Key ResponsibilitiesShift Leadership & Incident ResponseLead network security operations during assigned shifts; manage escalations and ensure SLA compliance.Investigate and respond to network-based threats (DDoS, lateral movement, unauthorized access).Execute network security playbooks and document RCA for incidents.Network Security OperationsConfigure, monitor, and maintain firewalls (Palo Alto, Fortinet, Check Point) and VPN solutions.Manage IDS/IPS systems and ensure detection fidelity.Implement and enforce network segmentation and zero-trust principles.Zscaler AdministrationOperate and troubleshoot Zscaler ZIA/ZPA policies for secure web and application access.Monitor logs and alerts for anomalies; collaborate with network teams for policy optimization.Threat Detection & HuntingPerform network-based threat hunting using flow analysis, packet captures, and threat intel.Tune IDS/IPS signatures and Zscaler policies to reduce false positives and improve detection coverage.Reporting & CompliancePrepare and present network security posture reports, including firewall rule audits, VPN usage, and threat trends.Ensure compliance with frameworks (ISO 27001, NIST CSF) and support audit readiness.Required Qualifications5–8 years in Network Security / SOC / Incident Response.Hands-on experience with firewalls, VPN, IDS/IPS, and Zscaler ZIA/ZPA.Proven Shift Lead experience in a 24×7 environment.Strong understanding of TCP/IP, routing, switching, and network protocols.Excellent communication and reporting skills.Nice-to-HaveExperience with cloud networking security (Azure/AWS/GCP).Familiarity with DDoS mitigation, proxy/DLP, and network forensics.Certifications: CCNP Security, PCNSE, Zscaler Certified Professional, Security+, CySA+.Tools & TechnologiesFirewalls: Palo Alto, Fortinet, Check PointIDS/IPS: Snort, Suricata, Cisco FirepowerZero Trust: Zscaler ZIA/ZPAVPN: IPsec, SSL VPN solutionsMonitoring: Wireshark, NetFlow, ZeekKPIsNetwork incident MTTD/MTTRFirewall rule audit complianceVPN uptime and secure access SLAThreat detection accuracy and false positive reduction
Job Title
Network Security Engineer