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Senior Network Systems Engineer

Devens, MA🌐 Remote💼 Full-time💰 $135,000–$135,000🗓 2026-07-22 → 2026-09-25

Core

Design, implement, and maintain secure, resilient enterprise network infrastructure across offices, manufacturing facilities, data centers, and cloud environments.

Role type

Senior Network Systems Engineer

Builds

Highly available, scalable, and secure network services supporting business operations and industrial environments

Domain

Industrial manufacturing / Green hydrogen production / Enterprise IT

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Enterprise routing and switching, Fortinet platforms, Cisco platforms, Network segmentation, VLAN design, Routing protocols, VPN configuration, Firewall policy management, Network monitoring, Disaster recovery planning, OT/Industrial networking familiarity

Preferred skills

Industrial networking technologies (Ethernet/IP, PROFINET, Modbus TCP, OPC UA, DNP3), OT cybersecurity standards (IEC 62443, NIST SP 800-82), SCADA systems support, Fortinet Secure SD-WAN, Relevant certifications (CCNP, CCIE, NSE, CISSP)

Technologies

FortiGate, FortiManager, Cisco switches/routers, VMware, Azure, AWS, SCADA, Ethernet/IP, PROFINET, Modbus TCP, OPC UA, DNP3

Responsibilities

Design and support campus, WAN, wireless, VPN, and data center networks; Configure and troubleshoot enterprise network infrastructure including switches, routers, and firewalls; Implement security best practices including Zero Trust principles and network segmentation; Monitor network performance and investigate connectivity issues; Partner with Systems Engineering, Cybersecurity, and Manufacturing Engineering teams; Mentor junior IT staff and develop operational documentation

Seniority

Senior, hands-on IC

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