Sr. Network and Security Engineer

Seeking a highly skilled Senior Network & Security Engineer with strong experience in enterprise networking and security within an MSP environment. The ideal candidate will be responsible for designing, implementing, supporting, and troubleshooting complex network infrastructures across multiple client environments. This role requires expertise in Cisco and Fortinet technologies, advanced routing, SD-WAN, firewall security, and data center networking.
The successful candidate must be comfortable managing multiple client environments, handling escalated technical issues, and participating in infrastructure projects while maintaining high service levels.

JOB RESPONSIBILITIES

• Design, implement, maintain, and support enterprise network infrastructure for multiple MSP clients.

• Configure, administer, and troubleshoot Cisco ASA, Cisco Firepower Threat Defense (FTD), and Fortinet FortiGate firewalls.

• Deploy and support Cisco Meraki SD-WAN solutions across distributed environments.

• Configure and troubleshoot BGP, MPLS, and advanced routing protocols.

• Manage MPLS VRF environments for secure network segmentation and connectivity.

• Configure and support Cisco Nexus switches, including Virtual Port Channel (vPC) technologies.

• Monitor network performance and proactively identify capacity or security issues.

• Perform advanced troubleshooting of LAN, WAN, VPN, wireless, firewall, and routing issues.

• Participate in infrastructure migrations, upgrades, and client onboarding projects.

• Respond to escalated incidents while meeting SLA requirements.

• Perform root cause analysis and implement long-term solutions.

• Create and maintain technical documentation, network diagrams, and standard operating procedures.

• Collaborate with Systems Engineers, Security Engineers, and client IT teams to deliver infrastructure improvements.

• Participate in an on-call rotation when required.