Sr. Network Engineer

About this role

<p data-renderer-start-pos="24" data-local-id="f5fd26a4-357d-46e3-9c29-804a6379400c"><strong data-renderer-mark="true">**</strong><em><strong>PLEASE NOTE: This is a hybrid role requiring in-office presence 3 days per week (Monday-Wednesday or Tuesday-Thursday) with 2 days remote. The candidate must be in or near Charlotte, NC or have plans to relocate. This position includes participation in an on-call rotation to support critical network infrastructure.&nbsp;Additionally, this position does not offer visa sponsorship.</strong></em></p> <p><span style="font-size: 14pt;"><strong><span data-contrast="auto">THE POSITION</span><span data-ccp-props="{}">&nbsp;</span></strong></span></p> <p data-renderer-start-pos="358" data-local-id="0014ca8a-a288-4bfb-9fab-b9cda4791900">As a Senior Network Engineer, you will lead the implementation, maintenance, optimization, and architectural design of LendingTree's enterprise network infrastructure. You will serve as a subject matter expert in our Fortinet-based environment, including firewalls, switches, access points, FortiSASE, and <span data-highlighted="true" data-vc="highlighted-text"><span class="_kqswh2mm"><span class="_5pioz8co _189e1dm9 _1il9buyh _19lc184f _d0altlke" data-testid="definition-highlighter">SD-WAN</span></span></span> solutions. Collaborating with Infrastructure Engineering, Security, Cloud Operations, and DevOps teams, you will support network modernization, automation, and reliability initiatives.</p> <p data-renderer-start-pos="857" data-local-id="bfcf33a2-14be-42d4-8d1d-58e017f6eb23">This role is ideal for a Senior engineer who is familiar with modern Infrastructure as Code (IaC) principles, network automation, and modern cloud networking architectures across AWS and Azure while embracing SRE fundamentals to ensure our network services are reliable, scalable, and observable.</p> <h2 id="RESPONSIBILITIES" data-local-id="148eff56-a0a2-4b2e-afe8-b2144bea932e" data-renderer-start-pos="1158"><span style="font-size: 14pt;"><span data-ccp-props="{}">THE RESPONSIBILITIES</span></span></h2> <h3 id="Network-Infrastructure" data-local-id="6dcd2f3e-8d21-43d8-8c85-6a3622225068" data-renderer-start-pos="1177"><strong data-renderer-mark="true">Network Infrastructure</strong>&nbsp;</h3> <ul class="ak-ul" data-local-id="7be0fd2a-126e-491a-b916-dde32f5ff8be" data-indent-level="1"> <li> <p data-renderer-start-pos="1204" data-local-id="dd432db1-3cf5-4beb-a0ca-658507808b13">Design, implement, and maintain enterprise network infrastructure including Fortinet firewalls (FortiGate), switches (FortiSwitch), and wireless access points (FortiAP)&nbsp;</p> </li> <li> <p data-renderer-start-pos="1377" data-local-id="0a808148-74e4-4d45-bbd0-daf8e4df9f68">Manage and optimize FortiSASE (Secure Access Service Edge) for secure remote access and <span data-highlighted="true" data-vc="highlighted-text">SD-WAN</span> connectivity&nbsp;</p> </li> <li> <p data-renderer-start-pos="1489" data-local-id="9996fca5-35b3-4273-adb0-879c31e9e0ea">Administer FortiNAC (Network Access Control) for device visibility, authentication, and network segmentation&nbsp;</p> </li> <li> <p data-renderer-start-pos="1602" data-local-id="8122ba45-9846-43c9-83ef-e3f982d66eda">Monitor network performance, troubleshoot complex issues, and ensure high availability of critical network services&nbsp;</p> </li> <li> <p data-renderer-start-pos="1722" data-local-id="5a9160c7-7726-4b51-bdc8-13605e5ba210">Implement and maintain network security policies, VPNs, and firewall rules aligned with security best practices&nbsp;</p> </li> <li> <p data-renderer-start-pos="1838" data-local-id="e756c2a1-69b9-40d8-88a2-2db9fa6437a2">Perform capacity planning and make recommendations for network infrastructure upgrades and expansions&nbsp;</p> </li> </ul> <h3 id="Cloud-Networking" data-local-id="6c0aaab5-7e0c-4e27-b76a-240c869946f8" data-renderer-start-pos="1944"><strong data-renderer-mark="true">Cloud Networking</strong>&nbsp;</h3> <ul class="ak-ul" data-local-id="54eb8b35-448b-4fd1-b209-caf9a2657c5f" data-indent-level="1"> <li> <p data-renderer-start-pos="1965" data-local-id="a56638ff-4790-453e-b9c4-c2f92f42e086">Design and implement cloud networking solutions in AWS (VPC, Transit Gateway, Direct Connect, Route 53, CloudFront, etc.)&nbsp;</p> </li> <li> <p data-renderer-start-pos="2091" data-local-id="811c35c2-e9dc-4bba-a253-1dfcc6659a99">Design and implement cloud networking solutions in Azure (VNet, VPN Gateway, ExpressRoute, Azure Firewall, Traffic Manager, etc.)&nbsp;</p> </li> <li> <p data-renderer-start-pos="2225" data-local-id="ac7c6b5a-75eb-4232-b896-cab1ecff142a">Build and maintain hybrid cloud connectivity between on-premises Fortinet infrastructure and cloud environments&nbsp;</p> </li> <li> <p data-renderer-start-pos="2341" data-local-id="5ad875d7-608f-48d6-bc8f-d4baeffc3b55">Support hybrid cloud connectivity between on-premises Fortinet infrastructure and cloud environments</p> </li> <li> <p data-renderer-start-pos="2445" data-local-id="d0a6baed-4374-4e2f-b744-5be5c0e72086">Assist with cloud-native security controls and network segmentation</p> </li> </ul> <h3 id="Observability" data-local-id="8f137944-8667-4e6e-b1b6-47b65e084364" data-renderer-start-pos="2516"><strong data-renderer-mark="true">Observability</strong></h3> <ul class="ak-ul" data-local-id="b4dff473-636d-46f1-bc98-5fc48b05bda9" data-indent-level="1"> <li> <p data-renderer-start-pos="2533" data-local-id="fee5ea38-676d-4f34-b6a1-2f991fcb204d">Leverage SumoLogic and FortiAnalyzer for network observability, log analysis, and alerting</p> </li> <li> <p data-renderer-start-pos="2627" data-local-id="5e77d960-9968-460f-996a-d66ef7055d21">Define and monitor Service Level Indicators (SLIs) and Service Level Objectives (SLOs) for network services</p> </li> <li> <p data-renderer-start-pos="2738" data-local-id="b8ae46f4-eabc-47ba-bfce-38d12946f040">Participate in incident response, blameless postmortems, and root cause analysis</p> </li> <li> <p data