Senior Mechanical Estimator

Group Company:

• Mitsubishi Chemical Advanced Materials

Mitsubishi Chemical Advanced Materials is a leading global manufacturer of high-performance thermoplastic materials in the form of semi-finished products and finished parts. The company has locations in 20 countries and more than 2,800 employees. Its specialty engineering thermoplastics and composites are superior in performance to metals and other materials and are used in a wide range of applications, primarily in the capital goods industry. The company is continuously developing new areas of applications in close cooperation with industry leaders in a broad variety of customer markets. The Mitsubishi Chemical Advanced Materials Group is well prepared to further expand its market leadership position.


Supporting the vision of our holding company, Mitsubishi Chemical Holdings Corporation (MCHC) , Mitsubishi Chemical Advanced Materials is committed to the realization of KAITEKI, "a sustainable condition which is comfortable for people, society and the Earth". To realize this vision, the MCHC Group engages in corporate activities that provide products, technologies and services based on the comprehensive capabilities of the Group in the Performance Products Domain, Industrial Materials Domain and Health Care Domain, with chemistry as the basis of our activities. We jointly express and promote our commitment under the corporate brand THE KAITEKI COMPANY.

Job Purpose

The Technical Estimator / Engineer develops efficient manufacturing processes to produce customer-designed components and assemblies while providing accurate cost and time estimates to support sales efforts and profitability goals.


This role is responsible for converting new quote requests into production-ready work, ensuring estimates are competitive, executable, and aligned with margin targets.

Principal Accountabilities

• Prepare accurate and competitive job estimates for customer quotes, including materials, labor, machine time, and outside services
• Develop and document detailed job methods for manufacturing and quality teams
• Leverage CNC machining expertise to evaluate process feasibility and cost drivers
• Collaborate with Sales, CNC Programmers, Engineering, and Quality to ensure quotation accuracy
• Support customer-facing technical discussions and assist Sales with engineering inquiries
• Analyze completed jobs to evaluate quoted accuracy and profitability; recommend improvements
• Develop automated quoting processes using customer-submitted solid models
• Contribute to CAPEX planning by recommending machining and automation equipment and software
• Apply additive manufacturing for fixture and workholding design
• Develop measuring techniques for complex parts using CMM, laser, and optical inspection technologies
• Supports operations in Libertyville, Mesa, and Thailand.

Knowledge / Skills / Experience

• Bachelor's degree in Mechanical Engineering, Industrial Engineering, or related field; or equivalent experience
• Strong knowledge of CNC machining and related manufacturing processes (laser cutting, waterjet, grinding, polishing, EDM, additive manufacturing)
• Experience with SolidWorks and Mastercam
• Familiarity with metrology equipment including CMM, laser, and optical inspection
• Experience with cutting tool technology and collaborative robot integration preferred

Pay Transparency (complete highlighted sections)

The salary range for this position is $ $75,000-$94,000. Factors such as scope and responsibilities of the position, candidate's work experience, education/training, job-related skills, internal peer equity, as well as market and business considerations may influence base pay offered. This salary will be subject to a geographic adjustment (according to a specific city and state), if an authorization is granted to work outside of the location listed in this posting.

• Competitive Benefits
• Benefits begin on DAY 1!
• Employee Assistance Programs
• Curated Self-Paced Learning & Development Programs for all Employees

Mitsubishi Chemical Group (MCGC) and any of our subsidiaries do not accept unsolicited resumes from individual recruiters or third-party agencies. No fee will be paid to third parties who submit unsolicited candidates directly to our hiring managers or HR team. No placement fees will be paid to any firm unless specifically invited on the search by the MCGC Talent Acquisition team and such candidate was submitted to the MCGC Talent Acquisition Team via our Applicant Tracking System.

EEO Statement

All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or other legally protected status.


Applicants with disabilities may be entitled to a reasonable accommodation under the Americans with Disabilities Act and/or other applicable laws. If you require accommodation due to a disability at any time during the recruitment and/or assessment process, please contact Talent Acquisition.