Sr Network Engineer

To Apply for this Job Click HereSenior Network Engineer Location: Onsite, Tempe AZ Job-Type Direct hire Salary Range – 100k to 120k Position Overview Our Client is seeking an experienced Senior Network Engineer to join our IT organization and play a key role in designing, implementing, maintaining, and optimizing enterprise network infrastructure. This position will support a complex, geographically distributed environment and will be responsible for ensuring the reliability, security, performance, and availability of network services across the organization. The ideal candidate is a hands-on network professional with strong Cisco networking experience and a background supporting enterprise LAN/WAN environments, network security, wireless infrastructure, SD-WAN, and voice technologies. This role we’re looking for someone with OT (Operational Technology) experience. As it relates to Network Engineering in regards to network our manufacturing machinery runs on.Responsibilities Design, configure, implement, and maintain enterprise network infrastructure across multiple locations. Manage and troubleshoot Cisco routers, switches, firewalls, and wireless technologies. Support and optimize enterprise LAN/WAN and SD-WAN environments. Monitor network performance, availability, and capacity and proactively identify potential issues. Troubleshoot complex network connectivity, routing, switching, wireless, and security issues. Configure and maintain network security technologies and implement industry best practices. Support TCP/IP, DNS, DHCP, VLANs, VPNs, routing protocols, and other core networking technologies. Support enterprise voice technologies, including VoIP and Cisco CUCM. Implement and maintain network authentication and access-control technologies such as 802.1X. Perform network hardware, firmware, and software upgrades while minimizing business disruption. Participate in network architecture, infrastructure upgrades, and technology implementations. Maintain accurate network documentation, diagrams, configurations, and equipment inventories. Collaborate with infrastructure, security, application, and other IT teams to resolve technical issues and deliver technology initiatives. Coordinate with third-party vendors, telecommunications providers, and service partners. Participate in network-related projects, disaster recovery initiatives, and business continuity planning. Provide technical guidance and mentorship to other members of the network and IT teams. Requirements5+ years of experience in network engineering or a related infrastructure role. Must have Experience with OT (Operational Technology) Strong experience with Cisco networking technologies, including routers, switches, and firewalls. Strong understanding of LAN/WAN architecture and enterprise networking. Experience with SD-WAN technologies. Strong understanding of TCP/IP and OSI networking models. Experience troubleshooting complex enterprise network environments. Experience with network security, wireless networking, VPNs, VLANs, routing, and switching. Experience supporting geographically distributed or multi-site environments. Strong analytical, troubleshooting, and problem-solving skills. Excellent communication and documentation skills. Ability to work independently while collaborating effectively with cross-functional IT teams. Preferred QualificationsCCNA, CCNP, or other relevant networking certification. Experience with Cisco CUCM / VoIP. Experience implementing 802.1X / network access control. Experience with network monitoring and management platforms. Experience supporting manufacturing, distribution, warehouse, or other highly distributed environments. Bachelor’s degree in Information Technology, Computer Science, Networking, or a related field. To Apply for this Job Click HereEqual Employment Opportunity Statement Gravity IT Resources is an Equal Opportunity Employer. We are committed to creating an inclusive environment for all employees and applicants. We do not discriminate on the basis of race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, veteran status, or any other legally protected characteristic. All employment decisions are based on qualifications, merit, and business needs.