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Mechanical Proposal & Estimating Engineer

Job in Greer, Greenville County, South Carolina, 29651, USA
Listing for: Eisenmann Inc.
Full Time position
Listed on 2026-08-12
Job specializations:
  • Engineering
    Sales Engineer, Mechanical Engineer, Process Engineer, Engineering Design & Technologists
Salary/Wage Range or Industry Benchmark: 85000 - 120000 USD Yearly USD 85000.00 120000.00 YEAR
Job Description & How to Apply Below

The Mechanical Proposal & Estimating Engineer is responsible for evaluating customer Requests for Quotation (RFQs), developing technical concepts, preparing cost estimates, coordinating supplier quotations, and delivering complete technical and commercial proposal packages.

The successful candidate will work closely with Sales, Engineering, Procurement, and Project Management to ensure proposals are technically sound, commercially competitive, and submitted on schedule.

Key Responsibilities Proposal Development
  • Review customer RFQs, specifications, drawings, and tender documents.
  • Analyze project scope, technical requirements, and commercial expectations.
  • Develop complete technical proposal packages.
  • Prepare commercial and financial proposals.
  • Develop project execution assumptions, inclusions, exclusions, and technical clarifications.
  • Participate in proposal review meetings with internal teams and customers.
  • Develop equipment Bills of Materials (BOMs).
  • Estimate engineering, fabrication, installation, commissioning, and start-up labor hours.
  • Prepare material take-offs and equipment quantity calculations.
  • Evaluate supplier quotations and subcontractor pricing.
  • Identify cost-saving opportunities through value engineering.
  • Prepare preliminary equipment layouts and process concepts.
  • Perform mechanical calculations and equipment sizing.
  • Review customer layouts and engineering documentation.
  • Coordinate with Mechanical, Electrical, Controls, and Process Engineering teams.
  • Request and evaluate supplier quotations.
  • Coordinate technical discussions with equipment manufacturers.
  • Respond to customer technical questions during the proposal stage.
  • Support customer presentations and proposal reviews.
Required Qualifications
  • Bachelor's degree in mechanical engineering.
  • Minimum five (5) years of experience in proposal engineering, estimating, applications engineering, or industrial project engineering.
  • Experience preparing both technical and commercial proposals.
  • Strong knowledge of industrial manufacturing systems.
  • Excellent understanding of engineering drawings, specifications, and equipment layouts.
  • Strong analytical and problem-solving skills.
  • Excellent communication and technical writing abilities.
  • Ability to manage multiple proposals simultaneously while meeting deadlines.
Preferred Experience

Experience with one or more of the following systems is highly desirable:

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