Senior Network Architect

Location:

Onsite to Boston, MA (On-site) / NY

Job type:
Full time

We are seeking a highly experienced Senior Network Architect to design, implement, and support enterprise-scale network infrastructure across data, wireless, voice, and security domains.

• Design and architect LAN, WAN, MAN, wireless, VoIP, and network security infrastructure
• Lead deployment and management of routers, switches, firewalls, VPNs, SD-WAN, and load balancers
• Support wireless networks
  , including 802.1x authentication and network access control
• Manage DNS/DHCP (Infoblox), SSL certificates, and network services
• Monitor network performance, troubleshoot issues, and ensure high availability
• Support cloud networking (AWS/Azure) with routing protocols like OSPF and BGP
• Implement network security best practices (DMZ, IDS/IPS, segmentation, NAC)
• Collaborate across teams and provide technical leadership and project ownership
• Maintain network documentation, standards, and procedures

• Strong experience with Cisco networking (Catalyst, Nexus)
• Expertise in routing & switching protocols
  : TCP/IP, VLANs, STP, OSPF, BGP, MPLS
• Hands-on with firewalls (Checkpoint), VPNs, and network security technologies
• Experience with F5 load balancers (LTM/GTM)
• Knowledge of SD-WAN, QoS, multicast, and high-availability design (HSRP, VRRP, VPC)
• Familiarity with network monitoring tools (Wireshark, Net Scout, SNMP, Net Flow, Splunk)
• Experience with wireless technologies (Cisco/Aruba)
• Understanding of data center networking, segmentation, and SDN concepts

CCNA / CCNP / CCDA / CCSP

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