, but the Sr Design Engineer plays a leadership role in design innovation and project management.

How much does a senior design engineer get paid?

A senior design engineer's average salary typically ranges from $80,000 to $130,000 annually, depending on experience, industry, and location. They often have advanced skills in CAD software and engineering principles, which can influence compensation levels.

What cities in Missouri are hiring for Sr Design Engineer jobs?

Cities in Missouri with the most Sr Design Engineer job openings:

Infographic showing various Sr Design Engineer job openings in Missouri as of August 2026, with employment types broken down into 91% Full Time, 7% Part Time, and 2% Contract. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution, with an average salary of $126,234 per year, or $60.7 per hour.

Sr. Design Engineering Manager

American Plastics

Jefferson City, MO

Full-time

Medical, Dental, Retirement, PTO

Posted 12 days ago


Job description

Full-time

Description

American Plastics, headquartered in St. Louis, Missouri, is a leading designer and manufacturer of innovative plastic-injection molded products for the household & garage storage and commercial cleaning end-markets.

We are seeking a skilled Sr. Design Engineer specializing in plastics to join our team at our Innovation Center, in Jefferson City, MO. This position will lead a team of  design engineers  and  will be responsible for designing and developing plastic components and products, ensuring functionality, manufacturability, and cost-effectiveness. The role involves collaborating with cross-functional teams, utilizing CAD software, and staying updated on industry trends and technologies. This position will report to the Vice President of Engineering.

· Product Design: Conceptualize, design, and develop plastic components and products according to project requirements, considering factors such as functionality, aesthetics, manufacturability, and cost-effectiveness.

· CAD Modeling: Utilize CAD software (e.g., SolidWorks, CATIA) to create detailed 3D models and 2D drawings of plastic parts and assemblies.

· Prototyping: Oversee the prototyping process, including selecting appropriate materials, collaborating with prototype technicians, and validating designs for fit, form, and function.

· Material Selection: Evaluate and select suitable plastic materials based on performance requirements, environmental factors, and cost considerations.

· Design Optimization: Continuously improve designs for efficiency, performance, and cost reduction through analysis, simulation, and testing.

· Manufacturability: Collaborate with manufacturing teams to ensure designs are optimized for production processes such as injection molding, extrusion, and thermoforming.

· Quality Assurance: Work closely with quality control teams to establish and implement quality standards for plastic components and products, ensuring compliance with industry regulations.

· Documentation: Prepare and maintain comprehensive design documentation, including technical drawings, specifications, and design change records.

· Cross-functional Collaboration: Collaborate effectively with cross-functional teams including product management, manufacturing, quality assurance, and procurement to achieve project goals and deadlines.

· Research and Innovation: Stay updated on industry trends, emerging technologies, and best practices in plastic design, and incorporate innovative solutions into product development processes.

Requirements

• Bachelor’s degree in mechanical or plastics Engineering

• Excellent at leading and developing a team

• Experience of hands-on injection molding experience a plus.

• 7 + Years experience with Product Design of plastic injection molded products

• SolidWorks knowledge.

• Experience with prototyping techniques and rapid iteration processes.

• Excellent problem-solving skills and attention to detail.

• Effective communication and collaboration skills with the ability to work in cross-functional teams.

• Familiarity with design for manufacturability (DFM) and design for assembly (DFA) principles.

• Ability to prioritize tasks and manage multiple projects simultaneously.

• Strong communication skills.

If you are interested in joining the American Plastics team and want to work in a fast-paced, progressive environment, we want to hear from you. We offer a competitive salary, full benefit package including medical/dental, 401k, and paid vacation.