Senior Network Engineer

DescriptionOur 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 assignedAdditional 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 plusJob Type & LocationThis is a Contract to Hire position based out of Fremont, CA.Pay and BenefitsThe 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 TypeThis is a fully onsite position in Fremont,CA.Application DeadlineThis position is anticipated to close on Oct 16, 2026.About TEKsystemsWe're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company. 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.About TEKsystems and TEKsystems Global Services Were a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. Were a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. Were strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. Were building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.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.San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.Job SummaryJob number: JP-006339057Profession: Network Engineer