Senior Network Security Engineer

Key Responsibilities

Network Security Lead BPSS Compliant BPSS Clearance Mandatory

Lead and manage enterprise Network Security Operations across LAN WAN WLAN SDWAN Firewall VPN NAC and Cloud environments

Provide L3 technical SME support and act as the primary escalation point for critical incidents outages and complex troubleshooting

Administer and support Palo Alto FortiGate Cisco FTD and Meraki security platforms including policy management VPNs upgrades and security hardening

Manage and troubleshoot Cisco Nexus Aruba Dell and HP routing and switching infrastructure

Support and maintain Wireless Networks using Cisco Aruba and Meraki wireless controllers and access points

Implement and maintain Network Access Control NAC solutions including Cisco ISE 8021X authentication and MFA integrations

Design configure and troubleshoot advanced networking technologies including BGP OSPF EIGRP VXLAN EVPN DMVPN HSRP GLBP VPC and IPsec VPNs

Drive Incident Change Problem and Service Request Management processes while ensuring adherence to operational SLAs

Assess security vulnerabilities review advisories implement remediation plans and ensure network security compliance

Lead infrastructure upgrades patching activities and lifecycle management of network and security devices

Develop operational documentation SOPs KT materials and knowledge repositories

Identify and implement automation opportunities using Python PowerShell or other automation tools to improve operational efficiency

Mentor and guide network and security engineers providing technical leadership and governance

Ensure compliance with BPSS security requirements access controls audit standards and customer security policies

Participate in customer reviews CAB meetings technical governance forums and stakeholder communications

Provide support within a 24x7 operational environment including oncall and major incident response activities