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Principal Network Engineer

United States of America - Massachusetts - Lexington💼 Full-time💰 $144,000–$216,000🗓 2026-09-18 → 2026-09-25

Core

Own the design, build, and maintenance of global corporate network infrastructure to support a hybrid workforce.

Role type

Principal Network Engineer

Builds

Global office network infrastructure including edge routing, enterprise switching, wireless, and out-of-band management

Domain

Enterprise IT Infrastructure / Cybersecurity

Deliverable

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

Required skills

Enterprise network engineering, Juniper platforms (Mist, EX, SRX), Cisco Meraki, Aruba wireless, SASE/ZTNA, Core network protocols (BGP, OSPF, VLANs, VPN, QoS), Network automation (Python, Ansible)

Preferred skills

CCNP, CCIE, JNCP certifications

Technologies

Juniper Mist, Juniper EX, Juniper SRX, Cisco Meraki, Aruba, Opengear, SASE, ZTNA, Python, Ansible

Responsibilities

Design and maintain multi-site network infrastructure, troubleshoot LAN/WAN/SD-WAN/SASE issues, implement network security policies, lead network upgrade projects, automate network operations, manage network documentation

Seniority

Principal, hands-on IC with strategic oversight

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