Network Security II Engineer II

India·Punemid

EngineeringSecurity

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Quick Summary

Overview

Network Security II Engineer II (Enterprise IT + Manufacturing/OT) Platforms: Palo Alto NGFW (Strata) | Zscaler (ZIA/ZPA) | F5 BIG-IP WAF (ASM/AWAF) | ServiceNowShift: Flexible — AMER, EMEA,

Technical Tools

EngineeringSecurity

Support day-to-day network security operations across enterprise IT and manufacturing/OT environments. Assist with firewall and cloud security policy support, WAF monitoring/tuning, and incident handling through ServiceNow—while following change control and operational best practices.

Responsibilities

~1 min read

→Palo Alto NGFW
- →Support firewall policy administration (security rules, NAT, objects, zones).
- →Review and analyze logs (Traffic/Threat/URL) for troubleshooting and investigations.
- →Assist with approved changes and documentation.
→Zscaler (ZIA)
- →Support secure access troubleshooting (policy blocks, forwarding, user access issues).
- →Review logs and partner with teams to resolve recurring issues.
→F5 BIG-IP WAF (ASM/AWAF)
- →Monitor WAF alerts and assist with the investigation of web threats.
- →Support WAF policy tuning to reduce false positives while maintaining protection.
- →Help onboard web applications behind the WAF (testing + documentation).
→ServiceNow Incident Handling
- →Triage incidents, document troubleshooting steps, and drive tickets to resolution.
- →Escalate effectively and support post-incident follow-ups/knowledge articles.
→Enterprise IT + Manufacturing/OT Support
- →Support segmentation and access controls for OT/plant environments.
- →Coordinate changes carefully to protect uptime, safety, and production continuity.

Requirements

~1 min read

0–2 years of experience in network/security operations (or equivalent internship/lab experience).
Strong fundamentals in TCP/IP, DNS, routing, NAT, and HTTPS/TLS.
Hands-on familiarity with:
- Palo Alto NGFW policy and logging
- Zscaler policy concepts and troubleshooting
- F5 BIG-IP WAF (ASM/AWAF) alert review and basic tuning/onboarding
- ServiceNow incident workflow and documentation
Clear communication skills and strong attention to detail.

Exposure to manufacturing/OT security practices (e.g., Purdue model, ISA/IEC 62443 concepts).
Experience with SIEM tools and supporting SOC investigations.
Scripting basics (PowerShell/Python) for troubleshooting/log parsing.
Certifications (or working toward): PCNSA/PCNSE, Zscaler certs, F5 fundamentals.