Position Summary: Network EngineerLocation: Nashua, NHWe are currently seeking a Mechanical Integrity Engineer to join our Cable Assembly team. The position will be located in Nashua, New Hampshire.
RESPONSIBILITIES:We are seeking a highly skilled and motivated Network Engineer to design, implement, and support high-performance data networking solutions across lab environments. The successful candidate will be responsible for ensuring network reliability, performance, and security across Ethernet and routing technologies, and will partner with cross-functional teams to validate customer use cases and resolve complex issues.
- Design, implement, and maintain network architectures (spine-leaf and AI-fabric topologies) using switching, routing, and transport technologies.
- Configure, deploy, and troubleshoot Ethernet/IP networks (L2/L3) including VLANs, spanning tree, routing, QoS, and related protocols.
- Diagnose complex performance and connectivity issues across TCP/IP and optical transport layers using packet captures, logs, telemetry, and structured troubleshooting methodologies (OSI model).
- Plan and execute network changes, maintenance activities, and incident response; document root cause analysis (RCA) and drive corrective/preventive actions.
- Develop and maintain network documentation including diagrams, physical/logical topology, IP plans, and runbooks (e.g., Visio).
- Build and maintain a lab network environment with hardware and software matching known customer use cases; support interoperability, regression, and failure-mode testing.
- Perform DAC, ACC, and AEC cable validation including characterization impairments, cleaning/inspection practices, and coordination of remediation activities.
- Use ticketing systems and operational tools to track work, prioritize issues, and communicate status to internal stakeholders and customers.
- Collaborate with engineering, manufacturing, and customer teams to translate requirements into network designs, validate solutions, and support product/customer escalations.
- Automate repetitive operational tasks and data collection using scripting (preferably Python) to improve reliability and speed of delivery.
- Ensure network solutions and lab practices align with relevant industry standards and specifications (IEEE/ANSI) and internal operational guidelines.
QUALIFICATIONS:- BS in related fields
- 3-5 years of professional experience
- Experience with server technologies
- Experience with Cisco, Juniper, Arista, Broadcom, Keysight, Viavi
- Experience with PCIe, DAC, AEC, and AOC testing
- Understanding of datacenter architectures such as spine-leaf and AI-fabric designs
- Demonstrated CCNA/CCNP-level proficiency in configuring, troubleshooting, and maintaining networks.
- Understanding of specifications such as EIA-364-X, GR-468-X, GR-78-X etc.
- Understanding of how to perform testing and complex data analysis
- Ability to communicate with technical & non-technical stakeholders
- Ability to read, write, and speak the English language to communicate with employees, customers, and suppliers in person, on the phone, and through written communication in a clear, straightforward, and professional manner
- Ability to use a personal computer and common software applications
- Advanced data networking knowledge (OSI model, TCP/IP, optical transport)
- Advanced knowledge of fiber characterization and associated optical impairments
- Advanced knowledge of related industry specifications and standards (IEEE, ANSI) and fiber/media types (multimode, single mode, UTP), including bridging, switching, routing, Ethernet, and transport technologies and protocols
- Advanced knowledge of network design, network architecture, protocols, and network topology
- Advanced knowledge of using ticketing systems and software tools to support current operations
- Advanced knowledge of basic network devices and basic network appliances
- Advanced knowledge of network design software, such as Visio
- Ability to perform duties in a fast-paced environment and learn new technology quickly
- Knowledge of or experience with one or more programming/scripting languages, preferably Python
- Knowledge of Microsoft Office
- Ability to work in a team environment
