Sr. Network Architect

TEKsystems; Tustin (CA); On-site; Full time

Job summary

A leading company is seeking a Sr. Network Architect to design and manage secure, high-availability enterprise networks using Cisco technologies. The position requires 8+ years of experience and strong expertise in routing and network architectures. This is a full-time, onsite role in Tustin, CA, offering a competitive salary and a comprehensive benefits package.

Benefits

Medical, dental & vision

401(k) Retirement Plan

Life Insurance

Short and long-term disability

Health Spending Account

Employee Assistance Program

Paid Time Off

Qualifications

• 8+ years experience in enterprise network architecture.
• Deep experience with Cisco environments.
• Preferred CCIE or similar advanced certification.

Responsibilities

• Design and maintain secure, high-availability networks.
• Lead modernization efforts like SD-WAN and zero-trust.
• Act as the lead for network deployments and upgrades.

Skills

Network Design

Routing (OSPF, BGP, EIGRP)

Cisco Technologies

Education

CCNP Certification

Tools

Cisco Catalyst

Cisco ASA

Job description

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• Design and maintain a secure, scalable, high-availability enterprise network using Cisco technologies.
• Develop strategies for network segmentation, VLANs, and routing (OSPF, BGP, EIGRP).
• Architect connectivity for remote sites, mobile units, data centers, and public safety systems.
• Lead modernization efforts like SD-WAN, wireless upgrades, and zero-trust network access.
  
  
  

Network Architecture & Design

• Design and maintain a secure, scalable, high-availability enterprise network using Cisco technologies.
• Develop strategies for network segmentation, VLANs, and routing (OSPF, BGP, EIGRP).
• Architect connectivity for remote sites, mobile units, data centers, and public safety systems.
• Lead modernization efforts like SD-WAN, wireless upgrades, and zero-trust network access.
  
  
  

Implementation, Operations & Support

• Act as the lead engineer for network deployments, upgrades, and incident response.
• Configure and manage Cisco switches, routers, firewalls, WLCs, and wireless endpoints.
• Oversee VPNs, QoS, ACLs, and monitoring tools (SolarWinds, NetFlow, SNMP).
• Serve as the top-tier escalation point for complex network issues and performance tuning.
  
  
  

Security, Compliance & Audit Readiness

• Enforce network security aligned with CJIS, NIST, and internal policies.
• Manage firewall rules, NAC (e.g., Cisco ISE), and endpoint access controls.
• Collaborate with cybersecurity teams on incident response and forensic analysis.
• Prepare documentation and evidence for audits and compliance reviews.
  
  
  

Required Qualifications

8+ years experience in enterprise network architecture and engineering

Deep Experience With Cisco Environments

Catalyst, Nexus, ISR/ASR

ASA, Firepower/FTD

ISE, AnyConnect, VPNs

OSPF, BGP, EIGRP

Wireless: WLCs, Aironet, Meraki

Certifications

Required: CCNP

Preferred: CCIE

Bonus: Cisco Security/Wireless Specialist, CISSP, Fortinet NSE, Aruba

Pay And Benefits

The pay range for this position is $80.00 - $85.00/hr.

Eligibility requirements apply to some benefits and may depend on your job

classification and length of employment. Benefits are subject to change and may be

subject to specific elections, plan, or program terms. If eligible, the benefits

Available For This Temporary Role May Include The Following

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)
  
  
  

Workplace Type

This is a fully onsite position in Tustin,CA.

Application Deadline

This position is anticipated to close on Jun 30, 2025.

h4>About TEKsystems:

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems And TEKsystems Global Services

We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology

• Industries

  IT Services and IT Consulting

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