Supplier Quality Engineer - Precision Machining

Cummins Inc.; Fatih; On-site; TRY 420,000 - 660,000; Full time

Job summary

Cummins Inc. in Istanbul, Türkiye is seeking a Supplier Quality Engineer to support precision machining across automotive fuel system components. You will act as the EMEA expert, driving QA improvements with suppliers and cross-functional teams.

The role emphasizes APQP/PPAP, metrology, and continuous improvement to achieve Zero Defect Manufacturing across the supplier base. Fluency in Turkish and English is required.

Qualifications

• Degree in Engineering or a related field.
• Hands-on experience with precision-machined products in manufacturing, operations, or quality.
• Fluency in Turkish and English.

Responsibilities

• Act as the EMEA expert for precision machining processes within the Supplier Quality team.
• Lead continuous improvement across suppliers for high-precision automotive components.
• Establish robust process controls and metrology for tight tolerances.
• Lead NPI activities using APQP and PPAP to ensure Zero Defect Mindset.
• Provide strategic input via technical and business acumen in precision machining.
• Build cross-functional and external partnerships to improve quality and outcomes.
• Help suppliers achieve Right First Time manufacturing with guidance and standards compliance.
• Lead supplier audits, root cause analysis, and quality improvement initiatives.

Skills

Problem solving

Turkish fluency

English fluency

GD&T

APQP

PPAP

MSA

Control Plans

SPC

Capability studies

Communication

Education

Engineering degree

Tools

Minitab

Job description

We are looking for a talented Supplier Quality Engineer to join our team specialising in Precision Machining for our Corporate Categories SQE Department in Istanbul, Türkiye.

In this role, you will make an impact in the following ways:

• Act as the EMEA subject matter expert for precision machining processes (e.g., CNC grinding, milling, turning, honing), representing the region within the Global Supplier Quality team.
• Drive continuous improvement initiatives across suppliers producing high-precision automotive fuel system components to enhance quality and efficiency.
• Establish and implement robust process controls and advanced metrology practices to ensure extremely tight tolerances (±0.001 mm or better).
• Lead new product introduction (NPI) activities using APQP and PPAP to ensure a Zero Defect Mentality (ZDM) across the supply base.
• Provide strategic input and decision‑making support through strong technical expertise and business acumen within the precision machining category.
• Build and strengthen cross‑functional and external partnerships (suppliers, customers, engineering, manufacturing, purchasing) to improve quality and business outcomes.
• Enable suppliers to achieve Right First Time manufacturing by offering technical guidance and ensuring compliance with engineering standards and requirements.
• Lead supplier audits, root cause analysis, and quality improvement plans, while coaching stakeholders and driving the use of Lean, Six Sigma, and industry‑standard quality tools.

To be successful in this role you will need the following:

• Demonstrate strong problem‑solving skills with the ability to independently identify root causes and implement effective corrective actions.
• Possess solid expertise in Geometric Dimensioning & Tolerancing (GD&T) and relevant engineering standards.
• Have hands‑on experience with supplier quality tools such as APQP, PPAP, MSA, PFMEA, Control Plans, SPC, capability studies, and Minitab analysis.
• Communicate complex technical topics clearly through strong written, verbal, and presentation skills.

Education/ Experience:

• Degree from a college or university in Engineering or a related technical or scientific field required.
• Demonstrated hands‑on experience working with precision machined products, ideally within Manufacturing, Operations, or Quality functions.
• Fluency in Turkish and English.