Commercial Vehicle Diagnostic Expert

We are seeking an experienced  Commercial Vehicle Diagnostic Expert  with broad and in-depth knowledge of vehicle systems to join our team.

This role is designed for a true automotive expert — someone with deep hands-on and theoretical understanding of vehicle mechanics, electronics, ECUs, diagnostics, and communication networks — who can leverage that expertise to develop new tools, capabilities, and predictive models for future vehicle fault detection.

You will serve as a professional authority in the automotive domain, translating real-world vehicle behaviour and failure mechanisms into innovative technological solutions.

Beyond supporting installations and customers, this position plays a critical role in shaping the next generation of predictive maintenance capabilities by transforming automotive knowledge into system logic, analytical tools, and fault prediction models.

Your D2D will include

• Leverage deep automotive knowledge to develop new system capabilities and predictive maintenance tools
• Identify commercial vehicle mechanical and electrical failure patterns and translate them into system logic and predictive models
• Investigate vehicle CAN bus data and sensor data to extract engineering insights
• Define failure scenarios and convert them into structured diagnostic and analytical frameworks
• Work closely with algorithm, software, and data teams to design and refine predictive models
• Conduct controlled field experiments and build detailed technical reports
• Investigate complex product and vehicle malfunctions
• Provide advanced technical support and professional guidance to customers
• Prepare installation manuals and technical documentation
• Deliver technical training to internal teams, distributors, and customers
• Stay up to date with emerging technologies and trends in the automotive industry

A good fit would be:

• At least 5 years of experience working with commercial vehicles as a mechanic or diagnostician - Must
• Experience managing diagnostic department is a huge plus
• Strong diagnostic expertise and experience with advanced diagnostic equipment
• Extensive knowledge of vehicle systems (mechanical, electrical, electronic, and communication protocols)
• Previous experience working with overseas clients
• Experience in the field of car electronics and in-vehicle computer systems 
• Deep understanding of in-vehicle communication networks (CAN – advantage)
• Experience in building technical training plans 
• Experience in technical writing and execution of technical investigation reports 
• Ability to read high-level technical and electrical drawings   
• High level English –must 
• Self-learning ability of complex technical material 
• The ability to work while having multiple tasks and stressful schedules 
• Deep technical understanding                     

What will you enjoy?

• Working in a successful leading company in the growing automotive industry
• A dynamic, energetic, and supportive work environment
• Cutting edge technologies
• Being exposed to and working with a variety of interfaces and customers
• Meeting complex project requirements for customers across the globe
• Flexible & Hybrid work environment

Who we are?

Questar Auto Technologies is a company at the forefront of the automotive industry, introducing innovative AI technology for predictive vehicle health & Driver behavior. We help our clients in the automotive sector, including automakers and fleet operators, to unlock the value of their vehicle data and make informed decision through insights delivered to them through our systems. Our solution combines cutting-edge AI-based analytics software, advanced data analytics, and extensive experience in the commercial vehicles industry telematics. By performing deep learning both onboard vehicles and in the cloud, Questar's technology can predict potential issues before they occur, enabling proactive management of maintenance, drivers, and mission, reducing TCO.

Questar system is deployed in 20 countries and some of the largest OEMs & Teir1 are part of the company customers.