Vehicle Thermal, Range, Efficiency Test and Validation Engineer

Position: Vehicle Thermal, Range, Efficiency Test and Validation Engineer

Working Location: Hai Phong – Viet Nam

Contact to: Nguyen Thi My Hanh (myhanhnt@vietsol.com.vn)

Job Descriptions:

Vietsol is looking for a potential candidate – Vehicle Thermal, Range, Efficiency Test and Validation engineer, the detail Job Descriptions are as below:

Scope of work:

Test Planning & Preparation:

• Develop detailed test plans to assess thermal management systems, driving range, and energy efficiency for electric vehicles under various real-world conditions (e.g., hot, cold, or humid environments).
• Work closely with design, powertrain, and thermal teams to establish performance targets and define testing parameters for range and efficiency validation.
• Select appropriate test environments such as climatic wind tunnels, on-road testing, or chassis dynamometers to simulate real-world driving scenarios, and ensure proper instrumentation for thermal and energy data collection.
• Coordinate the setup and calibration of sensors for temperature, energy flow, and efficiency measurements across different subsystems like the battery, motor, power electronics, and HVAC.

Test Execution:

Thermal System Testing:

• Conduct thermal performance testing on critical EV systems including the battery thermal management system (BTMS), electric motor cooling, power electronics, and HVAC system.
• Test and evaluate thermal stability and cooling performance during high-load driving conditions, fast charging cycles, and extreme ambient temperatures.
• Assess the impact of thermal management on energy efficiency and vehicle range, identifying potential improvements to maximize battery life and vehicle performance.

Range & Efficiency Testing:

• Plan and execute range testing under various driving conditions (city, highway, mixed) and load scenarios, both in controlled environments and on-road testing.
• Monitor and analyze vehicle energy consumption, regenerative braking performance, and auxiliary power usage to optimize driving range.
• Evaluate and compare vehicle efficiency during different drive modes (e.g., eco, normal, sport) and develop strategies to enhance energy recovery and reduce consumption.
• Ensure that testing adheres to regulatory standards for electric vehicles, including WLTP (Worldwide Harmonized Light Vehicles Test Procedure), EPA, and NEDC.

Data Analysis & Reporting:

• Analyze test data using tools like MATLAB, Python, or Excel to assess thermal behavior, energy efficiency, and range performance across various test conditions.
• Identify trends, performance deviations, and areas for improvement, providing detailed technical reports with insights for optimizing thermal management and energy efficiency.
• Generate comprehensive validation reports for internal stakeholders and regulatory compliance documentation.
• Provide actionable recommendations to the design and development teams to enhance system performance and resolve any issues identified during testing.

Problem Solving & Troubleshooting:

• Strong diagnostic and troubleshooting skills for identifying and solving issues related to thermal performance, energy efficiency, or range degradation.
• Ability to analyze complex test data and develop actionable recommendations to improve system performance.

Collaboration & Communication:

• Excellent communication skills to effectively present test results, analysis, and recommendations to both technical and non-technical stakeholders.
• Ability to work in cross-functional teams and communicate with external testing facilities, suppliers, and regulatory agencies.

Job Requirements:

Key Skills & Qualifications:

• Candidates must hold a bachelor’s degree in a related field (automotive, mechanical, mechatronic…); a master’s degree is preferred.
• Minimum of 2+ years of experience in vehicle Thermal, Range, Efficiency.
• Experience in working for OEM is a plus
• Experience with electric and hybrid vehicle testing, including thermal system testing for batteries, motors, and power electronics.
• Familiarity with advanced cooling technologies such as liquid cooling, phase change materials, or active thermal management systems.
• Hands-on experience with coast down and range test of WLTP/EPA/ NEDC.

Problem-Solving & Analytical Skills:

• Strong diagnostic and troubleshooting skills for identifying and solving issues related to thermal performance, energy efficiency, or range degradation.
• Ability to analyze complex test data and develop actionable recommendations to improve system performance.

Communication Skills:

• Excellent communication skills to effectively present test results, analysis, and recommendations to both technical and non-technical stakeholders.
• Ability to work in cross-functional teams and communicate with external testing facilities, suppliers, and regulatory agencies.

Work Conditions:

• Split between office-based work for data analysis and test planning, and on-site testing at climatic chambers, dynamometers, and proving grounds.
• Occasional travel is required for testing at remote facilities or for collaboration with external partners and suppliers.
• Flexible working hours may be required to accommodate specific test schedules.

Benefit:

• Good salary (includes base salary, additional salary, housing allowance, meal allowance, etc.)
• 13th month salary + Incentive/performance bonus
• Salary review twice a year
• Lunch monthly support
• Accommodation support if working at Hai Phong and Company transportation from Van Cao Street/Ngo Gia Tu Street, Hai Phong City to factory.
• Company shuttle service between Hanoi and Hai Phong at the beginning and end of the workweek
• Mon–Fri & alternative Saturday working schedule with 44 hours/week.
• 12 annual leave days plus 1 birthday leave
• Health care insurance
• Training & career development program
• Oversea working opportunities
• Have opportunity to work in Electric vehicle development project and testing with system/vehicle integration level.
• Working in international environment with expert around the world
• Opportunities for career advancement to Team Leader, Group Leader, and Manager positions
• Monthly budget for team activities, etc.