Persistent Systems Support Engineer Interview: Rounds, Questions and Preparation

What the job involves

Support Engineers in Indian IT services resolve client-reported technical issues, often via ticketing tools, email, or phone, ensuring SLAs are met. They troubleshoot application, database, and network problems, escalate complex cases, and document solutions for knowledge bases. The role requires strong communication, logical thinking, and a customer-first mindset.

Role and Technical Knowledge

1. 1

   What are the key responsibilities of a Support Engineer in an IT services company?

   Mention incident resolution, SLA adherence, ticket documentation, escalation, and client communication. Emphasize proactive monitoring and knowledge sharing.

2. 2

   Explain the OSI model and how it helps in troubleshooting network issues.

   List the 7 layers and give an example of how you would use them to isolate a problem (e.g., checking physical connectivity at Layer 1, IP at Layer 3).

3. 3

   What is the difference between a hub, switch, and router?

   Define each device, mention collision domains, broadcast domains, and typical use cases in a support context.

4. 4

   How would you troubleshoot a slow network connection for a user?

   Outline steps: check physical connections, ping gateway, run tracert, check bandwidth usage, scan for malware, and verify DNS settings.

Practical Scenarios

1. 5

   A user reports that they cannot access their email. How do you handle this?

   Start with basic checks (internet, credentials), then check server status, mail client configuration, and logs. Communicate updates and document resolution.

2. 6

   You receive multiple high-priority tickets at once. How do you prioritize?

   Assess impact and urgency, follow SLA guidelines, communicate with stakeholders, and use a queue system. Mention escalation if needed.

3. 7

   A client is angry because their issue is not resolved yet. How do you handle it?

   Listen actively, apologize for inconvenience, explain steps taken, provide a realistic timeline, and follow up. Emphasize empathy and ownership.

4. 8

   What steps would you take if a server is down?

   Check monitoring alerts, verify power and network, review logs, attempt restart if safe, escalate to infrastructure team, and inform stakeholders.

Behavioural and HR

1. 9

   Tell me about a time you solved a technical problem under pressure.

   Use STAR method: describe situation, task, action, result. Highlight quick thinking, resourcefulness, and positive outcome.

2. 10

   How do you handle criticism from a senior or client?

   Show openness to feedback, focus on learning, and maintain professionalism. Give an example if possible.

3. 11

   Are you comfortable working in rotational shifts, including night shifts?

   Answer honestly and positively. Mention adaptability and willingness to support global clients.

4. 12

   Why do you want to join the IT services sector as a Support Engineer?

   Connect personal interest in troubleshooting, customer satisfaction, and long-term career growth in IT services.

Company and Industry Awareness

1. 13

   What do you know about our company and the services we provide?

   Research the company's core offerings, industries served, and recent news. Mention specific IT services like application management or cloud support.

2. 14

   What is ITIL and why is it important in support roles?

   Define ITIL as a framework for IT service management. Mention key processes like incident, problem, and change management.

3. 15

   How do you keep your technical skills updated?

   Mention online courses, blogs, forums, hands-on labs, and certifications. Show enthusiasm for continuous learning.

4. 16

   What challenges do you think Support Engineers face in Indian IT services?

   Discuss high ticket volumes, SLA pressure, shift work, and need for upskilling. Show awareness and how you would cope.