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
| # | Question | Type | Knockout Rule |
|---|---|---|---|
| 1 | How many years of network engineering experience do you have? | MCQ: 0-1 / 1-3 / 3-5 / 5+ | Below minimum = Knockout |
| 2 | Do you hold any networking certifications? | MCQ: CCNA / CCNP / CompTIA Network+ / None | None = Knockout for cert-required roles |
| 3 | Have you configured and managed routers and switches in production? | Yes / No | No = Hard Knockout |
| 4 | Have you worked with firewall configuration and management? | Yes / No | No = Knockout for security network roles |
| 5 | Have you designed or managed VPN solutions? | Yes / No | No = Knockout for remote access roles |
| 6 | Have you worked with SD-WAN technologies? | Yes / No | No = Knockout for SD-WAN roles |
| 7 | Have you managed LAN/WAN infrastructure? | Yes / No | No = Knockout |
| 8 | Have you worked with network monitoring tools? (SolarWinds, PRTG, Nagios) | Yes / No | No = Red flag |
| 9 | Have you troubleshot network outages in a production environment? | Yes / No | No = Knockout for senior network roles |
| 10 | Have you worked with BGP, OSPF, or other routing protocols? | Yes / No | No = Knockout for advanced routing roles |
| 11 | Have you configured VLANs and network segmentation? | Yes / No | No = Knockout |
| 12 | Have you worked with wireless network infrastructure? (WiFi 6, Cisco WLC) | Yes / No | No = Knockout for wireless roles |
| 13 | Have you worked with cloud networking? (AWS VPC, Azure Virtual Network) | Yes / No | No = Knockout for hybrid/cloud network roles |
| 14 | Have you implemented QoS policies for network traffic management? | Yes / No | No = Red flag for enterprise roles |
| 15 | Have you worked with network automation tools? (Ansible, Python scripts) | Yes / No | No = Red flag for modern network engineering roles |
| 16 | Have you documented network architecture and topology? | Yes / No | No = Knockout for senior roles |
| 17 | Are you authorized to work in [country] without visa sponsorship? | Yes / No | No = Knockout |
| 18 | What is your expected salary range? | MCQ: Range bands | Out of budget = Knockout |
| 19 | What is your current notice period? | MCQ: Immediate / 2 weeks / 1 month / 2+ months | Mismatch = Knockout |
| 20 | Are you available for an interview within the next 7 days? | Yes / No | No = Deprioritize |