Upload Button Icon Add office photos
Engaged Employer

i

This company page is being actively managed by ExxonMobil Team. If you also belong to the team, you can get access from here

ExxonMobil Verified Tick

Compare button icon Compare button icon Compare

Filter interviews by

ExxonMobil Instrument & Control Engineer Interview Questions and Answers

Updated 5 Jul 2022

ExxonMobil Instrument & Control Engineer Interview Experiences

1 interview found

Round 1 - One-on-one 

(1 Question)

  • Q1. Turbine over speed protection

Interview Preparation Tips

Interview preparation tips for other job seekers - Design base d questions related to orifice sizing, anti surge valave design

Interview questions from similar companies

Interview experience
2
Poor
Difficulty level
-
Process Duration
-
Result
Selected Selected
Round 1 - Technical 

(2 Questions)

  • Q1. They will ask technical questions from your resume but want answer as like their plant.
  • Q2. What is the control valve and their part names.
  • Ans. 

    Control valves are devices used to regulate the flow of fluids in a system by varying the size of the flow passage.

    • Control valves have various parts including valve body, actuator, positioner, and valve trim.

    • Valve body is the main part of the control valve that houses the internal components.

    • Actuator is responsible for moving the valve plug to control the flow.

    • Positioner ensures the valve plug is in the correct positio...

  • Answered by AI
Round 2 - HR 

(1 Question)

  • Q1. A lot of deduction from salary structure. For example if you got 10.5 LPA CTC then you will get only 7.0 LPA in hand. And decuted salary is not sure you will.
  • Ans. 

    Salary deductions are common in CTC structures due to various components like PF, gratuity, taxes, etc.

    • CTC includes various components like basic salary, HRA, PF, gratuity, etc.

    • Deductions are made for PF, professional tax, income tax, etc.

    • Net salary received is after deducting these components.

    • Employers may also offer additional benefits like insurance, bonuses, etc.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - If you are outside from gujrat, first prepare your mind for stay here, second thing food is not good here, you are able to cook your self, third thing from your residence location to industry traveling time will be 1 hr and 30 minute, you prepare for this also. One most thing the work pressure 😁 you should also prepare for it... You have no time to straight your neck.
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. What is a Transmitter, types/functions and general configuration/calibrations
  • Ans. 

    A transmitter is a device that converts a signal from a sensor into a standardized output signal for measurement or control purposes.

    • Types of transmitters include pressure transmitters, temperature transmitters, level transmitters, and flow transmitters.

    • Functions of transmitters include sensing a physical parameter, converting it into an electrical signal, and transmitting the signal to a control system.

    • General configu...

  • Answered by AI
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in May 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Types of Instruments
  • Ans. 

    Instruments used in control and instrumentation include sensors, transmitters, controllers, and actuators.

    • Sensors: devices that detect changes in physical properties and convert them into electrical signals (e.g. temperature sensors, pressure sensors)

    • Transmitters: devices that send signals from sensors to controllers (e.g. signal transmitters)

    • Controllers: devices that receive signals from sensors and transmitters to re...

  • Answered by AI
  • Q2. PID loop working in Complete
  • Ans. 

    PID loop is a control system feedback mechanism used in industrial processes to maintain desired setpoints.

    • PID stands for Proportional, Integral, Derivative

    • Proportional term responds to the current error

    • Integral term corrects past errors

    • Derivative term predicts future errors

    • PID controller continuously calculates an error value as the difference between a desired setpoint and a measured process variable

    • Example: PID loop...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Strong basic
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-

I applied via campus placement at Netaji Subhas Institute of Technology (NSIT)

Round 1 - Technical 

(1 Question)

  • Q1. Working principle of elecotromagnetic flowmeter
  • Ans. 

    Electromagnetic flowmeter measures flow rate by using Faraday's law of electromagnetic induction.

    • Electromagnetic flowmeter is based on the principle of Faraday's law of electromagnetic induction.

    • It consists of a flow tube, electrodes, and a magnetic field.

    • When a conductive fluid flows through the flow tube, it generates a voltage proportional to the flow rate.

    • The electrodes detect the voltage and the magnetic field ens...

  • Answered by AI
Round 2 - Technical 

(1 Question)

  • Q1. Difference between interacting and non interacting system
  • Ans. 

    Interacting systems have feedback loops and can influence each other's behavior, while non-interacting systems operate independently.

    • Interacting systems have mutual dependencies and can affect each other's inputs, outputs, or behavior.

    • Non-interacting systems operate independently and do not have any influence on each other.

    • Interacting systems often involve feedback loops where the output of one system affects the input...

  • Answered by AI
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Mar 2024. There was 1 interview round.

Round 1 - HR 

(2 Questions)

  • Q1. Instrument Technician
  • Q2. Personal Details
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Newspaper Ad and was interviewed in Nov 2023. There were 2 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 - HR 

(3 Questions)

  • Q1. All the related questions in instrumentation
  • Q2. Calibration mathead
  • Q3. The calibration mathead is following formula AI AO and. DI Do

Interview Preparation Tips

Interview preparation tips for other job seekers - Study for calibration Loop check and same filed work
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(1 Question)

  • Q1. How much you earn
Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Job Fair and was interviewed in Feb 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Technical 

(6 Questions)

  • Q1. Any instrumentation equipment explain
  • Ans. 

    Instrumentation equipment refers to devices used to measure, control, and monitor various parameters in industrial processes.

    • Instruments like pressure gauges, flow meters, and temperature sensors are commonly used in instrumentation.

    • Control valves and actuators are used to regulate the flow of fluids or gases.

    • Programmable Logic Controllers (PLCs) are used for automation and control of processes.

    • Analytical instruments l...

  • Answered by AI
  • Q2. PLC and scada and DCS
  • Q3. PLC panel wiring diagram
  • Ans. 

    A PLC panel wiring diagram is a visual representation of the electrical connections and components in a programmable logic controller panel.

    • A PLC panel wiring diagram shows the layout and connections of various components such as power supplies, input/output modules, relays, and sensors.

    • It helps technicians understand how the electrical signals flow within the panel and how different devices are interconnected.

    • The diag...

  • Answered by AI
  • Q4. What is the control valve
  • Ans. 

    A control valve is a device used to regulate the flow of fluid or gas in a process system.

    • Control valves are commonly used in industries such as oil and gas, chemical, and power plants.

    • They can be operated manually or automatically through an electrical or pneumatic signal.

    • Control valves consist of a valve body, actuator, and positioner.

    • They can control variables such as flow rate, pressure, temperature, and level.

    • Exam...

  • Answered by AI
  • Q5. What is the transmitter
  • Ans. 

    A transmitter is a device used in instrumentation to convert a physical measurement into an electrical signal.

    • Transmitters are commonly used in industries such as oil and gas, chemical, and power plants.

    • They are used to measure variables such as pressure, temperature, flow rate, level, and pH.

    • Transmitters typically consist of a sensing element, signal conditioning circuitry, and an output signal.

    • The sensing element det...

  • Answered by AI
  • Q6. What is the flow meters
  • Ans. 

    Flow meters are devices used to measure the flow rate of a fluid or gas.

    • Flow meters are commonly used in industries such as oil and gas, water treatment, and manufacturing.

    • They can measure flow rates in various units such as liters per minute, cubic meters per hour, or gallons per minute.

    • Different types of flow meters include electromagnetic, ultrasonic, turbine, and differential pressure flow meters.

    • Flow meters can be...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Technical skills and programming had checked-in scada

Skills evaluated in this interview

Interview experience
2
Poor
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
-

I applied via Job Portal and was interviewed in Apr 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. Questions on Field Instruments
  • Q2. Questions based on your resume

Interview Preparation Tips

Interview preparation tips for other job seekers - Don't tell them your gap though you are 3-6 months, Because they will take that for granted and do a big buildup that you have a gap.

ExxonMobil Interview FAQs

How many rounds are there in ExxonMobil Instrument & Control Engineer interview?
ExxonMobil interview process usually has 1 rounds. The most common rounds in the ExxonMobil interview process are One-on-one Round.

Tell us how to improve this page.

Interview Questions from Similar Companies

TCS Interview Questions
3.7
 • 10.5k Interviews
Infosys Interview Questions
3.6
 • 7.6k Interviews
Wipro Interview Questions
3.7
 • 5.7k Interviews
Tech Mahindra Interview Questions
3.5
 • 3.9k Interviews
HCLTech Interview Questions
3.5
 • 3.8k Interviews
Shell Interview Questions
4.0
 • 191 Interviews
Bharat Petroleum Interview Questions
4.2
 • 155 Interviews
Schlumberger Interview Questions
3.9
 • 137 Interviews
View all
ExxonMobil Instrument & Control Engineer Salary
based on 4 salaries
₹17 L/yr - ₹20 L/yr
112% more than the average Instrument & Control Engineer Salary in India
View more details

ExxonMobil Instrument & Control Engineer Reviews and Ratings

based on 1 review

3.0/5

Rating in categories

4.0

Skill development

3.0

Work-life balance

4.0

Salary

1.0

Job security

3.0

Company culture

3.0

Promotions

3.0

Work satisfaction

Explore 1 Review and Rating
Project Engineer
78 salaries
unlock blur

₹15 L/yr - ₹40 L/yr

Data Scientist
54 salaries
unlock blur

₹14 L/yr - ₹52 L/yr

Master Data Specialist
43 salaries
unlock blur

₹5.5 L/yr - ₹8.5 L/yr

Project Control Engineer
38 salaries
unlock blur

₹15.6 L/yr - ₹46 L/yr

Planning Analyst
34 salaries
unlock blur

₹11 L/yr - ₹18.5 L/yr

Explore more salaries
Compare ExxonMobil with

Reliance Industries

4.0
Compare

Bharat Petroleum

4.2
Compare

Indian Oil Corporation

4.4
Compare

Hindustan Petroleum

4.2
Compare
Did you find this page helpful?
Yes No
write
Share an Interview