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Senior Network Engineer

Job in San Francisco, San Francisco County, California, 94199, USA
Listing for: CriticalRiver Inc.
Full Time position
Listed on 2026-09-20
Job specializations:
  • IT/Tech
    Network Engineer, Systems Engineer, Wireless / 5G
Salary/Wage Range or Industry Benchmark: 120000 - 180000 USD Yearly USD 120000.00 180000.00 YEAR
Job Description & How to Apply Below

Location:

San Francisco, CA Alternate Locations:
Austin, TX| New York, NY| Washington, DC| 5 Days Onsite

Duration: 12 Months

Position Summary

Design, deploy, stabilize, and support reliable wired and wireless infrastructure for current and new offices in a rapidly scaling organization.

Key Responsibilities
  • Design wired and wireless networks for new and existing office locations.
  • Conduct wireless surveys, capacity planning, and coverage analysis.
  • Configure switches, access points, firewalls, VLANs, DHCP, DNS, and VPN services.
  • Troubleshoot connectivity, performance, roaming, segmentation, and reliability issues.
  • Create repeatable network standards for office deployments.
  • Coordinate with facilities, vendors, security, and internal IT teams.
  • Implement monitoring, alerting, configuration backup, diagrams, and operational runbooks.
Required Qualifications
  • Strong enterprise wired and wireless networking experience.
  • Experience designing and delivering multi-office network environments.
  • Hands-on knowledge of routing, switching, VLANs, DNS, DHCP, VPNs, and firewalls.
  • Experience with wireless surveys and interference troubleshooting.
  • Ability to lead an office-network deployment from design through handoff.
  • Strong documentation, vendor-management, and communication skills.
Preferred Qualifications
  • Experience supporting hyper-growth technology companies.
  • Cloud-managed enterprise networking platforms.
  • Network automation using Python, APIs, Terraform, or Ansible.
  • NAC, identity-aware networking, or zero-trust access.
  • Excellent written and verbal communication.
  • Ownership and self-starter mentality.
  • Curiosity and first-principles problem-solving.
  • Ability to work effectively within a lean internal team.
  • Respect for least-privilege access and controlled delivery.
  • Interest in AI-native tools and measurable operational outcomes.
Position Requirements
10+ Years work experience
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