Lead Network & Communications

• Implement, and administer enterprise network infrastructure including routers, L2/L3 switches, wireless solutions, load balancers, and remote access technologies to ensure high availability and optimal performance
• Implement, and maintain security infrastructure across multiple vendors including:
• Next-Generation Firewalls (NGFW)
• L3/L4 Firewalls
• Web Application Firewalls (WAF)
• Identity and Access Control solutions
• Secure web gateways and security proxies
• SASE
• Manage network segmentation, zoning, VPN connectivity, cryptography standards, and DoS/DDoS protection mechanisms to ensure compliance with security standards and best practices
• Administer and support enterprise voice and collaboration platforms including Avaya, Cisco and Contact Center solutions
• Monitor network and security infrastructure using enterprise monitoring and logging tools, investigate incidents, perform root cause analysis, and take corrective actions proactively
• Lead troubleshooting and resolution of complex network, communication, and security incidents while providing third-level support for critical business services
• Ensure proper documentation, configuration management, backup validation, disaster recovery readiness, and adherence to change management processes
• Collaborate with internal teams, vendors, and outsourced support providers to ensure service availability, operational excellence, and successful project delivery
• Participate in infrastructure projects, upgrades, migrations, audits, and security improvement initiatives

• Strong hands-on experience with enterprise networking technologies including routing, switching, and wireless technologies
• Strong experience with enterprise security solutions
• Experience with web application firewalls, load balancers, reverse proxies, and secure remote access technologies
• Good understanding of cybersecurity frameworks, segmentation models, zero-trust concepts, and security operations
• Experience in enterprise monitoring, logging, and troubleshooting tools
• Strong analytical, troubleshooting, and incident management skills
• Experience working in enterprise environments with high availability and strict compliance requirements

Qualifications

• CCNP Enterprise / Security
• PCNSE
• NSE
• CISSP
• F5 Certifications
• 5-7 years of experience in enterprise network, security, and communication administration