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Senior Network Engineer
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Insight Global
Lawrence, MA (In Person)
$156,000 Salary, Full-Time
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Job Description
Insight Global is seeking a Senior Network Engineer to join a Global Network Services team supporting a large, enterprise environment across corporate, retail, cloud, and data center networks. This role will focus on designing, implementing, and supporting enterprise network infrastructure, with a strong emphasis on network security, scalability, and performance. This individual will be responsible for implementing enterprise-wide network solutions, upgrades, and enhancements, including firewall management, segmentation strategies, trust zone development, and handling third-party connectivity. They will work closely with stakeholders to translate business requirements and application workflows into effective network solutions while ensuring seamless execution and operational handoff. Required Skills & Experience 7+ years of enterprise network engineering experience within large, multi-national environments (10K+ users, multi-country) with at least 4 years in a lead network design / architecture role Strong experience designing, building, and supporting LAN, MAN, WAN, SD-WAN, MPLS, Internet, VPN, WiFi, DNS/DHCP, and data center network environments Deep hands-on experience with routing protocols (BGP, OSPF, IS-IS) and advanced routing design Strong knowledge of VXLAN fabric networks and modern data center design (on-prem + cloud environments) Extensive experience implementing MPLS, MP-BGP, L3VPNs and VRFs, including carrier and enterprise environments Any combination of at least two: STEM degree, CCIE/CCNP/CCDP, security certifications, or cloud certifications Advanced Layer 2/3 expertise including Spanning Tree, VLANs, segmentation, VRF, PE/CE architectures, and QoS Strong hands-on experience with Aruba Wireless, Palo Alto Firewalls, F5 Load Balancing, Cisco routing/switching, Meraki SD-WAN, and TCP/IP Proven experience implementing network security solutions, including firewalls, segmentation, trust zones, and 3rd-party connectivity Ability to analyze network traffic at the packet level and troubleshoot complex issues across enterprise environments Experience supporting voice/video networks (SIP, SBC, AV protocols, QoS) Background supporting large-scale global network operations (Tier 2/3 escalation support, RCA, integration activities) Nice to Have Skills & Experience Experience with cloud security platforms (Prisma, Zscaler) and SASE architectures Exposure to network automation (Python, Ansible, Terraform) Experience with Network Access Control (NAC) solutions Experience working within regulated environments (PCI, HIPAA, GDPR) Experience designing networks in warehouse or manufacturing environments