Senior Network Architect – Cloud, Security & WAN

Penumbrainc; Alameda (CA); On-site; USD 143,000 - 210,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Life insurance

AD&D insurance

Disability insurance

401(k) with employer match

Paid parental leave

Paid vacation

Paid sick leave

Job summary

Penumbra is seeking a Senior Network Engineer to design, implement, and maintain robust network systems across enterprise environments. You will work with a global cross‑functional team to ensure high availability, performance, and security for business‑critical applications and services.

The role involves capacity planning, incident management, and contributing to documentation and standards. You will lead network modernization efforts, optimize SD‑WAN and Azure networking, and mentor junior

Qualifications

• 8+ years of network engineering experience with 3+ years in a senior/lead role.
• 2

Responsibilities

• Architect and implement scalable network solutions across LAN/WAN, data centers, and hybrid cloud.
• Lead troubleshooting and root-cause analysis for network incidents to minimize downtime.
• Configure and support routers, switches, firewalls, VPN, QoS, servers, and storage.
• Monitor performance, capacity planning, and ensure high availability.
• Collaborate with cross-functional teams and vendors to resolve complex issues.
• Mentor junior engineers and contribute to documentation and knowledge sharing.

Skills

LAN/WAN design

Cloud networking

BGP/OSPF routing

Cisco equipment

Network security

Zero-trust / security

Python scripting

Network automation

Education

Bachelor's degree in IT or related field

Tools

Cisco DNAC

Cisco ISE

Job description

Penumbra is seeking a Senior Network Engineer to design, implement, and maintain robust network systems across enterprise environments. You will work with a global cross‑functional team to ensure high availability, performance, and security for business‑critical applications and services.

The role involves capacity planning, incident management, and contributing to documentation and standards. You will lead network modernization efforts, optimize SD‑WAN and Azure networking, and mentor junior