Network Security Engineer at IS3
About the role
Network Security Engineer Firewall Rule Optimization Location: Jersey City, NJ / New York, NY (Hybrid 3 days/week onsite) Relocation candidates- Not accepted Position Overview Years of incremental change can leave an enterprise network with broad firewall rules and routing paths that bypass proxy controls. This role is focused on finding those exposures, tightening them, and doing so safely. You will use rule-analysis tooling to identify overly permissive rules, work with application and infras…
Interview process at IS3
General interview process (this company's specific loop isn't published - reach out if you have insider info).
- Recruiter phone screen - typically 20-40 min
- Technical screen - 1 coding problem or take-home; format varies by company
- Onsite / virtual loop - typically 4-6 rounds over 2-3 weeks; exact split of coding, systems design, and behavioral varies by role and location
Platforms used: unknown — MiPrep tested compatible with major platforms
How to prepare
MiPrep helps you rehearse the specific cadence and question types IS3 interviewers score on. Upload your resume and this job description; MiPrep generates a rehearsed answer set in your voice from your own projects.