Littelfuse (NASDAQ: LFUS) is a diversified industrial technology manufacturing company shaping solutions for the safe and efficient transfer of electrical energy. Headquartered in Chicago, Illinois, USA, we serve customers across industrial, transportation, and electronics markets worldwide. With approximately 16,000 employees we design and manufacture innovative technologies that support electrification, energy efficiency, and advanced automation. Our integral reach is matched by a culture that empowers innovation and long-term growth. Guided by our principles We Care, We Succeed With Our Customers, and We Own the Outcome, we work collaboratively, think boldly, and deliver solutions that move industries forward.
We are looking for an experienced Senior Network Engineer to join our Global Infrastructure team. This role is responsible for designing, implementing, and supporting a global enterprise network across more than 100 international locations. You will partner with Infrastructure, Cloud, Security, OT, and local IT teams to deliver secure, scalable,



and highly available networking solutions.
About Your Job: Design, implement, and support global LAN/WAN infrastructureManage enterprise routing, switching and wireless environmentsDeploy and support Palo Alto firewalls, VPNs and network segmentationSupport cloud networking across Microsoft Azure and AWSDesign and troubleshoot hybrid connectivity (VPN, ExpressRoute, cloud gateways)Support global ISP management, DIA, and SD-WAN connectivityWork with Cato Networks SASE and/or Palo Alto Prisma Access/Prisma SD-WAN architecturesMaintain Cisco Catalyst, Cisco Nexus and Meraki environmentsImplement 802.1X, Cisco ISE, RADIUS and Zero Trust initiativesLead office deployments, migrations and infrastructure refresh projectsSupport OT / Industrial network segmentation where applicableProduce technical documentation and network diagramsMentor junior engineers and participate in technical leadershipRequired Technical SkillsRequire

📌 Sr. Network Engineer (Oviedo)
🏢 Littelfuse
📍 Oviedo