Technical Support Engineer – HVAC EOL Testing & R&D;

1. Position Details

Position: Technical Support Engineer – HVAC EOL Testing & R&D;

Department: Technical / Engineering

Reporting To: Technical & Commissioning Head / Engineering Head

Experience: 3–7 Years

Qualification: B.E./B.Tech/Diploma – Mechanical / HVAC / Refrigeration & Air Conditioning

Preferred Industry: HVAC Equipment Manufacturing / Product Testing / R&D; / Validation Laboratory

2. Role Purpose The Technical Support Engineer will provide specialized technical support based on hands-on experience in HVAC End-of-Production Testing Laboratories and HVAC Equipment R&D; / Product Testing Laboratories.

The role will be responsible for understanding HVAC equipment performance, conducting and supporting end-of-line testing, analysing test data, identifying product-level deviations, troubleshooting technical issues and supporting engineering, production, quality and commissioning teams.

The position will act as a technical link between HVAC product testing/R&D;, manufacturing, quality, engineering and field commissioning teams.

3. Key Responsibilities

A. HVAC End-of-Production Testing / EOL Testing

- Conduct and support End-of-Production / End-of-Line testing of HVAC equipment before dispatch.
- Verify equipment performance against approved specifications, datasheets and production test criteria.
- Carry out functional and performance checks of HVAC units.
- Check and record critical parameters including:
- Airflow
- Supply/return air temperature
- Cooling/heating capacity
- Refrigerant pressures and temperatures
- Compressor performance
- Fan/blower operation
- Electrical voltage/current/power
- Refrigerant circuit parameters
- Static and differential pressure
- Humidity, wherever applicable
- Noise and vibration, wherever applicable.
- Identify abnormal operating conditions during production testing.
- Ensure testing is completed according to approved test procedures and acceptance criteria.
- Review test results and release equipment for further production/dispatch after satisfactory test completion.
- Support investigation and rectification of units failing EOL testing.

B. HVAC R&D; / Product Testing Laboratory

- Support R&D; and product validation testing of recent and existing HVAC equipment.
- Assist in testing prototypes, engineering samples and modified products.
- Conduct comparative performance testing for design/product modifications.




- Support testing under different operating and environmental conditions.
- Analyse product performance against design targets and customer requirements.
- Assist engineering teams in product development and design validation.
- Participate in development and validation of new testing procedures.
- Support testing of HVAC equipment under different load, airflow, temperature and operating conditions.
- Identify performance trends and deviations from expected product behaviour.
- Maintain proper test records and technical documentation for R&D; activities.

C. Testing Data Analysis

- Collect, validate and analyse test data from HVAC test benches and laboratory equipment.
- Review trends and identify abnormal readings or performance deviations.
- Compare actual performance against:
- Design values
- Rated values
- Factory acceptance criteria
- Previous test results
- Product specifications.
- Prepare technical test reports and performance summaries.
- Assist in identifying correlations between test parameters and equipment performance.
- Maintain historical testing data for future troubleshooting and product improvement.

D. Troubleshooting & Root Cause Analysis

- Investigate HVAC equipment failures during EOL and R&D; testing.
- Perform systematic technical troubleshooting of:
- Refrigeration systems
- Compressors
- Expansion devices
- Heat exchangers
- Fans/blowers
- Motors
- Controls and sensors
- Electrical systems
- Airside performance.
- Conduct Root Cause Analysis (RCA) for repeated test failures.
- Coordinate with Production, Quality, Design/R&D; and Service teams for corrective actions.
- Verify corrective actions through repeat testing.
- Identify recurring failure patterns and recommend preventive measures.

E. Test Equipment & Laboratory

- Operate and maintain HVAC testing laboratory equipment and test rigs.
- Ensure correct use of temperature, pressure, airflow, electrical and other measurement instruments.
- Verify calibration status of testing instruments before testing.
- Support troubleshooting of test benches, sensors,



data acquisition systems and laboratory instrumentation.
- Assist in maintaining accuracy and reliability of laboratory measurements.
- Support periodic validation of test rigs and measurement systems.
- Maintain proper laboratory test records and equipment history.

F. Technical Support to Field / Commissioning Team

- Provide technical inputs to site and commissioning teams for equipment-related issues.
- Analyse field performance complaints using laboratory testing knowledge.
- Compare field operating parameters with factory test results.
- Support technical investigation of equipment performance complaints.
- Coordinate with R&D;/OEM/production teams when field issues require laboratory validation.
- Where required, participate in site visits for technically critical issues.

4. Technical Competencies Required The candidate should have strong practical knowledge of:

- HVAC equipment operation and performance
- Refrigeration and air-conditioning systems
- HVAC product testing
- End-of-Line / End-of-Production testing
- HVAC R&D; testing and validation
- Cooling and heating capacity testing
- Airflow measurement
- Refrigerant circuit measurements
- Temperature and pressure measurement
- Electrical performance testing
- Test instrumentation
- Data acquisition systems
- HVAC sensors and controls
- Test bench operation
- Performance data analysis
- Troubleshooting
- Root Cause Analysis
- Technical report preparation.

5. Preferred Equipment Exposure

Experience with testing of one or more of the following would be advantageous:

- AHU
- FCU
- DX Units
- Package Units
- Rooftop Units
- Precision Air Conditioning Units
- Chillers
- Condensing Units
- Heat Pumps
- VRF/VRV systems
- Air-cooled / water-cooled HVAC equipment
- Refrigeration equipment.

6. Standards & Technical Knowledge

Working knowledge of relevant HVAC testing and performance standards is preferred, such as:

- AHRI standards
- ASHRAE standards
- ISO / EN standards related to HVAC performance testing
- IEC standards applicable to HVAC electrical systems
- Applicable customer-specific testing procedures.

The candidate should be capable of understanding a test standard and converting its requirements into a practical testing procedure/checklist.

Pay: ₹40,000.00 - ₹50,000.00 per month

Benefits

- Health insurance
- Paid sick time
- Paid time off
- Provident Fund

Work Location: In person

📌 Technical Support Engineer (Chennai)
🏢 Delta Stark Engineering
📍 Chennai