Network Engineer Interview Questions

An adroit Network Engineer is hard to find! This complex job role calls for incredible technical skills and design expertise. Hence, it is pertinent to ask the relevant questions, and carefully scrutinise the skill-set of the aspirants. Here’s a list of Network Engineer interview questions thoughtfully designed to help you find an ideal candidate.

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Network Engineer Interview Questions

As an organization grows in size, so does the complexity of its network. So, hiring a skilled Network Engineer who can strategize the system architecture, create plans, handle hardware and wiring, troubleshoot computer networks, etc. becomes imperative for the smooth functioning of an organization’s day-to-day business. Network Engineers plan and construct data communication networks to create a reliable connection between a wide array of devices. They ensure that the network runs uninterrupted to allow the employees stay productive.

When you look for a Network Engineer, make sure to find someone who’s a team player, a problem solver, and willing to constantly learn and improve his craft and knowledge. Someone who can drift among teams, and systems, to keep the business flowing, in a safe and secure networked organization will be an ideal candidate.

Qualifications to look for:

  • Bachelor’s degree in Information Technology, Computer Science or related field
  • Voluntary certification in the same domain is a plus

Skills to look for:

  • Organizational skills
  • Implementation of security protocols
  • Exceptional troubleshooting skills
  • Customer-service skills
  • Knowledge of telecommunications and electronics
  • Familiarity with network monitoring, network security, and administration software programs
  • Knowledge of network switches, network analyzers, and wireless LAN servers

Here’s a comprehensive list of Network Engineer Interview Questions that will act as a silver bullet to help you hire an ideal candidate faster.

Operational and Circumstantial Questions

  • How will you connect two computers for file sharing without using a router or hub?
  • Explain the measurements that you will take to protect an internal network from external threats.
  • When a website does not load, how do you troubleshoot the problem?

Job-Specific questions

  • Define proxy servers. How do they protect computer networks?
  • Explain the layers of OSI reference model.
  • What is the use of encryption on a network?
  • Explain the common software problems that cause network defects? How do you resolve them?
  • Name a few networking protocols that you are familiar with.
  • Mention the pros and cons of private IP address.

Behavioral questions

  • Tell us about the toughest engineering challenge that you ever faced. How did you handle it?
  • How do you keep yourself updated with the latest engineering trends?
  • How will you explain technical details to a non-technical audience?