Senior Network Engineer

Description Our client is seeking a Senior Network Engineer to provide network engineering, implementation, analytical, and operational support across logistics warehouses and other enterprise facilities throughout the western United States and Canada. Fremont, California will serve as the engineers home base, with regular travel to supported locations.

The engineer will work closely with Staff Network Engineers and other technical teams to implement and improve network solutions, maintain existing services, support project deployments, and resolve complex Tier 2/3 incidents. The position requires an independent, hands-on engineer who can take ownership of assignments, work in fast-moving environments, document work thoroughly, and complete projects without significant day-to-day oversight.

Responsibilities
- Work closely with Staff Network Engineers on network designs, improvements, and technical initiatives
- Maintain and improve network solutions supporting warehouses, workplaces, factories, and related enterprise environments
- Serve as a Tier 2/3 escalation point for complex network incidents
- Gather requirements from manufacturing, warehouse, logistics, and technical stakeholders
- Analyze business and technical requirements and propose appropriate networking solutions
- Provision, configure, implement, test, validate, and maintain network services
- Support end-to-end enterprise connectivity across geographically distributed facilities
- Configure and troubleshoot Juniper switching and routing environments
- Support routing, switching, LAN/WAN, VLANs, ACLs, OSPF, BGP, Spanning Tree, QoS, DHCP, DNS, NAC, and application traffic flows
- Perform rack-and-stack and related hands-on infrastructure activities when necessary
- Support CAT6, fiber, IT-room layouts, racks, and physical network infrastructure
- Troubleshoot carrier circuits and coordinate with telecommunications providers
- Follow established change-control, architecture, security, and operational processes
- Monitor network services, analyze performance, and report operational metrics
- Use network-management, monitoring, authentication, logging, and analysis tools
- Create and maintain technical documentation, network diagrams, knowledge articles, and operational runbooks
- Develop or support scripts that automate infrastructure deployment and metrics collection
- Participate in an on-call rotation
- Support planned weekend, after-hours, holiday, and maintenance-window work
- Travel to our clients facilities throughout the western United States and Canada
- Support South America travel when business needs and candidate availability align
- Perform additional network projects outside the warehouse environment as assigned

Additional

Skills & Qualifications
- Six or more years of professional network engineering experience preferred
- Experience supporting medium-to-large enterprise or service-provider networks
- Strong hands-on Juniper routing and switching experience required

- Experience with Juniper EX and QFX platforms strongly preferred
- Arista experience preferred
- Cisco networking experience beneficial
- Deep understanding of IP networking and Layer 2/3 protocols
- Hands-on OSPF, BGP, Spanning Tree, TCP/IP, DHCP, DNS, VLAN, ACL, QoS, LAN/WAN, NAC, and application-flow troubleshooting
- Proven ability to resolve high-level, complex technical problems
- Experience implementing, testing, validating, and maintaining production network services
- Ability to perform some rack-and-stack and physical infrastructure work
- Familiarity with CAT6, fiber, racks, IT rooms, layout, and environmental considerations
- Experience troubleshooting carrier circuits
- Strong documentation skills, including runbooks, implementation records, diagrams, and knowledge articles

- Experience with network monitoring, troubleshooting, authentication, logging, or IP-management tools
- Scripting or network-automation experience preferred
- Firewall and network-security experience desirable but not mandatory
- Strong organizational, analytical, verbal, written, and interpersonal communication skills
- Ability to work independently without extensive supervision
- Ability to manage competing projects and changing operational priorities
- Ability and willingness to travel regularly
- Ability to work overtime, weekends, holidays, after-hours maintenance windows, and on-call rotations
- Bay Area residence or willingness to relocate preferred
- Passport preferred because Canada travel is expected
- Ability to travel to South…