Network Engineer
Designs, commissions, and operates secure, redundant operational technology networks for battery energy storage and high-capacity power systems. The role requires industrial networking experience, hands-on fiber and protocol expertise, and on-site availability in Memphis with up to 25% travel.
About the job
Responsibilities
- Own the operational technology network supporting storage packs, inverters, medium-voltage collection, and the plant controller.
- Design and maintain site network architecture, including topology, redundancy, switch selection and configuration, VLANs, subnets, and fleet-wide IP addressing.
- Own the fiber and copper physical plant, including single-mode and multimode runs, splice plans, patch panel layouts, labeling, OTDR acceptance testing, and pathway coordination.
- Integrate Modbus TCP, DNP3, and IEC 61850 industrial protocols, including GOOSE, and map communications among pack controllers, PCS, plant controller, and EMS.
- Implement precision time distribution using PTP under IEEE 1588 and IRIG-B for sequence-of-events and disturbance analysis.
- Manage OT cybersecurity, including IEC 62443 segmentation, firewall rules, remote access, patch and firmware management, and applicable NERC CIP evidence.
- Specify and commission industrial switches, media converters, gateways, protocol converters, terminal servers, and time sources.
- Maintain configuration backups and change management.
- Support commissioning through network validation, latency and packet-loss testing, failover testing, and pack-level communications troubleshooting.
Requirements
- Bachelor's degree in electrical engineering, computer engineering, computer science, or a related technical discipline, or 6+ years of relevant experience in lieu of a degree.
- 3+ years of industrial, utility, or operational technology network engineering experience.
- Willingness to perform hands-on work in heat, cold, rain, tight quarters, and elevated locations.
- Willingness to work extended hours and weekends as needed for construction, energization, and operations.
- Ability to remain focused in hazardous environments while wearing appropriate PPE.
- Ability to lift up to 25 lbs. unassisted.
- Ability to provide 24/7 on-call emergency support.
- Willingness to work on-site in Memphis, TN; this is not a remote or hybrid role.
- Willingness to travel up to 25% for factory witness testing, vendor and OEM engagement, and support of other sites.
- Valid driver's license.
Nice-to-haves
- Hands-on configuration of managed industrial switches and routers.
- Experience with Modbus TCP, DNP3, or IEC 61850.
- Hands-on fiber optic termination, testing, and troubleshooting.
- BESS, solar, or substation automation network experience.
- IEC 61850 station and process bus design, including GOOSE performance requirements.
- IEC 62443 or NERC CIP program experience.
- Experience with Cisco, Hirschmann, Moxa, RuggedCom, or comparable industrial platforms.
- Familiarity with Modbus, IEEE C37.115, IEEE C37.111, and DNP3.
Compensation and benefits
- No salary information provided.
Skills
Industrial Networking, Operational Technology, Managed Switches, Routers, Fiber Optics, Modbus Tcp, Dnp3, Iec 61850, Goose, Ptp, Ieee 1588, Irig-B, Iec 62443, Nerc Cip, Cisco
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