Senior Network Engineer

TEKsystems; Fremont (CA); On-site; USD 83,000 - 113,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) Retirement Plan

Job summary

TEKsystems is seeking a Senior Network Engineer to deliver design, implementation, and support across warehouses and enterprise locations in the western US and Canada. Fremont, CA will be the home base with regular travel to supported sites.

Responsibilities include collaborating with Staff Network Engineers, provisioning and testing network services, and troubleshooting advanced routing and switching (Juniper, Arista, Cisco). Domestic travel is expected.

Qualifications

• Six or more years of professional network engineering experience preferred.
• Experience supporting medium-to-large enterprise networks or service providers.
• 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.

Responsibilities

• Work with Staff Network Engineers on designs and initiatives.
• Maintain and improve network solutions for warehouses and enterprise environments.
• Serve as escalation point for complex incidents (Tier 2/3).
• Gather requirements from manufacturing, logistics, and stakeholders.
• Provision, configure, test, and maintain network services.
• Support end-to-end connectivity across distributed facilities.
• Configure and troubleshoot Juniper routing/switching.
• Support routing, LAN/WAN, VLANs, ACLs, OSPF, BGP, QoS and related traffic flows.
• Develop or support scripts for automation.
• Participate in on-call rotations and after-hours maintenance.

Skills

Juniper routing & switching

OSPF/BGP routing

Spanning Tree / VLAN / QoS

TCP/IP / DHCP / DNS

Network monitoring tools

Scripting / automation

Documentation & runbooks

Travel willingness

Tools

Juniper EX/QFX

Arista

Cisco IOS

Job description

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.

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 America is a plus

Job Type & Location

This is a Contract to Hire position based out of Fremont, CA.

Pay and Benefits

The pay range for this position is $60.00 - $82.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Fremont,CA.

Application Deadline

This position is anticipated to close on Oct 16, 2026.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.