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Petrofac Mechanical Maintenance Supervisor Interview Questions, Process, and Tips

Updated 10 Jun 2020

Petrofac Mechanical Maintenance Supervisor Interview Experiences

1 interview found

I applied via Recruitment Consultant and was interviewed before Jun 2019. There were 3 interview rounds.

Interview Questionnaire 

5 Questions

  • Q1. In reciprocating Compressor 1 st stage pressure increase .what is the reason ? trouble shooting.
  • Ans. 

    Reciprocating compressor 1st stage pressure increase - reason and troubleshooting

    • Possible reasons: clogged suction filter, worn out piston rings, valve failure, incorrect valve timing, inadequate lubrication

    • Troubleshooting steps: check suction filter, inspect piston rings and valves, adjust valve timing, ensure proper lubrication

    • If issue persists, consult manufacturer's manual or seek professional help

  • Answered by AI
  • Q2. Different type of pump and parts name.with sectional drawing, show the parts of pump to be explained
  • Ans. 

    Different types of pumps and their parts with sectional drawings.

    • Centrifugal pumps have impellers, volutes, and shafts.

    • Positive displacement pumps have gears, lobes, and vanes.

    • Diaphragm pumps have diaphragms, check valves, and ball valves.

    • Sectional drawings show the internal parts of a pump.

    • Pumps can be classified based on their application, such as water pumps, fuel pumps, and chemical pumps.

  • Answered by AI
  • Q3. Vessel entry or confined space entry, what are the sequence to be followed & Blinding and De blinding method
  • Q4. Alignment of pump and driver coupling
  • Ans. 

    Alignment of pump and driver coupling is crucial for efficient operation and to prevent damage.

    • Proper alignment ensures smooth power transmission between the pump and driver.

    • Misalignment can lead to excessive vibration, premature wear, and reduced efficiency.

    • Alignment can be achieved through various methods such as laser alignment or dial indicators.

    • Alignment should be checked regularly and adjusted if necessary.

    • Exampl...

  • Answered by AI
  • Q5. What is DBS in coupling. Distance between shaft
  • Ans. 

    DBS in coupling refers to the distance between the two shafts.

    • DBS stands for Distance Between Shafts.

    • It is the distance between the two shafts in a coupling.

    • It is an important parameter to consider while selecting a coupling.

    • The DBS value is usually provided by the coupling manufacturer.

    • It helps in ensuring proper alignment and avoiding misalignment issues.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be bold

Interview questions from similar companies

I applied via Referral and was interviewed before Jan 2017. There were 3 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. How does UPS works , switching program, Ferretti effect, automation PLC programming.
  • Q2. Why they should take me?
  • Q3. Salary negotiation, Job location & rotation schedule.
  • Q4. Is it comfortable to transfer all over INDIA.
  • Ans. 

    Yes, it is comfortable to transfer all over INDIA.

    • As an electrical engineer, I am trained to work in various locations.

    • I am adaptable and can easily adjust to different environments and cultures.

    • I have experience working on projects in different states of India.

    • I am willing to travel and relocate as required for the job.

  • Answered by AI

Interview Preparation Tips

General Tips: Just be true about what you know. If they like they will select you rather than you are made for some different good company.
Skills: Communication, Body Language, Problem Solving, Leadership, Presentation Skills, Time Management, Decision Making Skills
Duration: <1 week

Interview Questionnaire 

2 Questions

  • Q1. How does UPS works, Ferretti effect, automation programing, Electrical control drawing,
  • Q2. Discussion & negotiation of salary,job location,rotation job discussion

Interview Questionnaire 

1 Question

  • Q1. Job responsibilities,Area,Unit,ex, safety rules,LoTo, switchgear etc

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on ur technical and non technical skill
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
Round 1 - Technical 

(3 Questions)

  • Q1. What is yield strength and ultimate strength
  • Ans. 

    Yield strength is the stress at which a material begins to deform plastically, while ultimate strength is the maximum stress a material can withstand before breaking.

    • Yield strength is the point where a material starts to deform plastically, meaning it will not return to its original shape once the stress is removed.

    • Ultimate strength is the maximum stress a material can withstand before it breaks or fractures.

    • Yield stre...

  • Answered by AI
  • Q2. All FEA related questions
  • Q3. All basic SOM and SHEET METAL RELATED QUESTIONS

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare for fea and matlab even though if your gd shows only creo modelling responsibility.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Technical questions
Round 2 - Group Discussion 

Rotten egg on inverted pen, social media

Round 3 - One-on-one 

(1 Question)

  • Q1. Interview questions
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Sep 2022. There were 3 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 

(1 Question)

  • Q1. What would you do if the design called for tight tolerances and the part was manufactured out of tolerance
  • Ans. 

    I would assess the impact of the out-of-tolerance part and determine if it can still function within acceptable limits or if it needs to be reworked or replaced.

    • Assess the functionality of the part with the out-of-tolerance dimensions

    • Determine if the part can still meet the overall design requirements despite being out of tolerance

    • Consider the potential impact on the performance and safety of the final product

    • Consult w...

  • Answered by AI
Round 3 - Technical 

(1 Question)

  • Q1. Tell me what you see about his drawing
  • Ans. 

    The drawing appears to be a mechanical component with multiple parts and dimensions.

    • The drawing includes various geometric shapes such as circles, rectangles, and lines.

    • There are labels indicating dimensions and measurements for each part.

    • The drawing may also include annotations or symbols representing different materials or processes.

    • It seems to be a detailed technical drawing for manufacturing or assembly purposes.

  • Answered by AI

Skills evaluated in this interview

I applied via Company Website and was interviewed in Aug 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. Basic Question related to mechanical basics
Round 3 - HR 

(2 Questions)

  • Q1. Tell me about yourself
  • Q2. Strength & Weakness, Where you see 5 years from now.

Interview Preparation Tips

Interview preparation tips for other job seekers - Be strong on your basic engineering. Prepare HR round. HR process is very slow. It will take at least 1.5months to release your offer.

I applied via Company Website and was interviewed in Apr 2022. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. 1. Tell me about urself. 2. Questions from whatever projects,achievements you highlighted in resume or during answering ques bo 1

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare the answer for tel me about urself, ur answer for this question will shape ur further interview

Petrofac Interview FAQs

What are the top questions asked in Petrofac Mechanical Maintenance Supervisor interview?

Some of the top questions asked at the Petrofac Mechanical Maintenance Supervisor interview -

  1. In reciprocating Compressor 1 st stage pressure increase .what is the reason ? ...read more
  2. different type of pump and parts name.with sectional drawing, show the parts of...read more
  3. What is DBS in coupling. Distance between sha...read more

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Petrofac Mechanical Maintenance Supervisor Reviews and Ratings

based on 1 review

3.0/5

Rating in categories

4.0

Skill development

4.0

Work-life balance

5.0

Salary

4.0

Job security

4.0

Company culture

4.0

Promotions

4.0

Work satisfaction

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