Warranty Reliability Engineer

MAHLE; Troy (MI); Hybrid; USD 120,000 - 170,000; Full time

Job summary

MAHLE is seeking a highly experienced Warranty Reliability Engineer to lead data analysis for customer issue resolution, field failure investigations, and warranty reduction initiatives in a global automotive supply setting. You will present region-wide warranty trends and drive reliability improvements across functions, mentoring engineers and guiding data-driven decisions.

The role requires 15+ years in automotive supplier quality or engineering, Six Sigma expertise, and strong Power BI/Excel

Qualifications

• 15+ years of hands-on experience in automotive supplier quality, reliability, warranty, or product engineering roles.
• Six Sigma Green Belt certification required; Black Belt/Master Black Belt preferred with demonstrated leadership.
• Proven ability to use data analysis from warranty and validation to predict quality issues and guide decisions.
• Proficiency in Power BI, Excel, Power Query; macros experience is a plus.

Responsibilities

• Lead investigations of complex customer concerns, warranty claims, and field failures to identify root causes and implement corrective actions.
• Generate and interpret monthly warranty trend and field report summaries across regions.
• Identify quality and reliability risks using PDP validation results with cross-functional teams.
• Mentor engineers and build problem-solving capabilities using Six Sigma, 8D, and related methodologies.
• Represent MAHLE in customer meetings, technical reviews, and audits with data-driven conclusions.

Skills

Six Sigma Green Belt

Data analysis

Root cause analysis

Customer-facing skills

Mentoring

Tools

Power BI

Excel

Power Query

Macros

Job description

Select how often (in days) to receive an alert: Create Alert

Together, we move the world—we’ve been doing it for over 100 years. At MAHLE, as a leading international development partner and systems supplier to the automotive industry, we pursue the objective of making mobility more efficient, more environmentally friendly, more convenient, and more economical. As part of our dual strategy, we are working both on the intelligent combustion engine for the use of hydrogen and other nonfossil fuels and on technologies for fuel cells and e‑mobility.
MAHLE generated sales of €11.3 billion in 2025. Employing just under 65,000 people at 127 production locations and 11 technology centers, the company is represented in 28 countries. (as at: 12/31/2025). Join our MAHLE team! #weshapefuturemobility

Your Contribution:

The Warranty Reliability Engineer is responsible for leading data analysis for customer issue resolution, field failure investigations, warranty reduction initiatives, and product reliability improvements within a global automotive supplier environment. This person will be responsible for updating and presenting the region’s monthly warranty trend report. The warranty reliability engineer will work as part of a team to evaluate PDP validation testing results to identify areas for further study. This person will serve as one of the organization's key technical resources for advanced problem solving, customer quality, warranty analytics, and reliability improvement. This role requires an experienced, self‑directed professional who can operate independently, provide technical leadership across functions, mentor developing engineers, and build sustainable problem‑solving capabilities throughout the organization. The ideal candidate brings automotive experience, experience working with manufacturing plants and suppliers to resolve quality issues, along with exceptional customer‑facing skills. This person must have a passion for sharing knowledge with team members and providing in‑team training, as relevant to driving lasting quality improvements. This is a hybrid position located in Farmington Hills, MI.

• Provide key leadership on investigations of complex customer concerns, warranty claims, and field failures to identify root causes and implement robust corrective actions. This includes working with manufacturing plants, suppliers, customers, and internal engineering and quality teams.
• Generate and interpret monthly Field Report summaries (spend by product/commodity/plant). This includes highlighting opportunities, risks and concerns. Own follow‑up activities for key action items through completion or effective hand‑off.
• Identify quality and reliability risks using PDP validation testing results while working closely with product engineering, manufacturing, and quality team members.
• Facilitate advanced problem‑solving activities utilizing methodologies such as 8D, Shainin Red X, Six Sigma, Fault Tree Analysis, and 5 Why and similar. Provide mentorship and support to cross‑functional team members with the structured problem‑solving methodologies, statistical analysis and quality improvement methodologies.
• Represent the company in customer meetings, technical reviews, audits, and negotiations with OEMs, Tier 1 customers, suppliers, and executive leadership. Present and defend data‑driven conclusions, reliability analyses, and life and failure prediction models, including Weibull analysis.
• Analyze quality, warranty, and reliability data to identify systemic risks, reduce customer dissatisfaction, and drive continuous improvement initiatives. Serve as a technical resource for team members and management regarding data‑driven decisions, reliability assessments, and warranty performance trends.
• Other duties and responsabilities may be required.

Your Experience & Qualifications:

• 15+ years of hands‑on experience within the automotive supplier industry in customer quality, reliability, warranty, manufacturing quality, or product engineering roles.
• Strong knowledge of Six Sigma, statistical analysis, reliability engineering, warranty analytics, and advanced reactive problem‑solving methodologies. Six Sigma Green Belt certification required; Black Belt or Master Black Belt certification strongly preferred with demonstrated leadership of complex improvement projects. Demonstrated ability to quickly identify quality gaps and effectively transfer technical knowledge through mentoring and coaching. Demonstrated success leading technical discussion and providing data to support customer negotiations.
• Proven ability to use data analysis from warranty and validation to help predict quality issues, make recommendations and elevate findings.
• Proficiency in Power BI, Microsoft Excel, Power Query, and data analysis tools; experience with macros is preferred.
• Effective written and verbal communication skills with the ability to collaborate across cross‑functional teams and customer organizations. Demonstrated ability to interpret and analyze technical and warranty data to support decision‑making and continuous improvement. Strong analytical and problem‑solving skills, including root cause analysis and corrective action development.

Do you have any questions?
[e-mail]

Facts about the job

Entry level: Experienced hires

Part- / Full-time: Full Time

Functional area: Research & Development

Department: BU2 Thermal and Fluid Systems

Location: Troy, MI, US, 48083

Company: MAHLE Filter Syst.(US)

Your future at MAHLE

As a team player and someone who thinks ahead, you can deploy all your skills with us. In cooperation with colleagues from different countries and areas, you contribute in designing the mobility of the future. When selecting MAHLE, you choose trend-setting technologies and strategies. Are you interested in working with us and developing efficient and environmentally‑friendly solutions, optimising existing products, and turning innovative ideas into reality? Then MAHLE is the right address for you.

Shape the future with us.

Our employee reviews

Nearest Major Market: Troy

Nearest Secondary Market: Detroit