Demo

Entry-Level Mechanical Designer I

Salas O'Brien
Chesterfield, MO Full Time
POSTED ON 12/5/2025
AVAILABLE BEFORE 2/4/2026

TITLE: Mechanical Designer I  

OVERVIEW: The Mechanical Designer provides expertise and support in a variety of areas including:

  • Being a knowledgeable Mechanical Designer, adhering to company, department, and client drawing standards and procedures, and having a general understanding of required mechanical sizing calculations.
  • Following procedures and collaborating to prepare design deliverables that meet project requirements under general supervision of the Mechanical Engineer.
  • Remaining continually vigilant in finding opportunities to improve quality and efficiency.
  • Using data from structural and electrical disciplines, as well as client and vendor information sources to prepare mechanical drawings.
  • Designing a variety of industrial projects with extensive, basic use of Revit.

SPECIFIC DUTIES:   

  • Proactively communicate and coordinate design work within the department, with other disciplines, and with external stakeholders such as clients and vendors.
  • Work with other designers and engineers as team member on projects.
  • Participate in project and interdepartmental meetings to facilitate successful completion of projects and to meet customer expectations and needs.
  • Have awareness of project budgets and schedules.
  • Understand and apply concerns of safety, maintenance, accessibility, constructability, and coordination.
  • Learn company’s current design software.
  • Contribute, under the direction of mechanical engineer or senior designer, to the production of typical project deliverables, such as individual views:
  • Flowsheets
  • General Arrangement Plans and Sections
  • Chute Details
  • Ducting
  • Details
  • Piping Plans and Sections
  • Piping Isometrics
  • Vendor Request for Quote Drawings
  • 3D Representations (isometrics, perspectives, photographs)
  • Establish and utilize an appropriate level of detail between modeling and drafting for both conceptual and detailed engineering stages.
  • Accurately incorporate information from mechanical and electrical equipment vendor drawings into final deliverables.
  • Accurately size, locate, dimension, and tag mechanical members and components on drawings.
  • Issue and record drawing submittals and revisions.
  • Check your design and drafting against red marks for errors, omissions, and adherence to company standards.           
  • Understand layout requirements and routing criteria for mechanical chute, duct, and piping systems.
  • Continuously update and expand knowledge of the mechanical field as well as knowledge of client processes and facilities.

QUALIFICATIONS:

  • Associate Degree in Design Drafting or equivalent education and experience.
  • Minimum 2 years’ experience in mechanical design drafting with heavy industrial experience preferred.
  • Experience producing models and documents from Revit, plus experience with AutoCAD and Office software.
  • Excellent communication skills with an understanding of teamwork and the requisite ability to coordinate work with internal and external project stakeholders.
  • Strong organizational skills to effectively manage time and resources in the most efficient manner. The ability to multi-task on several projects and adapt to changing scope and deadlines. Diligent taking of notes during project discussions. Efficient and organized email communications.
  • Commitment to maintaining the company’s professional image and reputation with timely, error free, accurate deliverables, which meet or exceed clients’ expectations.

 PHYSICAL DEMANDS AND WORK ENVIRONMENT:

Generally, the position requires proficient computer skills with extended periods of six to eight hours sitting and entering data into a computer with intense attention to detail.

Occasional lifting on the job is generally limited to moving computers, scanners, manuals, or files whose length and size cause them to be clumsy to move around, and whose weight is usually under 30 lb.

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this position. Reasonable accommodations may be made.

STATUS: In-office 100%.

Salary.com Estimation for Entry-Level Mechanical Designer I in Chesterfield, MO
$56,446 to $77,404
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Entry-Level Mechanical Designer I?

Sign up to receive alerts about other jobs on the Entry-Level Mechanical Designer I career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$48,760 - $69,273
Income Estimation: 
$59,820 - $81,544
Income Estimation: 
$47,769 - $77,698
Income Estimation: 
$64,659 - $80,367
Income Estimation: 
$59,820 - $81,544
Income Estimation: 
$70,327 - $95,051
Income Estimation: 
$64,659 - $80,367
Income Estimation: 
$77,389 - $97,689
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Salas O'Brien

  • Salas O'Brien Nashville, TN
  • Construction Administrator At I.C. Thomasson Associates, Inc, A Salas O’Brien Company we tell our clients that we’re engineered for impact. This passion fo... more
  • 13 Days Ago

  • Salas O'Brien Nashville, TN
  • Electrical Engineering Intern At I.C. Thomasson Associates, Inc, A Salas O’Brien Company we tell our clients that we’re engineered for impact. This passion... more
  • 13 Days Ago

  • Salas O'Brien Nashville, TN
  • Mechanical Engineering Intern At I.C. Thomasson Associates, Inc, A Salas O’Brien Company we tell our clients that we’re engineered for impact. This passion... more
  • 13 Days Ago

  • Salas O'Brien Evansville, IN
  • At Salas O’Brien, we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to... more
  • 13 Days Ago


Not the job you're looking for? Here are some other Entry-Level Mechanical Designer I jobs in the Chesterfield, MO area that may be a better fit.

  • Henderson Engineers St. Louis, MO
  • At Henderson, we're about more than just buildings We're about the people, experiences, and potential found inside. We’re a company of problem-solvers and ... more
  • 10 Days Ago

  • Actalent Saint Louis, MO
  • Job Title: Mechanical Drafter Job Description We are seeking a talented Mechanical Drafter to join our engineering team. The successful candidate will foll... more
  • 4 Days Ago

AI Assistant is available now!

Feel free to start your new journey!