Sr Network Architect; Level 3 & 4

Sr Network Architect (Level 3 & 4 support)

This range is provided by Net2

Source (N2S). Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

$70.00/hr - $85.00/hr

Direct message the job poster from Net2

Source (N2S)

Title- - Sr Network Architect (Level 3 & 4 support)

Location
- Brea, CA, Need Locals, Onsite 5 days

Duration: 5 months

Serve as Tier 3/4 support resource (IT Escalation). On Call Rotation.

Secondary: F5, ZScaler

• Network Engineer 8+ years of experience in Core network & DC Operations across Palo Alto & Cisco firewalls, Cisco Routers & Switches, Cisco ISE, Velo Cl
• Strong network design skills for campus and data center environments; expertise in segmentation, resiliency, and secure architectures.
• Hands‑on expertise with major vendors: switching/routing (Cisco), SD‑WAN, firewalls (Palo Alto or equivalent), wireless (Cisco), NAC solutions.
• Experience building and operating server rooms/data rooms (rack/power/cooling/cabling), and coordinating with facilities and local contractors.
• Security‑first mindset:
  Zero Trust, 802.1X, micro‑segmentation; adherence to change governance (ITIL).
• Excellent communication, documentation, and stakeholder management skills; ability to lead vendors and on‑site technicians.

• Possess a strong understanding of routing protocols such as BGP, OSPF, EIGRP, and IPsec for secure and efficient network communications.
• Strong experience with support of SDWAN solution (Velo cloud)
• Expert level experience in Cisco Data Center and Campus Switching and routing.
• Demonstrate expert‑level knowledge of networking technologies, WAN communications, and security concepts, including TCP/IP, QoS, MPLS, DMVPN and IPSec.
• Configure and manage Palo Alto firewalls, Panorama, Cisco ASA firewalls, including advanced features like threat prevention, S2S VPNs, remote VPN solution, and security policies, F5 load balancers.
• Troubleshooting experience on SDWAN velo cloud, routing / Switching protocols, security, VPN issues.
• Experience with Zscaler Internet Access (ZIA), Zscaler Private Access (ZPA) and Zscaler Digital Experience (ZDX) or similar solutions is a plus
• Ability to implement design architecture objectives that align with client demand & business goals
• Participate in the deployment of complex solutions, create written deliverables, and conduct client workshops
• Monitor and maintain network security, ensuring compliance with industry standards and best practices.
• Proven knowledge of ITIL framework and service management practices good understanding of Change process
• High degree of flexibility and willing to work in rotational shifts including night shifts and on‑call.
• Effective communication skills. Should be able to deal with users from across the regions
• Excellent analytical and problem‑solving skills, with the ability to manage complex issues and provide effective solutions.

Director

Contract

Consulting

IT System Installation and Disposal, IT System Operations and Maintenance, and IT Services and IT Consulting

Referrals increase your chances of interviewing at Net2

Source (N2S) by 2x

Apply BELOW