Technical Screening Questions for Network Engineers

Hire network engineers who build reliable and secure networks. Use these 20 knockout questions to filter for experience with routing protocols, firewall management, and cloud networking.

"Screening for certifications like CCNP and experience with BGP has helped us find senior network engineers incredibly fast. Sift is essential."

- IT Director, Telecom Company

20 Knockout Questions for Network Engineers

#QuestionTypeKnockout Rule
1How many years of network engineering experience do you have?MCQ: 0-1 / 1-3 / 3-5 / 5+Below minimum = Knockout
2Do you hold any networking certifications?MCQ: CCNA / CCNP / CompTIA Network+ / NoneNone = Knockout for cert-required roles
3Have you configured and managed routers and switches in production?Yes / NoNo = Hard Knockout
4Have you worked with firewall configuration and management?Yes / NoNo = Knockout for security network roles
5Have you designed or managed VPN solutions?Yes / NoNo = Knockout for remote access roles
6Have you worked with SD-WAN technologies?Yes / NoNo = Knockout for SD-WAN roles
7Have you managed LAN/WAN infrastructure?Yes / NoNo = Knockout
8Have you worked with network monitoring tools? (SolarWinds, PRTG, Nagios)Yes / NoNo = Red flag
9Have you troubleshot network outages in a production environment?Yes / NoNo = Knockout for senior network roles
10Have you worked with BGP, OSPF, or other routing protocols?Yes / NoNo = Knockout for advanced routing roles
11Have you configured VLANs and network segmentation?Yes / NoNo = Knockout
12Have you worked with wireless network infrastructure? (WiFi 6, Cisco WLC)Yes / NoNo = Knockout for wireless roles
13Have you worked with cloud networking? (AWS VPC, Azure Virtual Network)Yes / NoNo = Knockout for hybrid/cloud network roles
14Have you implemented QoS policies for network traffic management?Yes / NoNo = Red flag for enterprise roles
15Have you worked with network automation tools? (Ansible, Python scripts)Yes / NoNo = Red flag for modern network engineering roles
16Have you documented network architecture and topology?Yes / NoNo = Knockout for senior roles
17Are you authorized to work in [country] without visa sponsorship?Yes / NoNo = Knockout
18What is your expected salary range?MCQ: Range bandsOut of budget = Knockout
19What is your current notice period?MCQ: Immediate / 2 weeks / 1 month / 2+ monthsMismatch = Knockout
20Are you available for an interview within the next 7 days?Yes / NoNo = Deprioritize

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