I applied through university. I interviewed at Johnson Controls in Jul 2017
Interview
3 rounds of testing
1st round -aptitude *verbal,gk
2nd -technical -basics of your coresponding stream.
aptitude is quite eady and cn be attended with minimum practise ,technical interview was requires good understanding of basics
concentrate on control system ,controllers
3rd-hr
Interview questions [1]
Question 1
technical interview
Rectifier full and half wave output
They asked basic engineering questions from core topics specially from electrical subjects like electronic instruments,basic engineering fundamentals .Also, the process consisted of 3 rounds of interview 2- technical and 1-HR round .
Interview questions [1]
Question 1
Working of transformers and types of transformers?
Thermistor -What is it and where it is used?
I applied through university. The process took 2 weeks. I interviewed at Johnson Controls
Interview
The interview process typically begins with an online test to assess aptitude, technical knowledge, and problem-solving skills. Shortlisted candidates then proceed to a technical interview focused on core concepts, projects, and practical applications. Finally, an HR interview evaluates communication skills, cultural fit, and overall suitability for the role.
I applied through university. I interviewed at Johnson Controls in Sept 2025
Interview
Process goes on in rounds with technical knowledge and HR questions. Preparing core concepts will help. Ensure to speak everything you know about the concept during interview. Overall good experience.
Interview questions [1]
Question 1
How opamp works?
How cctv are networked?
How FAS works?