Sr Infrastructure Engineer Interview Questions

274 sr infrastructure engineer interview questions shared by candidates

N/A - I respect the effort it takes for a small team to create a hiring flow and part of the process is always that you agree as a candidate to not disclose the specifics. The Coding question was a fairly straightforward text processing question, tho in scope was several other "operational" type tasks ripe for automation as well
avatar

Senior Infrastructure Engineer

Interviewed at Sprig

4.6
Mar 16, 2021

N/A - I respect the effort it takes for a small team to create a hiring flow and part of the process is always that you agree as a candidate to not disclose the specifics. The Coding question was a fairly straightforward text processing question, tho in scope was several other "operational" type tasks ripe for automation as well

Networking/VLAN question Example: Give me an idea how you designed on prem network. Context: They suggested subnetting sufficient VLANs were unnecessary, which conflicts with best practices in on-prem environments. SAML backend question Example: How does SAML work at the backend? How is it architected internally? Context: You expected questions about integrating apps with an IdP using SAML, but they asked about deep protocol architecture.
avatar

Senior IT Infrastructure Engineer

Interviewed at Octane

3.5
Dec 20, 2025

Networking/VLAN question Example: Give me an idea how you designed on prem network. Context: They suggested subnetting sufficient VLANs were unnecessary, which conflicts with best practices in on-prem environments. SAML backend question Example: How does SAML work at the backend? How is it architected internally? Context: You expected questions about integrating apps with an IdP using SAML, but they asked about deep protocol architecture.

They asked 1 Perl syntax related question. A "hypothetical" question, as they called it: Hypothetically, can you read Perl code? No python related question. No data structure related question. No algorithms related question. No coding task. No problem solving task.

They asked 1 Perl syntax related question. A "hypothetical" question, as they called it: Hypothetically, can you read Perl code? No python related question. No data structure related question. No algorithms related question. No coding task. No problem solving task.

Viewing 251 - 260 interview questions

Glassdoor has 274 interview questions and reports from Sr infrastructure engineer interviews. Prepare for your interview. Get hired. Love your job.