Assistant Estimating Manager

Patriot Machine; Saint Charles (MO); On-site; USD 85,000 - 115,000; Full time

Benefits offered by this job

Health, dental, vision benefits

401(k) with employer contributions

Paid vacation and holidays

Job summary

Patriot Machine, Inc. is seeking an experienced Assistant Estimating Manager to support our estimating department in a precision aerospace manufacturing environment.

The role involves evaluating RFQs, developing accurate cost estimates, and preparing customer proposals to meet specifications and business objectives. The successful candidate will collaborate with multiple departments, review engineering drawings, and ensure timely, responsive support.

Qualifications

• Bachelor’s degree in Engineering, Business, or related field.
• Strong mathematical, analytical, and problem-solving aptitude.
• Proficiency in Microsoft Excel for cost data analysis.
• Experience with CAD software and interpreting engineering drawings.
• Experience in metal fabrication, aerospace manufacturing, or related industry.
• Experience using ERP systems for costing, quoting, or order management.
• 5+ years estimating experience; 5+ years aerospace manufacturing experience.
• Must be a U.S. Person.

Responsibilities

• Evaluate customer RFQs and summarize key requirements for review with Estimating Manager, VP, or designated representative.
• Review customer engineering drawings, parts lists, CAD models, specifications, and other technical documentation to determine manufacturing requirements.
• Prepare Bills of Material (BOMs) and develop accurate cost estimates for quoted parts and assemblies.
• Collaborate with internal departments to establish manufacturing costs, production requirements, and estimating assumptions.
• Evaluate supply chain requirements, including raw materials, hardware, outside processing, subcontract services, and shipping.
• Analyze historical production costs and related data to establish a reliable basis for estimates.
• Identify and recommend appropriate estimating parameters, manufacturing approaches, and cost assumptions.
• Prepare complete estimates and supporting documentation for review and approval by the Estimating Manager and Vice President.
• Develop and submit customer proposals on time and in accordance with customer-specific pricing, documentation, and formatting requirements.
• Maintain an organized workflow to manage multiple RFQs, deadlines, and departmental responsibilities simultaneously.

Skills

Analytical thinking

Mathematical aptitude

Problem solving

Cost estimation

Education

Bachelor’s degree in Engineering, Business, or related field

Tools

Microsoft Excel

CAD software

ERP systems

Job description

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Office Full-time Regular Professional St. Charles, MO, US

We are seeking an experienced, detail-oriented Assistant Estimating Manager to support our estimating department in a precision aerospace manufacturing environment. This role is responsible for evaluating customer Requests for Quotation (RFQs), developing accurate and competitive cost estimates, preparing customer proposals, and ensuring timely, responsive customer support.

The Estimating Assistant Manager will work closely with the Estimating Manager, Vice President, and cross-functional teams to assess manufacturing requirements, determine appropriate pricing, and develop proposals that meet customer specifications and business objectives. The successful candidate will demonstrate strong technical and analytical skills, sound judgment, leadership ability, and the ability to manage multiple priorities with minimal supervision.

This position will also serve as a backup to the Estimating Manager as needed and provide leadership and support to ensure the department operates efficiently and effectively.

Responsibilities:

• Evaluate customer RFQs and summarize key requirements for review with the Estimating Manager, Vice President, or designated representative
• Review customer engineering drawings, parts lists, CAD models, specifications, and other technical documentation to determine manufacturing requirements
• Prepare Bills of Material (BOMs) and develop accurate cost estimates for quoted parts and assemblies
• Collaborate with internal departments to establish manufacturing costs, production requirements, and appropriate estimating assumptions
• Evaluate supply chain requirements, including raw materials, hardware, outside processing, subcontract services, and shipping
• Analyze historical production costs and related data to establish a reliable basis for estimates
• Identify and recommend appropriate estimating parameters, manufacturing approaches, and cost assumptions
• Prepare complete estimates and supporting documentation for review and approval by the Estimating Manager and Vice President
• Develop and submit customer proposals on time and in accordance with customer-specific pricing, documentation, and formatting requirements.
• Maintain an organized workflow to manage multiple RFQs, deadlines, and departmental responsibilities simultaneously

Requirements:

• Bachelor’s degree in Engineering, Business, or a related field; equivalent relevant experience or applicable certifications will also be considered
• Strong mathematical, analytical, and problem-solving aptitude
• Proficiency in Microsoft Excel, including the ability to analyze cost data and develop estimating tools or spreadsheets
• Experience working with CAD software and interpreting engineering drawings and technical documentation
• Experience in metal fabrication, precision machining, aerospace manufacturing, or a related industrial environment
• Experience using ERP systems for manufacturing, costing, quoting, or order management
• 5+ years of estimating experience preferred
• 5+ years of aerospace manufacturing experience preferred
• Must be a U.S. Person

Company Profile:

Patriot Machine, Inc. is a technologically advanced aerospace manufacturer headquartered in St. Charles, Missouri. We supply complex structural parts and assemblies made from aluminum, titanium, and steel to major aircraft manufacturers. Our culture of innovation and continuous improvement attracts skilled people who are looking for a challenge. We offer opportunities to learn, grow, and help shape the future of aerospace manufacturing by applying practical approaches to problem-solving.

Patriot Machine is a woman-owned business with more than 190 employees and 277,000 square feet of manufacturing and office space. Employees have the opportunity to work alongside industry experts in a modern manufacturing environment.

Patriot Machine offers an excellent benefits package including health, dental, vision, life/disability, 401(k) with employer contributions, paid vacation, and holidays.