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Mechanical Engineer, Lead

St. Louis, MO 63126

Posted: 07/25/24 Employment Type: Full-Time Job Number: EB-1781339008

Job Description

Lead Mechanical Engineer

The Mechanical Engineer IV is a as Lead Mechanical Engineer on projects and will provide direction and assistance to Mechanical Engineers & Piping Designers working on facility Mechanical systems.


  • Perform as Lead Mechanical Engineer on projects including mechanical engineering scope both in the production and support systems areas.
  • Develop Process and Instrumentation Diagrams (P&ID's) for facility mechanical systems.
  • Coordinate with the project Electrical Engineers to facilitate design of power distribution systems, power panels and control panels.
  • Perform complex calculations required to ensure safe, correct and economical designs.
  • Design process piping systems including routing, sizing, materials selection, and pipe supports.
  • Design process ductwork systems.
  • Evaluate and/or specify mechanical process systems and support equipment.
  • Evaluate general arrangements of process equipment and their utility requirements.
  • Coordinate vendor provided conveyor systems with process equipment.
  • Drive the development of drawing packages by providing direction and assistance to designers; 60% Review, 95% Review, Issued for Bid (IFB), and Issued for Construction (IFC).
  • Utilize AutoCAD for system designs and development of drawing packages.
  • Review drawing details for accuracy, standardization, and completeness.
  • Coordinate material take-offs for purchase of all materials required for fabrication and installation of provided pre-fabricated and unitized systems.
  • Prepare Request for Quotations and solicit bids for equipment, systems, and unitized components.
  • Coordinate with Client's fabrication facilities on all fabricated, pre-assembled, and unitized system designs.
  • Develop and maintain relationships with employees at all locations.
  • Conduct activities in a safe and healthy manner, and work in accordance with established safety and company requirements.


  • 10 years of experience in Mechanical Engineering is required.
  • Professional Engineer (PE) is required
  • Bachelor's degree in Mechanical Engineering is required.
  • AutoCAD and drafting experience beyond a basic level is required.
  • Experience developing drawings for fabrication of piping systems is required.
  • Experience with selection and specification of pumps, support equipment and/or HVAC equipment is required.
  • Knowledge of typical piping and piping component materials and appropriate applications is required.
  • Ability to manage time and efforts towards completing designs on time and within budgets is required.
  • Strong mechanical aptitude and hands-on experience is strongly preferred.
  • Strong analytical and problem solving skills are required.
  • Requires effective time management skills, personal conduct, and change management abilities.
  • Ability to effectively interact with co-workers, clients, vendors, and other business contacts
  • Ability to independently evaluate, select, design, typical facility mechanical systems and equipment.
  • Ability to research and develop new processes, determining the engineering scope required to complete the design for these processes.
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