Principal Network Architect – Cisco DC & Enterprise

HTC Global Services; Aliso Viejo (CA); Hybrid; USD 180,000 - 270,000; Full time

Benefits offered by this job

Health benefits

PTO

401(k) matching

Professional development

Wellness programs

Job summary

HTC Global Services is seeking a Principal Network Engineer with deep Cisco Catalyst/Nexus expertise to own enterprise and data center assessments. You will lead architecture reviews, identify gaps in redundancy and security, and deliver prioritized remediation roadmaps, including executive briefings.

The role requires hands-on Layer 2/3 engineering, strong writing skills, and the ability to present findings to IT leadership. Hybrid onsite work in Aliso Viejo, CA is supported.

Qualifications

• Active Cisco CCNP certification (Enterprise or Data Center) required.
• 12+ years of enterprise or data center network engineering experience.
• Experience leading network assessments or architecture reviews with formal deliverables.
• Expert in Cisco Catalyst and Nexus platforms and Layer 2/3 switching.
• Strong knowledge of high-availability design and NGFW integration.
• Hands-on fiber optics and network analysis tools experience.
• Excellent technical writing and executive communication skills.

Responsibilities

• Assess the current LAN, data center, and perimeter network, including topology, configurations, hardware lifecycle, and operational practices.
• Identify single points of failure and gaps in redundancy (HSRP/VRRP, vPC, port-channels, STP design, routing convergence).
• Evaluate security posture: segmentation, firewall-to-switch integration, management plane hardening, and Layer 2 security controls.
• Document findings in a risk-rated gap assessment report with current-state and target-state diagrams.
• Recommend remediations and build a phased roadmap with quick wins and longer-term architecture changes.
• Present findings to IT leadership, then support or lead remediation work.

Skills

L2/L3 Switching

Redundancy design

Security architecture

Executive communication

Fiber optics

SolarWinds

Wireshark

Education

CCNP certification

CCIE certification (preferred)

Tools

SolarWinds

Wireshark

Job description

HTC Global Services is seeking a Principal Network Engineer with deep Cisco Catalyst/Nexus expertise to own enterprise and data center assessments. You will lead architecture reviews, identify gaps in redundancy and security, and deliver prioritized remediation roadmaps, including executive briefings.

The role requires hands-on Layer 2/3 engineering, strong writing skills, and the ability to present findings to IT leadership. Hybrid onsite work in Aliso Viejo, CA is supported.