Technical Estimator/Senior Machinist (2237)

Mitsubishi Chemical America; Libertyville (IL); On-site; USD 75,000 - 94,000; Full time

Job summary

Mitsubishi Chemical America in Libertyville seeks a Technical Estimator/Engineer to develop efficient manufacturing processes and provide accurate cost and time estimates to support sales and profitability.

This role converts new quote requests into production‑ready work, ensures competitive, executable estimates, and collaborates with Sales, CNC Programmers, Engineering, and Quality. Requires CNC machining knowledge and SolidWorks/Mastercam experience.

Qualifications

• 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.

Responsibilities

• 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.

Skills

CNC machining knowledge

Manufacturing process knowledge

Collaboration across teams

Education

Bachelor’s degree in Mechanical/Industrial Engineering or related field

Tools

SolidWorks

Mastercam

CMM

Laser inspection

Optical inspection

Cutting tool technology

Collaborative robot integration

Job description

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.

Responsibilities

• 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.

Qualifications

• 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

Salary

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.

Benefits

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

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.