Location
San Leandro, CA and Fremont, CA
Employment Type
Full time
Location Type
On-site
Department
Company Operations
Compensation
$170K – $200K

QUALIFICATIONS:

• 3+ years of experience in network administration or network security engineering.
• Hands-on experience configuring and managing enterprise firewalls, switches, wireless access points (e.g., Palo Alto, Fortinet, Cisco/Meraki)
• Strong knowledge of switching, routing, VLANs, and network segmentation.
• Experience with wireless network configuration and security best practices.
• Understanding of network security principles, intrusion detection/prevention, and threat mitigation.
• Ability to diagnose and resolve complex network issues under time pressure.
• Familiarity with monitoring and logging tools for network and security visibility.
• Strong documentation and communication skills.

PREFERRED SKILLS:

• Experience with OT network design and security.
• Familiarity with ICS/SCADA systems and related security standards (e.g., NIST 800-82, IEC 62443).
• Experience with NSM, IDS/IPS tools (e.g. Zeek, Snort, Surricata)
• Scripting skills (Python, PowerShell, or Bash) for automation and monitoring.
• Vendor certifications (e.g., PCNSE, CCNP Security, CWNP).
• Experience with network security in cloud-connected environments (AWS, Azure).

RESPONSIBILITIES:

• Configure, maintain, and troubleshoot firewalls, switches, and wireless access points across all sites.
• Implement and maintain network segmentation and VLAN configurations for security and performance.
• Support the design, deployment, and security hardening of new OT networks.
• Manage secure remote access solutions, including VPN and zero-trust technologies.
• Monitor network traffic and security events; respond to alerts and investigate anomalies.
• Perform regular updates, patches, and firmware upgrades for all network devices.
• Conduct periodic reviews of firewall rules, access controls, and network configurations.
• Work with IT, security, and technical teams to ensure high availability and resiliency of network services.
• Manage ISP and vendor relationships.
• Document network configurations, procedures, and incident responses.