Senior Application Engineer (m/f/d)
Date: Feb 11, 2026
Location: Burscheid, DE Wiesbaden, DE
Company: Tenneco
Are you passionate about combustion engines and ready to make a real impact with OEMs and Tier 1 customers? We’re looking for a technically strong, results-driven Senior Application Engineer who takes ownership, drives projects forward, and turns technical challenges into customer success.
Your Responsibilities
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Act as the key technical interface for OEM and Tier 1 customers in valve seat inserts, valve guides, and related engine components
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Identify the right materials and engineering solutions based on tribological, thermal, and performance requirements
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Drive application projects from inquiry to customer approval
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Lead testing and validation activities, analyze results, and present clear technical recommendations
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Collaborate cross-functionally with R&D, Quality, Manufacturing, and Testing
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Monitor market and benchmarking trends to continuously improve our product portfolio
Your Profile
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Degree in Mechanical, Automotive, Manufacturing Engineering or similar
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5+ years of experience in automotive application engineering, technical customer support, or engine-related project work
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Strong knowledge of combustion engines, valve train systems, and tribology
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Experience with automotive customer approval processes
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Confident communicator in English, comfortable with presentations and customer meetings
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Structured, proactive, independent – and willing to travel
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