Demo

Mechanical Engineer III

Polaris Engineering
Charles, LA Full Time
POSTED ON 5/22/2026
AVAILABLE BEFORE 5/21/2031

I. SUMMARY OF POSITION:

Directly responsible for the specification and design of all project's mechanical equipment for both stationary, rotating, and piping design.

II. RESPONSIBILITIES:

  • Develops metallurgy for piping and mechanical equipment
  • Develops mechanical data sheets prepared in conjunction with Mechanical Engineers and the Process Engineering group
  • Develops piping stress analysis utilizing Caesar software
  • Works in conjunction with the piping group and suggests modifications to piping routing to reduce piping stress to acceptable levels
  • Develops "Request for Quote" documentation
  • Develops bid tabs and makes recommendations to the client for the purchase of mechanical equipment
  • Develops mechanical engineering standards for use on capital projects
  • Performs calculations for vessel design re-rating, nozzle loading, pump sizing, including motor horsepower and NPSH
  • Writes "scope of work" documents for mechanical/piping design plans

 

III. MINIMUM QUALIFICATIONS:

  • BS in Mechanical Engineering
  • 5-10 years' experience specifying and designing mechanical equipment for both stationary and rotating
  • Currently licensed in at least one US State as a Professional Mechanical Engineer
  • Thorough and detailed knowledge of all mechanical equipment – pumps, heat exchangers, air coolers, furnaces, vessels, towers, tower internals, etc. for the petroleum industry sector
  • Excellent communication skills – verbal and written
  • Experienced in developing and managing schedules and budgets for engineering/design work
  • Familiarity with API, ANSI, ASME, and NFPA codes
  • Available for short-term travel

 

IV. REPORTING REQUIREMENTS:

Reports directly to the Mechanical Engineering Manager

 

V. PHYSICAL REQUIREMENTS:

· Prolonged periods sitting at a desk and working on a computer.

· Must be able to lift to 40 pounds at times

· Periodic field work

Salary.com Estimation for Mechanical Engineer III in Charles, LA
$100,125 to $119,513
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 Mechanical Engineer III?

Sign up to receive alerts about other jobs on the Mechanical Engineer III career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$108,186 - $133,193
Income Estimation: 
$134,236 - $174,128
Income Estimation: 
$132,162 - $161,329
Income Estimation: 
$108,186 - $133,193
Income Estimation: 
$134,236 - $174,128
Income Estimation: 
$132,162 - $161,329
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Polaris Engineering

  • Polaris Engineering Charles, LA
  • I. SUMMARY OF POSITION: The Maintenance Mechanic will oversee the performance and maintenance of large production machinery. II. RESPONSIBILITIES: •Perform... more
  • 5 Days Ago

  • Polaris Engineering Charles, LA
  • I. SUMMARY OF POSITION: Supports the Maintenance Department within the paint facility by performing general labor duties, housekeeping, material handling, ... more
  • 5 Days Ago


Not the job you're looking for? Here are some other Mechanical Engineer III jobs in the Charles, LA area that may be a better fit.

  • Worley Alaska Cameron, LA
  • Building on our past. Ready for the future Worley is a global professional services company of energy, chemicals and resources experts. We partner with cus... more
  • 2 Days Ago

  • Gallo Mechanical Sulphur, LA
  • JOB SUMMARY: Gallo Mechanical Services is seeking a dynamic and skilled Business Development & Relationship Manager to join our team. As a Business Develop... more
  • 19 Days Ago

AI Assistant is available now!

Feel free to start your new journey!