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Engineering

Sr. Manufacturing Engineer (CNC Programming and Machining)

Location
Bolingbrook, IL · On site
Compensation
$95/hr
Job type
Contract
Experience
Mid-senior
Industry
Automotive

+$4,560 via BYOR if placed through BYOR

About the role

Position Summary

  • Seeking a highly experienced Senior Manufacturing Engineer with deep expertise in CNC machining within the automotive industry.
  • This role is responsible for optimizing machining processes, improving throughput and quality, and leading CNC programming and process development initiatives across production lines.
  • The ideal candidate is a hands-on, 'working' engineer capable of troubleshooting, programming, and driving continuous improvement on the shop floor.

Key Responsibilities Optimize machining processes to improve OEE, reduce scrap, and increase throughput.

  • Develop, modify, and validate CNC programs for lathes and milling machines (vertical and horizontal).
  • Lead toolpath development and cutting strategy optimization for automotive components.
  • Identify and implement optimal tooling, inserts, and workholding solutions.
  • Troubleshoot machining issues including cycle time, tool wear, chatter, and dimensional variation.
  • Collaborate with Quality to ensure process capability (Cp/Cpk) and first-piece validation.
  • Drive continuous improvement initiatives using Lean manufacturing and Six Sigma principles.
  • Develop and maintain process documentation, work instructions, and standards.
  • Work cross-functionally with operations, maintenance, and quality teams

Additional Information

  • Onsite / Hybrid / Remote: On-site
  • Shift or schedule requirements: 1st Shift, Mon–Fri, 7:00 AM – 4:00 PM. Standard work schedule, an estimated 40 regular hours per week, and overtime is expected.
  • Temporary position: The facility is expected to close around May/June.
  • Drug screen and background check: Both are required.
  • Working relationships: The role works cross-functionally with operations, maintenance, and quality teams, and with Quality on Cp/Cpk and first-piece validation.

Qualifications

Required Qualifications

  • Bachelor’s degree in Engineering or equivalent hands-on experience.
  • 5+ years of CNC programming and machining experience in automotive manufacturing.
  • Expertise in CNC lathes and milling machines (Fuji, Mori Seiki preferred).
  • Proficiency in CAM software (Mastercam or similar) and AutoCAD.
  • Strong understanding of GD&T, blueprint reading, and tolerance stack-ups.
  • Experience with CMMs, Zoller tool presetters, and measurement systems.
  • Knowledge of carbide tooling, inserts, and tool holders.
  • Experience with fixtures (hydraulic and pneumatic) and workholding design.
  • Strong knowledge of SPC, capability studies, and process control.
  • Hands-on troubleshooting and shop floor support experience.

Preferred Qualifications

  • Experience in high-volume automotive production environments.
  • Background in multi-axis machining.
  • Familiarity with ERP/MES systems.
  • Six Sigma or Lean certification.
  • Experience leading process improvement projects.
  • Bilingual English/ Spanish language is a big positive.

Must-haves

Must Have

  • CNC experience: 5+ years of hands-on CNC programming and machining in automotive manufacturing. This includes expertise on CNC lathes and milling machines, plus shop floor troubleshooting and support.
  • CAM and CAD: Proficiency in CAM software (Mastercam or similar) and AutoCAD.
  • Drawing interpretation: Strong command of GD&T, blueprint reading, and tolerance stack-ups.
  • Tooling and workholding: Knowledge of carbide tooling, inserts, and tool holders, plus hydraulic and pneumatic fixture and workholding design experience.
  • Process control and measurement: Strong knowledge of SPC, capability studies, and process control, with hands-on use of CMMs, Zoller tool presetters, and measurement systems.
  • Education: Bachelor’s degree in Engineering, or equivalent hands-on experience.

Nice to Have

  • Experience on Fuji or Mori Seiki CNC lathes and milling machines.
  • Experience in high-volume automotive production environments.
  • Background in multi-axis machining.
  • Familiarity with ERP/MES systems.
  • Six Sigma or Lean certification.
  • Experience leading process improvement projects.
  • Bilingual English/Spanish

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