Juniper Network Engineer- onsite

About the Role

We re hiring a mid-level Network Engineer to own the day-to-day operation, maintenance, and health of a modern, Juniper-based enterprise network. Our architecture team sets direction and designs the platform; this role keeps it running well handling moves/adds/changes, monitoring, troubleshooting, and incident resolution across a leaf/spine (Clos) fabric. It s an ideal fit for an engineer with solid hands-on Juniper experience who wants deep operational ownership and a clear path to grow into fabric, automation, and overlay technologies.

What You ll Do
Operate and maintain the production network day to day: Juniper EX/QFX switching, Mist wireless, Palo Alto Networks firewalls, and GlobalProtect VPN.
Perform configuration changes, MACs (moves/adds/changes), and upgrades following change-management processes.
Monitor network health and respond to alerts, events, and incidents diagnosing and resolving issues to restore service quickly.
Troubleshoot connectivity, performance, and wireless issues across the leaf/spine (Clos) fabric.
Support core network services DNS, DHCP, and similar running on open-source platforms.
Maintain documentation, runbooks, and network diagrams; keep configuration and inventory records current.
Partner with lead architects to implement designs and feed operational insight back into platform improvements.
Travel to remote sites (~10%) in Redwood City, Chicago, and New York as needed.

Required Qualifications
Typically 3 6 years of hands-on enterprise network engineering experience in an operational/support capacity.
Solid, demonstrable Juniper experience: EX and/or QFX switching, Junos CLI, and day-to-day configuration and troubleshooting.
Working familiarity with leaf/spine (Clos) fabrics and EVPN-VXLAN overlays operating, monitoring, and troubleshooting within the fabric.
Hands-on experience with Mist wireless (or comparable enterprise Wi-Fi) and Palo Alto Networks firewalls with GlobalProtect VPN.
Strong fundamentals: L2/L3 routing and switching, VLANs, BGP/OSPF, and structured troubleshooting methodology.
Experience using network monitoring/observability platforms (e.g., LibreNMS, Zabbix, SolarWinds, PRTG, Grafana, or the Mist dashboard) to detect and resolve issues.
Clear communication and documentation habits; comfortable working within change management and ticketing workflows.

Preferred / Nice-to-Have
Familiarity with open-source networking suites for DNS, DHCP, and other core network services.
Basic automation/scripting (Python, Ansible) for repetitive operational tasks.
Certifications such as JNCIA/JNCIS (Juniper) or PCNSA (Palo Alto).
Interest in growing into MPLS not used today, but a possible future direction for the network.
Previous experience working with Atlassian tools (Jira, Confluence, Bitbucket) to support project tracking and documentation.
Travel
Approximately 10% travel to company sites in Redwood City (CA), Chicago (IL), and New York (NY).
Work Schedule
Hybrid schedule, approximately 80 90% on site
Occasional on-call coverage, typically scheduled for one week every four-week cycle