I applied through college or university. The process took 2 days. I interviewed at e-con Systems (Chennai) in Sep 2023
Interview
Placement process has 4 rounds 1. online assessment, 2.tech round 1,
3. Tech round 2 ,
4. HR Round
In first round it has 7 sections total consists of hardware questions from my domain ECE , mainly from network theory , puzzles ,fill in blanks Lind of questions and programming mcqs and 3 programming
I got selected for next round they have asked abt myself, my project and blk diagram of it and from ckt theory qns flipflops etc .
Interview questions [1]
Question 1
Tell me abt yourself?
Domain questions( hardware]
Abt Project
Basics of electronics
I applied through college or university. I interviewed at e-con Systems (Chennai) in Mar 2026
Interview
They ask about microprocessor, microcontroller and project explanation. What is capacitor, what is inductor, Draw and explain about nand gate. What is number system, octal to binary conversion. Self introduction, some circuit diagrams are given and also said to solve.
You apply through company website, LinkedIn, or referral.
HR shortlists based on resume, skills, and experience.
C programming concepts (pointers, structures, memory)
Microcontrollers (ARM, PIC, etc.)
Communication protocols (UART, SPI, I2C, CAN)
Interrupts
RTOS basics
Debugging methods
Interview questions [1]
Question 1
Dso triggering modes
Ammeter voltage in connected above circuit
First stage was the written test. It contains general aptitude and electrical and electronics questions with two sets. One is MCQ and other one is theoretical. And ,then depends upon the performance the interview begins.
Interview questions [1]
Question 1
They asked about the circuits, but it was too difficult.
Hardware Engineer applicants have rated the interview process at e-con Systems with 3.3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 75% positive. To compare, the company-average is 80% positive. This is according to Glassdoor user ratings.
Candidates applying for Hardware Engineer roles take an average of 1 day to get hired, when considering 4 user submitted interviews for this role. To compare, the hiring process at e-con Systems overall takes an average of 1 day.
Common stages of the interview process at e-con Systems as a Hardware Engineer according to 4 Glassdoor interviews include:
Skills test: 29%
Personality test: 29%
IQ intelligence test: 14%
Group panel interview: 14%
One on one interview: 14%
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