Network Security Engineer II - Immediate joiner

Overview

Level 2 Network and Security Engineer responsible for day-to-day operations, incidents, standard changes and service tasks in ServiceNow, providing 24x7 operational support for core enterprise infrastructure and application connectivity.

What you'll do

• Resolve L2 incidents, execute Change Requests (CRs), and handle service tasks in ServiceNow following ITIL processes.
• Administer Palo Alto firewall policies, NAT, and VPNs.
• Troubleshoot Zscaler (ZIA/ZPA) user access, cloud proxies, and Client Connector (ZCC) issues.
• Troubleshoot BGP, OSPF, VLANs, and switching protocols.
• Monitor and fix enterprise Wi-Fi using Juniper Mist.
• Manage DNS records (A, CNAME, PTR), DHCP scopes, and IP Address Management (IPAM) on Infoblox DDI.
• Escalate critical or complex issues to L3 teams with detailed technical analysis and recommendations.
• Participate in major incident management, post-incident reviews, and root cause analysis activities.
• Own incidents through to resolution within L2 scope while ensuring clear communication with customers, stakeholders and within the team.
• Perform detailed analysis of security and network events, identify incidents, and implement corrective actions.
• Manage and assist with firewall rule changes, policy optimizations, upgrades, migrations, and configuration updates.
• Liaise closely with the customer's key stakeholders, which may include incident response and disaster recovery teams as well as information security.

What you'll need

• Experience with Palo Alto, Zscaler (ZIA/ZPA), Juniper Mist Wi-Fi, Infoblox DDI, routing and switching (BGP/OSPF/VLANs), and ServiceNow.
• Self-motivated, proactive and customer-focused professional.
• Strong analytical, troubleshooting and problem-solving abilities.
• Excellent organizational and time-management skills.
• Ability to prioritize multiple incidents in a fast-paced operational environment.
• Strong verbal and written communication skills with technical and non-technical stakeholders.
• Demonstrated commitment to customer satisfaction and continuous improvement.
• Ability to work independently while collaborating effectively across teams.
• Willingness to work flexible schedules and support critical customer situations.

Nice to have

• PCNSA certification.
• ZCCA/ZCCP certification.
• CCNA/JNCIA certification.

Details

• 24x7 operational support.
• Flexible schedules to support critical customer situations.