Explain the OSI Layer
Noc Engineer Interview Questions
1,208 noc engineer interview questions shared by candidates
Mainly VPN Based questions site to site ASA Phase 1 (IKEv1), and Phase 2 (IPsec).
Questions mainly associated with Automation
Handle customer tickets (interrupt) and auto-generated tickets (incident). ● Execute low to medium complexity projects and changes in Corp Network. ● Handle the business escalation process within SLOs. ● Handle escalations from Junior NOC (Tier I). ● Follow the approved MoP for all troubleshooting and when executing any changes in the network. ● Provide primary on call support. ● Document incident report, postmortem and lessons learned. ● Experience with routing and switching technologies and protocols including TCP/IP, IPv6, BGP and OSPF ● Knowledge in Firewalling concepts ● Expert knowledge in IPv4 addressing & subnetting. ● Experience with Enterprise and Service Provider network hardware platforms and architectures, ● Experience working with Service Provider Teams for faults with WAN Circuits. Credentials and Experience ● Industry standard certifications : Required CCNA / JNCIA, Preferred (CCNP,, JNCIP, JNCIS). ● 4-5 Years' experience in Network Operations teams. Knowledge, Skills, Abilities: ● Good oral and written communication skills, ability to articulate network issues. ● Strong LAN & WAN troubleshooting skills. ● Juniper & Cisco hardware experience. ● Knowledge of TCP/IP fundamentals and commonly-used network protocols (MPLS, IPv6, OSPF, ● BGP). ● IPSec VPN & GRE tunneling. ● Knowledge of network standards and practices. ● Experience in dealing with users. ● Strong knowledge of network troubleshooting tools, and monitoring platforms. ● Maintain a high sense of urgency while staying cool under pressure. ● Team-oriented, quick learner and adaptable to changes.
What is the main reason to change.
What do you know about network
How do you handle phone calls with customers?
Tell me about yourself
Have you ever been on a team where someone was not pulling their own weight? How did you handle it?
Then in the middle of the interview he asked me about my previous NOC staffing from previous company so I gave him a number and explained our ops. And then he went on to contradict me, like " No you're wrong, you cant staff a 24x7 NOC with only that number of staff, blah blah blah and he went on about a computation. By the tone of his voice this is what he was telling me " You're wrong, i am right."
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