Sr. Mechanical/Electrical Engineer

About this role

Perfection Hy-Test Company

As a part of the global industrial organization Marmon Holdings—which is backed by Berkshire Hathaway— you’ll be doing things that matter, leading at every level, and winning a better way. We’re committed to making a positive impact on the world, providing you with diverse learning and working opportunities, and fostering a culture where everyone’s empowered to be their best.

About Us  

Trensor   is a global technology leader serving both automotive OEM and aftermarket customers through innovative sensing, electromechanical, and vehicle system solutions. Since its founding,   Trensor   has grown into a trusted supplier to global automakers, Tier 1 suppliers, and leading aftermarket brands. Leveraging deep OEM engineering   expertise , vertical integration, intelligent design, and proprietary technologies,   Trensor   delivers OE-quality products with exceptional reliability, performance, and value. Today,   Trensor   is one of the industry's leading suppliers of sensors, measurement devices, and automotive electronics, supporting customers across North America and global markets.   Trensor   is a Marmon Holdings/Berkshire Hathaway company.  

Position Summary  

Trensor   is   seeking   a highly motivated   Senior Mechanical / Electromechanical Engineer   to lead product development, validation, and continuous improvement activities for an expanding portfolio of   fuel pumps, fuel delivery systems, electronic sensors, solenoids, relays, pressure switches, and vehicle electrical switching products .  

This role combines hands-on engineering, technical leadership, supplier collaboration, and new product development   responsibility . The successful candidate will serve as a subject matter expert in electromechanical automotive products, bridging mechanical, electrical, manufacturing, quality, and commercial functions to deliver OE-quality aftermarket solutions.  

What We Need

Product Development & Engineering  

• Lead and support new product introduction (NPI/NPD) for fuel pumps, fuel modules, sensors, electrical switches, relays, solenoids, and related electromechanical components.  

• Evaluate OE designs and competitive products through reverse engineering, benchmarking, and technical analysis.  

• Develop product specifications, engineering requirements, and performance criteria.  

• Drive design reviews, engineering changes, and product improvement initiatives.  

Validation & Technical Analysis  

• Develop and execute validation plans, DVP&R activities, and performance testing protocols.  

• Perform   functional , durability, environmental, vibration, thermal, electrical cycling, pressure, flow, and contamination testing.  

• Conduct root cause analysis, failure investigations, and corrective action development for product and field issues.  

• Define specifications for internal test equipment, fixtures, tooling, and validation systems.  

Supplier & Manufacturing Support  

• Partner with global suppliers and contract manufacturers to review product designs, tooling, manufacturing processes, and production readiness.  

• Support PPAP, DV/PV testing, launch readiness, and ongoing quality improvement initiatives.  

• Ensure design feasibility, manufacturability, reliability, and cost competitiveness.  

• Collaborate with Quality and Supply Chain teams to   maintain   supplier performance and product consistency.  

Technical Leadership  

• Serve as the engineering subject matter expert for fuel   system   and electromechanical product categories.  

• Provide technical support during customer meetings, product reviews, application discussions, and issue resolution activities.  

• Translate complex technical concepts into practical business and customer solutions.  

• Support catalog, product management, marketing, and sales teams with technical specifications, product attributes, fitment information, and competitive positioning.  

Lifecycle Management & Continuous Improvement  

• Support products throughout their lifecycle, including launch, commercialization, field performance monitoring, and redesign initiatives.  

• Identify   product line expansion opportunities and emerging technologies within fuel delivery, sensing, and switching systems.  

• Drive cost optimization, reliability improvements, and engineering best practices.  

• Ensure compliance with applicable SAE, ISO, IATF 16949, RoHS, REACH, and internal engineering standards.  

What You'll Need

• Bachelor's degree in Mechanical Engineering , Electromechanical Engineering, Mechatronics Engineering, Electrical Engineering, or related   field .  

• 7+ years of automotive product development experience involving fuel systems, sensors, switches, or other electromechanical assemblies.  

• Strong understanding of:  

• Fuel delivery systems and fuel pump technologies  

• Electronic sensors and signal output devices  

• Electrical switches, relays, and solenoids  

• Mechanical design, sealing, wear, durability, and vibration  

• Electrical circuit behavior and   component   interaction  

• Experience with DFMEA, PFMEA, DVP&R, PPAP, DV/PV validation, and APQP processes.  

• Hands-on experience with laboratory testing and validation equipment.  

• Proficiency   interpreting engineering drawings, specifications, CAD models, and manufacturing tolerances.  

• Strong analytical, troubleshooting, project management, and communication skills.  

• Experience working with international suppliers and global manufacturing organizations preferred.  

What Success Looks Like  

• Consistently delivers OE-quality products that meet customer expectations for performance, reliability, and durability.  

• Drives technically sound product launches on schedule.  

• Acts as a trusted engineering resource across product management, quality, supply chain, and commercial teams.  

• Identifies   innovative product opportunities that expand   Trensor's   leadership position in the automotive

Similar jobs

• Sr. Mechanical Engineer — Dandy · USA - San Francisco Bay Area CA
• Sr. Mechanical Engineer — Terranorbitalcorporation · Irvine, CA
• Sr. Mechanical Engineer — Oshkosh Corporation · Orlando, Florida, United States
• Sr. Mechanical Engineer — Astemo · Farmington Hills, Michigan, United States
• Sr. Mechanical Engineer — Astemo · Harrodsburg, Kentucky, United States
• Sr. Mechanical Engineer — Havocai · Rumford, RI
• Sr. Mechanical Engineer — FLIR · US - Wilsonville, OR | US - Orlando, FL
• Sr. Mechanical Engineer — Aevexaerospace · Huntsville, Alabama, United States; Northern, VA, United States; Tampa, Florida, United States