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Assistant Design Engineer Jobs in Missouri (NOW HIRING)

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Drafter / Designer / CAD Specialist I Status: Exempt Division: Corporate Reports to: Engineering ... Assist engineering with documentation of construction procedures and best practices. ยท Assist ...

Purpose Seeking Engineers to fill position in our Transmission and Distribution Line Design Team ... With some guidance, will prepare models, perform route selection, assist with right-of-way ...

Purpose Seeking Engineers to fill position in our Transmission and Distribution Line Design Team ... With some guidance, will prepare models, perform route selection, assist with right-of-way ...

Experienced Substation Design Engineer

Saint Louis, MO ยท On-site +1

$92K - $117K/yr

... Assist with the research, design, concept development, and construction of transmission and ... Perform professional electrical engineering work relating to the design of substation physical ...

Experienced Substation Design Engineer

Saint Louis, MO ยท On-site

$92K - $117K/yr

... Assist with the research, design, concept development, and construction of transmission and ... Perform professional electrical engineering work relating to the design of substation physical ...

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Assistant Design Engineer information

See Missouri salary details

$31K

$83.3K

$126.2K

How much do assistant design engineer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for assistant design engineer in Missouri is $83,252.00, according to ZipRecruiter salary data. Most workers in this role earn between $66,100.00 and $98,000.00 per year, depending on experience, location, and employer.

What does an assistant design engineer do?

An Assistant Design Engineer supports senior engineers in creating and developing designs for products, structures, or systems. Their tasks often include preparing technical drawings, conducting research, creating prototypes, and assisting with testing and analysis. They use computer-aided design (CAD) software to create models and work closely with other team members to ensure designs meet project requirements and safety standards. This role is typically an entry-level position that provides valuable experience in engineering design and project management.

What are the key skills and qualifications needed to thrive as an assistant design engineer, and why are they important?

To thrive as an Assistant Design Engineer, you need a solid understanding of engineering principles, CAD software proficiency, and a relevant engineering degree. Familiarity with design tools like AutoCAD, SolidWorks, or CATIA and knowledge of industry standards or certifications such as EIT (Engineer-in-Training) are typically required. Attention to detail, problem-solving abilities, and strong teamwork and communication skills make candidates stand out in this role. These competencies are essential to ensure precise, innovative design solutions and effective collaboration within multidisciplinary engineering teams.

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

AspectAssistant Design EngineerDesign Engineer
QualificationsBachelor's degree in engineering or related field; some certificationsBachelor's or higher in engineering; often more experience
Work EnvironmentSupport role in design teams, assisting senior engineersLead or primary role in designing projects, overseeing technical details
ResponsibilitiesAssist in creating designs, preparing drawings, and conducting researchDevelop and finalize designs, review technical specifications, and coordinate with manufacturing

The main difference between an Assistant Design Engineer and a Design Engineer lies in responsibility level and experience. Assistant Design Engineers support the design process and gain experience, while Design Engineers take on more complex tasks and lead design projects. Both roles require similar educational backgrounds, but Design Engineers typically have more hands-on experience and responsibility.

What are some common challenges assistant design engineers face when transitioning from academic projects to professional engineering environments?

Assistant Design Engineers often find that transitioning from academic projects to real-world engineering roles involves adapting to tighter deadlines, larger teams, and stricter compliance with industry standards. Unlike classroom assignments, professional projects require precise documentation, coordination with other departments such as manufacturing and quality assurance, and adherence to budget constraints. Embracing collaborative tools and clear communication is essential, as is being open to feedback from senior engineers to grow technically and professionally.
What are the most commonly searched types of Design Engineer jobs in Missouri? The most popular types of Design Engineer jobs in Missouri are:
What are popular job titles related to Assistant Design Engineer jobs in Missouri? For Assistant Design Engineer jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Assistant Design Engineer jobs in Missouri look for? The top searched job categories for Assistant Design Engineer jobs in Missouri are:
What cities in Missouri are hiring for Assistant Design Engineer jobs? Cities in Missouri with the most Assistant Design Engineer job openings:

Design Engineer III, Substation Engineering

Asplundh Engineering Services, LLC

Saint Louis, MO โ€ข Hybrid

$95K - $121K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted yesterday


Job description

EPS Engineering Services, a member of the Asplundh federation of companies, is hiring for a Design Engineer III, Substation Engineering, for our Maryland Heights, MO location! 
 
EPS is a national leader in transmission & distribution engineering, protection & control, power system studies, SCADA/automation, and turnkey project delivery. With engineering teams across the country, we design systems that keep the electric grid reliable and resilient.
 
EPS cares about our employees and offers a generous benefits package including: 
  • Competitive pay
  • Paid Time Off
  • Paid short term and long-term disability
  • Medical, vision, and dental benefits
  • 401k
  • Health Savings Account
 
Are you ready to start our career with us?
 
What Youโ€™ll Do
As a Design Engineer III, Substation Engineering, you will play a key role in delivering high-quality substation engineering solutions for clients across the U.S. Youโ€™ll contribute to complex energy infrastructure projects while collaborating with multidisciplinary teams and building your path toward technical leadership.
 
In this role, you will design and support projects across transmission, distribution, generation, and industrial sectors, helping shape reliable, resilient power systems for the future.
 

How You Will Make an Impact 

Project Execution & Design 
  • Develop conceptual designs, execution plans, cost estimates, and project schedules for proposals and active projects 
  • Create detailed engineering designs for substations, including:  
    • Physical design (layouts, grounding, lightning protection, control buildings, AC/DC systems) 
    • Protection & control systems (one-lines, schematics, relay panel design, wiring diagrams) 
  • Perform engineering calculations and studies (grounding, lightning protection, load studies, etc.) 
  • Prepare equipment specifications and support procurement and factory acceptance testing 
Collaboration & Coordination 
  • Partner with clients to define project requirements and develop site-specific design scopes 
  • Coordinate design activities across multidisciplinary teams (Civil/Structural, SCADA, Protection, Transmission Line, etc.) 
  • Communicate effectively with clients, vendors, and internal stakeholders throughout the project lifecycle 
Quality & Continuous Improvement 
  • Perform and support quality reviews to ensure accuracy, compliance, and technical excellence 
  • Identify and recommend improvements to engineering processes, tools, and technologies 
Leadership & Development 
  • Mentor and support junior engineers and team members 
  • Contribute to a collaborative, high-performance team environment 
  • Support construction activities through field engineering and technical issue resolution 
Business & Industry Engagement 
  • Assist with business development and marketing initiatives 
  • Participate in client meetings, presentations, and industry events or technical committees 

What Youโ€™ll Need to Be Successful

Qualifications 
  • Bachelorโ€™s degree in Electrical Engineering from an accredited program
  • Minimum 4+ years of relevant experience in substation or power systems engineering
  • (A masterโ€™s degree may substitute for one year of experience)
  • Professional Engineer (PE) license preferred
Technical Skills 
  • Working knowledge of NEC, NESC, and applicable IEEE/ANSI standards
  • Experience with substation physical design and/or protection & control systems
  • Strong analytical and problem-solving skills with the ability to adapt standard approaches to complex challenges
Professional Skills 
  • Excellent written and verbal communication skills
  • Strong organizational skills with the ability to manage multiple priorities
  • Ability to work both independently and collaboratively in a team environment
Additional Requirements 
  • Willingness to travel up to 20% as needed
 
 
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