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John Energy Chief Mechanic Interview Questions and Answers

Updated 20 Aug 2021

John Energy Chief Mechanic Interview Experiences

1 interview found

I applied via Company Website and was interviewed in Jul 2021. There were 3 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Koomey unit principles and working systems
  • Ans. 

    Koomey unit is a hydraulic accumulator system used to provide high-pressure fluid for well control operations.

    • Koomey unit is also known as a BOP control unit.

    • It consists of hydraulic pumps, accumulators, and control valves.

    • The unit is used to operate the blowout preventer (BOP) stack during drilling operations.

    • It can also be used to close the BOP in case of an emergency.

    • The system is designed to maintain pressure even ...

  • Answered by AI
  • Q2. Top drive maintenance
  • Q3. Cat 3512B engine maintenance
  • Q4. Mud Pump all Clarence

Interview Preparation Tips

Interview preparation tips for other job seekers - I finished my interview with 1st rank

Interview questions from similar companies

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

(2 Questions)

  • Q1. If any emergency what can do
  • Ans. 

    In case of an emergency, I would remain calm, assess the situation, and take appropriate action to ensure the safety of all individuals involved.

    • Remain calm and assess the situation quickly

    • Follow emergency protocols and procedures

    • Ensure the safety of all individuals involved

    • Contact emergency services if necessary

    • Provide first aid or medical assistance if trained to do so

  • Answered by AI
  • Q2. How is responsible in work side
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(3 Questions)

  • Q1. What's automobile industry
  • Ans. 

    The automobile industry is a sector that designs, manufactures, and sells motor vehicles, including cars, trucks, and motorcycles.

    • Involves the production of vehicles such as cars, trucks, and motorcycles

    • Includes designing, manufacturing, and selling of motor vehicles

    • Incorporates various components like engines, chassis, and electrical systems

    • Involves research and development for innovation and improvement

    • Global industr...

  • Answered by AI
  • Q2. How maintain commercial vehicle sigment
  • Ans. 

    Maintaining commercial vehicles involves regular inspections, servicing, and repairs to ensure optimal performance and safety.

    • Perform regular inspections of the vehicle's engine, brakes, tires, and other critical components.

    • Follow manufacturer's recommended maintenance schedule for oil changes, filter replacements, and other routine tasks.

    • Address any issues or malfunctions promptly to prevent further damage and ensure ...

  • Answered by AI
  • Q3. Automobile is a self-propelled vehicle which is used to carry the goods and passenger on the ground
Round 2 - HR 

(2 Questions)

  • Q1. What's internal combustion engine
  • Ans. 

    An internal combustion engine is a type of engine that generates power by burning fuel inside the engine itself.

    • Uses combustion of fuel within the engine to generate power

    • Commonly used in vehicles such as cars, motorcycles, and trucks

    • Consists of cylinders, pistons, spark plugs, and a fuel delivery system

    • Two main types are gasoline and diesel engines

  • Answered by AI
  • Q2. How work internal combustion engine
  • Ans. 

    Internal combustion engines work by burning fuel inside a combustion chamber to create controlled explosions that drive pistons and generate mechanical power.

    • Fuel and air mixture is ignited inside the combustion chamber

    • The resulting explosion pushes the piston down, converting the energy into mechanical motion

    • The piston is connected to a crankshaft, which converts the linear motion into rotational motion

    • The rotational ...

  • Answered by AI
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Projects in CV, welding, GD&T
  • Ans. 

    I have experience working on projects involving welding and applying GD&T principles.

    • Completed a project where I designed and welded a steel frame for a small vehicle

    • Utilized GD&T principles to ensure precise measurements and tolerances in a project involving machining parts for an assembly line

    • Familiar with interpreting engineering drawings and applying GD&T symbols accurately

  • Answered by AI
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed before Jul 2023. There were 2 interview rounds.

Round 1 - Group Discussion 

My GD topic was Renewable Energy

Round 2 - One-on-one 

(2 Questions)

  • Q1. Tell me about yourself
  • Q2. Technical questions from my field related experience

Interview Preparation Tips

Topics to prepare for GAIL Senior Engineer Mechanical interview:
  • Technical
Interview preparation tips for other job seekers - Interviewers asked many unusual questions, might be checking my passion. Couldn't answer many safety related questions and answered well to all technical questions which might actually impress them
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
Selected Selected

I applied via Job Fair

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 

(2 Questions)

  • Q1. Salary and packages and past Experience
  • Q2. Why you want to join our company Why you leaving previous company What was your salary package and leave cycle How do you know about our company What is your expection When you are going to join

I applied via Walk-in and was interviewed in Oct 2021. There were 8 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 - Aptitude Test 

My behaviour, and responsibility

Round 3 - Coding Test 

Speech and knowlege

Round 4 - Group Discussion 

Shereing of the obverse

Round 5 - Case Study 

My prossnal job

Round 6 - HR 

(1 Question)

  • Q1. Take of job and documents
  • Ans. 

    Work permit and equipment details with jobsop

  • Answered Anonymously
Round 7 - Technical 

(1 Question)

  • Q1. Job and documents knowledgeable
Round 8 - One-on-one 

(1 Question)

  • Q1. My profile and job knowledge

Interview Preparation Tips

Interview preparation tips for other job seekers - Good Job and documents knowledge🤝

I applied via Naukri.com and was interviewed before Mar 2021. There were 2 interview rounds.

Round 1 - Technical 

(3 Questions)

  • Q1. Previous project Experience
  • Q2. Design basics and Material standards
  • Q3. Site executions and safety improvents
Round 2 - HR 

(3 Questions)

  • Q1. What is your family background?
  • Q2. Why should we hire you?
  • Q3. What are your strengths and weaknesses?

Interview Preparation Tips

Interview preparation tips for other job seekers - Be attentive about your past job responsibilities and achievements.

Mechanical Engineer Interview Questions & Answers

Saudi Aramco user image Katamaneni Koteswararao

posted on 3 Jun 2022

I applied via Recruitment Consulltant and was interviewed before Jun 2021. There were 6 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 - One-on-one 

(6 Questions)

  • Q1. Explain your self and where did you working current in 2014
  • Q2. Which gas can use for while hot/live tapping
  • Ans. 

    Nitrogen gas is commonly used for hot/live tapping in mechanical engineering.

    • Nitrogen gas is inert and non-reactive, making it safe to use in hot/live tapping processes.

    • It helps to create a protective atmosphere to prevent explosions or fires.

    • Nitrogen gas is readily available and cost-effective.

    • Other gases like argon or carbon dioxide can also be used depending on the specific requirements.

  • Answered by AI
  • Q3. Which method can we follow for railway/road/river crossings
  • Ans. 

    Various methods can be used for railway/road/river crossings depending on the location and other factors.

    • Bridges can be built over the crossing

    • Tunnels can be dug under the crossing

    • Level crossings can be used for roads

    • Flyovers can be constructed for roads

    • Ferries can be used for river crossings

    • Aqueducts can be built for waterways

    • Location, traffic volume, and safety considerations must be taken into account when choosing

  • Answered by AI
  • Q4. Which procedure can follow for pipe lines welding while route and filling
  • Ans. 

    The procedure for pipe lines welding while route and filling involves several steps.

    • Clean the area to be welded thoroughly

    • Tack weld the pipes together

    • Weld the root pass

    • Fill the remaining gap with weld metal

    • Perform post-weld heat treatment if required

    • Inspect the weld for defects

  • Answered by AI
  • Q5. Cross country pipeline code - Nitrogen
  • Q6. Explain About RT, UT, and magnetic partials
  • Ans. 

    RT, UT, and magnetic partials are non-destructive testing methods used in engineering.

    • RT stands for Radiographic Testing and uses X-rays or gamma rays to inspect the internal structure of a material.

    • UT stands for Ultrasonic Testing and uses high-frequency sound waves to detect flaws or defects in a material.

    • Magnetic particle testing uses magnetic fields and iron particles to detect surface and slightly subsurface defec...

  • Answered by AI
Round 3 - Assignment 

What IS API 5L

Round 4 - Coding Test 

What is ASME B 16.5

Round 5 - Coding Test 

What is ASME IX

Round 6 - Coding Test 

Whatbis ASME B 31.4

Interview Preparation Tips

Topics to prepare for Saudi Aramco Mechanical Engineer interview:
  • ASME, API, ASTM, ANSI,
Interview preparation tips for other job seekers - Feel free just listion and first what they are asking then don't give chance to them ask any other questions.
Even I attended in Chennai for other company but they call me for as a Project manager interview and they ask me questions in design, fabrication and supply time management. Then it's confirmed that post they already reserved for some others. If they reserve already they should not call for interveiw.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Company Website and was interviewed in Feb 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 - Group Discussion 

Digital Education taking over traditional education

Round 3 - One-on-one 

(5 Questions)

  • Q1. Brief yourself along with your daily routine
  • Ans. 

    I am a Senior Engineer Mechanical with a structured daily routine.

    • I start my day by reviewing emails and prioritizing tasks.

    • I attend team meetings to discuss project progress and address any issues.

    • I spend a significant amount of time designing and analyzing mechanical systems.

    • I collaborate with cross-functional teams to ensure project milestones are met.

    • I regularly communicate with clients to understand their requirem...

  • Answered by AI
  • Q2. What is material science?
  • Ans. 

    Material science is the study of the properties and behavior of materials.

    • It involves the study of the structure, properties, and performance of materials.

    • It encompasses a wide range of materials including metals, ceramics, polymers, and composites.

    • Material scientists use various techniques to analyze and manipulate materials, such as microscopy, spectroscopy, and mechanical testing.

    • The field of material science has ma...

  • Answered by AI
  • Q3. What is eutectic point?
  • Ans. 

    Eutectic point is the temperature at which a eutectic mixture solidifies or melts at a constant temperature.

    • Eutectic point is the lowest possible melting point of a mixture of two or more substances.

    • It is a specific composition of a mixture where the melting point is at its lowest.

    • At the eutectic point, the mixture solidifies or melts at a constant temperature.

    • Examples of eutectic mixtures include solder, alloys, and c

  • Answered by AI
  • Q4. What is eutectoid point?
  • Ans. 

    Eutectoid point is the temperature at which a eutectoid reaction occurs.

    • Eutectoid point is a specific temperature at which a solid solution transforms into two or more different solid phases.

    • It is a characteristic property of alloys.

    • For example, the eutectoid point of steel is 727°C, at which austenite transforms into pearlite.

    • Eutectoid point is important in the heat treatment of metals and alloys.

  • Answered by AI
  • Q5. What is pearlite and how does its form? is it ductile? if yes why?
  • Ans. 

    Pearlite is a lamellar mixture of ferrite and cementite formed during slow cooling of austenite.

    • Pearlite is a microstructure commonly found in steels.

    • It is formed during the eutectoid reaction when austenite transforms into ferrite and cementite.

    • It has a layered structure which gives it good ductility.

    • Pearlite is not a separate phase but a mixture of two phases - ferrite and cementite.

    • It is commonly used in the manufac...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Brush up your basic engineering concepts, go through your daily work activities from roots. Be confident.

John Energy Interview FAQs

What are the top questions asked in John Energy Chief Mechanic interview?

Some of the top questions asked at the John Energy Chief Mechanic interview -

  1. Koomey unit principles and working syste...read more
  2. Top drive maintenan...read more
  3. Cat 3512B engine maintenan...read more

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John Energy Chief Mechanic Salary
based on 4 salaries
₹9.6 L/yr - ₹10 L/yr
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