Sr. Network Engineer

Sparton is an innovative defense contractor headquartered in DeLeon Springs, Florida, with a rich heritage dating back to 1900. Renowned for our exceptional manufacturing capabilities, we specialize in producing high-quality sonobuoys critical to the United States’ undersea warfare arsenal, enhancing national security against current and future adversaries. But we are more than manufacturers; we are problem solvers. Our team of dedicated engineers and skilled professionals tackles some of the most challenging issues in defense technology. Our expertise includes advanced research systems, maritime solutions, sophisticated sensor technologies and payload delivery capabilities. **Job Summary** The Sr. Network Engineer is a key member of the **Infrastructure** team and is responsible for the performance, reliability, and availability of the organization’s **enterprise network**. This includes LAN/WAN, SD-WAN, routing, switching, wireless, and cloud connectivity. Unlike the Network Security Engineer within InfoSec, this role focuses on **network operations, capacity, performance, uptime, and architecture**, not security policy, threat detection, or IR. The Network Engineer partners with the Network Security Engineer to ensure secure and reliable network delivery. **Responsibilities and Tasks** **Network Architecture & Operations** - Design, implement, and maintain LAN/WAN, SD-WAN, wireless, routing/switching, and VPN infrastructure. - Lead network upgrades, refresh cycles, and architecture improvements. - Manage switches, routers, wireless controllers, and related devices. - Maintain VLANs, routing policies, redundancy/HA, and IP schemes. **Network Performance, Monitoring & Troubleshooting** - Monitor uptime, latency, packet loss, and bandwidth using SolarWinds or equivalent. - Perform root-cause analysis and long-term corrective actions for network issues. - Conduct capacity planning and performance optimization. **Cloud & Hybrid Networking** - Manage Azure/AWS/VNet/VPC connectivity, ExpressRoute, and VPN gateways. - Ensure cloud connectivity meets performance and reliability requirements. **Infrastructure Support & Escalation** - Act as the escalation point for complex network issues affecting the business. - Participate in on-call rotation for Infrastructure. - Assist with maintenance windows, patch cycles, and outages involving servers or hybrid infra. **Documentation & Standards** - Maintain network topology diagrams, standards, device configurations, and runbooks. - Ensure consistent configuration baselines across network hardware. **Education, Experience, Licenses and Certifications** - 5–10+ years in network engineering, network administration, or infrastructure. - Strong experience with routing/switching (OSPF, BGP, STP, VLANs, VRRP/HSRP). - Wireless (WLC) management. - Cloud networking (Azure/AWS). **Skills and Abilities** - U.S. Citizenship requires - Network+ certification preferred - CCNA certification preferred # **Travel and Physical Requirements** - Less than 25% - The physical demands describe here are representative of those that must be met by an employee to successfully perform the essential functions of the job. The work environment characteristics described are representative of those an employee may encounter while performing the essential functions of this job. This job operates in a professional office environment and a manufacturing environment. The employee may be exposed to fumes or airborne particles, moving mechanical parts and vibration. The employee is occasionally exposed to a variety of extreme conditions in the plant. The noise level in the work environment may be loud. - While performing the duties of this job, the employee is frequently required to sit, stand, talk, and communicate, use hands/finger, feel, and reach with arms. This position requires the ability to lift, bend or stoop as necessary up to 50lbs. **Benefits Highlights** **Healthcare** - Robust medical, dental, vision, & disability…