About Perkin Elmer
Company Description
PerkinElmer is a global leader in scientific and analytical instrumentation, offering innovative solutions to improve the health and safety of people and the environment. With a strong commitment to advancing human and environmental health, PerkinElmer provides a diverse range of products and services in the fields of diagnostics, life sciences, and environmental analysis. The company fosters a collaborative and inclusive work culture that emphasizes teamwork, continuous learning, and professional growth. Employees at PerkinElmer are encouraged to share ideas and contribute to projects that impact the global community positively. The job environment is dynamic and fast-paced, with a focus on innovation, integrity, and accountability.
Research Scientist Interview Questions
Q1: Can you tell us about your experience with analytical techniques?
I have worked extensively with various analytical techniques, including chromatography, mass spectrometry, and spectroscopy. In my previous role, I applied these techniques to analyze complex biological samples, which helped in developing new assays for disease detection.
Q2: How do you approach troubleshooting experiments that do not yield expected results?
I take a systematic approach to troubleshooting by first reviewing the experimental design and protocols, then checking the calibration of instruments. I also discuss the issue with colleagues to gain insights and perspectives, which often leads to identifying the root cause.
Q3: Describe a time when you had to work collaboratively on a research project.
In my last position, I collaborated with a multidisciplinary team on a project aimed at developing a new diagnostic tool. I coordinated with chemists and bioinformaticians, ensuring our research findings were integrated effectively to meet project goals.
Q4: What is your experience with data analysis software?
I am proficient in using software such as R, Python, and MATLAB for data analysis. I have utilized these tools for statistical analysis and visualization, which has significantly contributed to interpreting research findings and preparing reports.
Q5: How do you stay current with advancements in your field?
I regularly read scientific journals, attend conferences, and participate in webinars related to my field. Networking with other professionals and engaging in discussions also helps me stay updated on the latest research and technologies.
Quality Control Analyst Interview Questions
Q1: What quality control methodologies are you familiar with?
I am familiar with methodologies such as Six Sigma, Good Manufacturing Practices (GMP), and ISO 9001 standards. I have implemented these methodologies to enhance product quality and ensure compliance with industry regulations.
Q2: Can you describe your experience with laboratory instrumentation?
I have hands-on experience with various laboratory instruments, including HPLC, GC, and UV-Vis spectrophotometers. I am skilled in operating, maintaining, and calibrating these instruments to ensure accurate and reliable results.
Q3: How do you handle non-conformance in products or processes?
Upon identifying non-conformance, I initiate an investigation to determine the root cause. I then work with the team to implement corrective actions, document the findings, and ensure that similar issues do not recur in the future.
Q4: What steps do you take to ensure compliance with regulatory standards?
I ensure compliance by staying updated on relevant regulations, conducting regular audits, and developing comprehensive documentation. Training staff on compliance standards is also crucial to maintaining a culture of quality.
Q5: Describe a time when you improved a quality control process.
In my previous role, I identified inefficiencies in the quality control testing process. By streamlining the workflow and introducing automated data collection, we reduced testing time by 30% while maintaining accuracy and reliability.
Sales Engineer Interview Questions
Q1: What experience do you have in technical sales?
I have over five years of experience in technical sales, specializing in analytical instruments. My role involved understanding customer needs, providing product demonstrations, and developing tailored solutions to meet their requirements.
Q2: How do you approach building relationships with clients?
I believe in building strong relationships by being attentive to clients' needs, providing timely follow-ups, and offering solutions that genuinely address their challenges. I also maintain open communication to foster trust and loyalty.
Q3: Can you give an example of how you successfully closed a challenging sale?
In one instance, I worked with a hesitant client who was unsure about our product's benefits. By conducting a thorough needs assessment and presenting a customized proposal, I was able to address their concerns, ultimately leading to a successful sale.
Q4: How do you keep yourself informed about the products you are selling?
I regularly engage in product training sessions and read technical documentation. Additionally, I attend industry events to learn about new products and trends, ensuring I can provide accurate and up-to-date information to clients.
Q5: Describe your experience with CRM software.
I have experience using various CRM software, such as Salesforce and HubSpot, to manage client relationships, track sales activities, and analyze performance metrics. This has helped me streamline my sales process and enhance customer interactions.
Field Service Engineer Interview Questions
Q1: What is your experience with troubleshooting and repairing laboratory equipment?
I have extensive experience diagnosing and repairing laboratory equipment, including spectrometers and chromatographs. My approach involves systematic troubleshooting to identify issues and implement effective solutions quickly.
Q2: How do you prioritize competing service requests?
I prioritize service requests based on urgency and impact on the client’s operations. I assess each situation's severity and ensure that critical issues are addressed promptly while managing my schedule efficiently.
Q3: Describe a time when you provided exceptional customer service in a challenging situation.
Once, I encountered a situation where a client's equipment failure severely impacted their research. I worked overtime to resolve the issue, providing regular updates to the client. This proactive approach not only solved the problem but also strengthened our relationship.
Q4: How do you ensure that you stay current with technological advancements in your field?
I stay informed by participating in ongoing training, attending industry workshops, and engaging with professional communities. This helps me learn about new technologies and best practices that I can apply in my role.
Q5: Can you discuss an experience where you collaborated with a team to solve a technical issue?
In a previous role, I collaborated with engineers and technicians to address a recurring equipment malfunction. By pooling our expertise, we developed a comprehensive solution that not only fixed the immediate issue but also prevented future occurrences.
Perkin Elmer Interview Questions and Answers
Updated 21 Feb 2026Field Service Engineer Interview Experience
Candidate: Emma S.
Experience Level: Entry-level
Applied Via: Job fair
Difficulty: Easy
Final Result:
Interview Process
1 round
Questions Asked
- Are you comfortable with travel?
- Describe your technical background relevant to instrumentation.
- How do you handle stressful situations on-site?
Advice
Be honest about your willingness to travel and emphasize your technical troubleshooting skills.
Full Experience
The interview was a single round with the regional manager. It was conversational and focused on my technical knowledge and adaptability. The manager appreciated my enthusiasm and readiness for fieldwork.
Product Manager Interview Experience
Candidate: David P.
Experience Level: Mid-level
Applied Via: LinkedIn application
Difficulty:
Final Result:
Interview Process
3 rounds
Questions Asked
- How do you prioritize product features?
- Describe a successful product launch you managed.
- How do you gather customer feedback effectively?
Advice
Prepare examples of product management successes and be ready to discuss metrics and customer insights.
Full Experience
The interviews included a case study presentation and behavioral questions. The team was interested in my strategic thinking and ability to work cross-functionally. The process was thorough but fair.
Quality Assurance Analyst Interview Experience
Candidate: Cynthia L.
Experience Level: Senior
Applied Via: Recruiter outreach
Difficulty:
Final Result:
Interview Process
2 rounds
Questions Asked
- How do you design test cases for complex systems?
- Describe your experience with automated testing tools.
- How do you handle conflicts in a testing team?
Advice
Highlight your experience with automation frameworks and your communication skills.
Full Experience
The first round was a technical interview focusing on QA methodologies and tools. The second was a managerial round assessing leadership and teamwork. The interviewers valued my detailed approach to testing and conflict resolution.
Software Engineer Interview Experience
Candidate: Brian K.
Experience Level: Entry-level
Applied Via: Referral
Difficulty: Hard
Final Result: Rejected
Interview Process
4 rounds
Questions Asked
- Implement a function to reverse a linked list.
- Explain the software development lifecycle.
- Describe a time you fixed a critical bug under pressure.
Advice
Brush up on data structures and algorithms, and be ready to explain your coding decisions clearly.
Full Experience
The process was intense with multiple coding challenges and behavioral questions. The technical rounds were focused on algorithms and system design basics. Despite good preparation, I struggled with time management during coding tests.
Research Scientist Interview Experience
Candidate: Alice M.
Experience Level: Mid-level
Applied Via: Online application via company website
Difficulty:
Final Result:
Interview Process
3 rounds
Questions Asked
- Describe your experience with analytical instrumentation.
- How do you approach problem-solving in a lab setting?
- Explain a challenging project you worked on and the outcome.
Advice
Be prepared to discuss your hands-on experience with lab instruments and demonstrate problem-solving skills.
Full Experience
The interview process started with an HR screening, followed by a technical interview focusing on my research background and instrumentation knowledge. The final round was with the team lead, discussing project management and collaboration. Overall, the interviewers were friendly and professional.
Frequently Asked Questions in Perkin Elmer
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Common Interview Questions in Perkin Elmer
Q: In a sports contest there were m medals awarded on n successive days (n > 1). 1. On the first day 1 medal and 1/7 of the remaining m - 1 medals were awarded. 2. On the second day 2 medals and 1/7 of the now remaining medals was awarded; and so on.On the nth and last day, the remaining n medals were awarded.How many days did the contest last, and how many medals were awarded altogether?
Q: A hare and a tortoise have a race along a circle of 100 yards diameter. The tortoise goes in one directionand the hare in the other. The hare starts after the tortoise has covered 1/5 of its distance and that too leisurely.The hare and tortoise meet when the hare has covered only 1/8 of the distance. By what factor should the hareincrease its speed so as to tie the race?
Q: A rich merchant had collected many gold coins. He did not want anybody to know about them. One day his wife asked, "How many gold coins do we have?" After pausing a moment, he replied, "Well! If I divide the coins into two unequal numbers, then 32 times the difference between the two numbers equals the difference between the squares of the two numbers."The wife looked puzzled. Can you help the merchant's wife by finding out how many gold coins they have?
Q: A rich man died. In his will, he has divided his gold coins among his 5 sons, 5 daughters and a manager. According to his will: First give one coin to manager. 1/5th of the remaining to the elder son.Now give one coin to the manager and 1/5th of the remaining to second son and so on..... After giving coins to 5th son, divided the remaining coins among five daughters equally.All should get full coins. Find the minimum number of coins he has?
Q: There are two balls touching each other circumferencically. The radius of the big ball is 4 times the diameter of the small all. The outer small ball rotates in anticlockwise direction circumferencically over the bigger one at the rate of 16 rev/sec. The bigger wheel also rotates anticlockwise at N rev/sec. What is 'N' for the horizontal line from the centre of small wheel always is horizontal.
Q: 3 policemen and 3 thieves had to cross a river using a small boat. Only two can use the boat for a trip. All the 3 policemen and only 1 thief knew to ride the boat. If 2 thieves and 1 policeman were left behind they would kill him. But none of them escaped from the policemen. How would they be able to cross the river?
Q: 36 people {a1, a2, ..., a36} meet and shake hands in a circular fashion. In other words, there are totally 36 handshakes involving the pairs, {a1, a2}, {a2, a3}, ..., {a35, a36}, {a36, a1}. Then size of the smallest set of people such that the res...
Q: A light bulb is hanging in a room. Outside of the room there are three switches, of which only one is connected to the lamp. In the starting situation, all switches are 'off' and the bulb is not lit. If it is allowed to check in the room only once.How would you know which is the switch?
Q: ABCDE are sisters. Each of them gives 4 gifts and each receives 4 gifts No two sisters give the same combination ( e.g. if A gives 4 gifts to B then no other sisters can give four to other one.)Â (i) B gives four to A.(ii) C gives 3 to E. How much did A,B,C,E give to D?
Q: The egg vendor calls on his first customer and sells half his eggs and half an egg. To the second customer, he sells half of what he had left and half an egg and to the third customer he sells half of what he had then left and half an egg. By the way he did not break any eggs. In the end three eggs were remaining . How many total eggs he was having ?
Q: Every day a cyclist meets a train at a particular crossing .The road is straight before the crossing and both are travelling in the same direction.Cyclist travels with a speed of 10 kmph.One day the cyclist come late by 25 minutes and meets the train 5 km before the crossing.What is the speed of the train?
Q: A long, long time ago, two Egyptian camel drivers were fighting for the hand of the daughter of the sheik of Abbudzjabbu. The sheik, who liked neither of these men to become the future husband of his daughter, came up with a clever plan: a race would dete
Q: A vessel is full of liquid. From the vessel, 1/3rd of the liquid evaporates on the first day. On the second day 3/4th of the remaining liquid evaporates. What fraction of the volume is present at the end of the second day
Q: Jarius and Kylar are playing the game. If Jarius wins, then he wins twice as many games as Kylar. If Jarius loses, then Kylar wins as the same number of games that Jarius wins. How many do Jarius and Kylar play before this match?
Q: If I walk with 30 miles/hr i reach 1 hour before and if i walk with 20 miles/hr i reach 1 hour late. Find the distance between 2 points and the exact time of reaching destination is 11 am then find the speed with which it walks.
Q: There are four dogs/ants/people at four corners of a square of unit distance. At the same instant all of them start running with unit speed towards the person on their clockwise direction and will always run towards that target. How long does it take for them to meet and where?
Q: Given a collection of points P in the plane , a 1-set is a point in P that can be separated from the rest by a line, .i.e the point lies on one side of the line while the others lie on the other side. The number of 1-sets of P is denoted by n1(P)....
Q: In a country where everyone wants a boy, each family continues having babies till they have a boy. After some time, what is the proportion of boys to girls in the country? (Assuming probability of having a boy or a girl is the same)
Q: An escalator is descending at constant speed. A walks down and takes 50 steps to reach the bottom. B runs down and takes 90 steps in the same time as A takes 10 steps. How many steps are visible when the escalator is not operating.Â
Q: A family X went for a vacation. Unfortunately it rained for 13 days when they were there. But whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11 mornings and 12 afternoons. How many days did they stay there totally?
