Job description
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.
Technical Skills & Experience 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 Bachelor’s degree in Information Technology, Computer Science, Engineering, or a related field.
Professional certifications are highly preferred, such as: CCNP Enterprise / Security PCNSE NSE CISSP F5 Certifications 5–7 years of experience in enterprise network, security, and communication administration.
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