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L&T Water & Effluent Treatment Design Engineer Interview Questions and Answers

Updated 7 Jul 2023

L&T Water & Effluent Treatment Design Engineer Interview Experiences

1 interview found

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
-
Result
-

I applied via Recruitment Consulltant and was interviewed in Jun 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Double-check your resume for any spelling mistakes. The recruiter may consider spelling mistakes as careless behavior or poor communication skills.
View all tips
Round 2 - One-on-one 

(1 Question)

  • Q1. Mostly about Piping materials valves and layout concepts, piperack and other concepts
Round 3 - HR 

(2 Questions)

  • Q1. Tell about yourself and your profile
  • Q2. Salary discussion and negotiation

Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Water treatment
  • Q2. Instrumentation
Round 2 - HR 

(2 Questions)

  • Q1. Confidence building
  • Q2. Team building capability

I applied via Referral and was interviewed in Oct 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Technical questions relating to our job in deep. That's it

Interview Preparation Tips

Interview preparation tips for other job seekers - Whatever you know about say genuinely and be confident always. Don't hesitate at all.
Put your thoughts clearly.

I applied via Referral and was interviewed before Apr 2021. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Maintenance phylosophy
  • Ans. Depends on equipment running hour, criticality, availability and standby.
  • Answered Anonymously

Interview Preparation Tips

Topics to prepare for Thermax Limited Senior Engineer interview:
  • Boe
  • Energy manager
Interview preparation tips for other job seekers - Be confidential and technically strong.

Interview Questionnaire 

1 Question

  • Q1. How to sense flow transmitter to transmit signal to controller in selected range?
  • Ans. 

    Flow transmitter senses flow and transmits signal to controller in selected range.

    • Use a flow transmitter that is capable of sensing flow and transmitting a signal.

    • Connect the flow transmitter to the controller using appropriate wiring and communication protocols.

    • Configure the flow transmitter to operate within the desired range.

    • Ensure proper calibration of the flow transmitter to accurately measure and transmit flow da...

  • Answered by AI

Interview Questionnaire 

3 Questions

  • Q1. PSC girder
  • Q2. Minor bridge
  • Q3. Related

Interview Preparation Tips

Interview preparation tips for other job seekers - Good

I applied via Company Website and was interviewed before Jan 2021. There were 3 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. Pumps, Motors & Aerators
  • Q2. Working principle of pumps and Aerators
  • Ans. 

    Pumps and aerators are used to move fluids and gases respectively.

    • Pumps work by creating a pressure difference to move fluids from one place to another.

    • Aerators introduce air into liquids to increase oxygen levels and promote biological processes.

    • Types of pumps include centrifugal, positive displacement, and jet pumps.

    • Types of aerators include surface aerators, diffused aerators, and mechanical aerators.

  • Answered by AI
  • Q3. Pump calculation

Interview Preparation Tips

Interview preparation tips for other job seekers - Need more dedication and avoid unnecessary talks while answering important questions

I applied via Naukri.com and was interviewed in Mar 2021. There were 5 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Network, STP, Wet well, Pumping Station related.
  • Q2. TECHNICAL STP & WET WELL RELATED

Interview Preparation Tips

Interview preparation tips for other job seekers - Deep knowledge about planning, schedule & Execution .
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Jun 2023. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Basics of Water Treatment
  • Q2. Working Principle of DM Plant
  • Ans. 

    DM Plant removes impurities like salts and minerals from water using ion exchange process.

    • DM Plant stands for Demineralization Plant.

    • It uses ion exchange process to remove impurities like salts and minerals from water.

    • It consists of cation exchange resin and anion exchange resin columns.

    • Cations and anions in water are exchanged with hydrogen and hydroxyl ions in the resins.

    • The treated water is then passed through mixed...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Ion Exchange India Senior Engineer interview:
  • Water Treatment
  • Waste Water Treatment
Interview preparation tips for other job seekers - Study Basics of Water Treatment

I applied via Naukri.com and was interviewed in Feb 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Concrete structure and water supply related
Round 3 - HR 

(3 Questions)

  • Q1. What are your salary expectations?
  • Q2. Share details of your previous job.
  • Q3. Where do you see yourself in 5 years?

Interview Preparation Tips

Interview preparation tips for other job seekers - Very good response by HR team and managment

L&T Water & Effluent Treatment Interview FAQs

How many rounds are there in L&T Water & Effluent Treatment Design Engineer interview?
L&T Water & Effluent Treatment interview process usually has 3 rounds. The most common rounds in the L&T Water & Effluent Treatment interview process are Resume Shortlist, One-on-one Round and HR.

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L&T Water & Effluent Treatment Design Engineer Interview Process

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