Find Jobs Find Talent
Network Security Architect
Chesterfield, MO  |  Remote
Contract Position
It appears that you have already applied to this job.
Applied on December 4, 2022
Job Id #60550 Posted November 22, 2022

Network Security Architect

  • Experience as Network Solutions Architect in enterprise environments
  • Experience w/ Vipelta and SilverPeak SD-WAN technologies
  • MPLS, BGP, OSPF experience
  • Cisco Vitelli and Palo Alto appliance experience

Job Description:

The Architect will be responsible for providing consultative technical expertise which includes the preparation and presentation of detailed designs and configuration blueprints for complex solutions in the areas of routing, switching, wireless and security. The architect would be expected to be hands-on and would be eventual escalation point in case of complex issues/outages.

• Responsible for network and security architecture
• Ensures architecture compatibility across multiple areas.
• Leads and provides technical direction as well as hand-on required to resolve complex issues to ensure on-time delivery of solutions that meets project expectations.
• Be on-call for after-hour escalations and incidents

• 8+ years of technical hands-on experience 6+ years of experience with master’s degree.
• 2+ years as an architect focused on design and engineering of large-scale solutions
• Service provider experience is a plus
• Excellent communication skills since this role will require regular interaction with clients

• MS / M Tech / BS / B Tech degree in Computer Science, related technical field preferred, or equivalent work experience.

• Routing:
o Cisco ISR/ASR routers
o Architect level expertise on Viptela SD-WAN platform
o Expertise in SilverPeak SD-WAN platform
o In-depth understanding of BGP, OSPF protocols.
o In-depth understanding of MPLS
• Switching
o Cisco Catalyst
o Cisco NXOS
o In-depth understand of all flavors of spanning tree
• Security
o Palo Alto Firewalls
o Palo Alto Prisma
o In-depth understanding of firewall ACLs, groups, NATs
o Good understanding of next-generation firewall features like IDS/IPS, URL filtering, SSL decryption, etc.
o Forescout NAC
• Wireless
o Cisco Wireless LAN controller and related Access Points
o Cradlepoint LTE for OOB Management
• Scripting/Automation
o Python scripting to enable automated execution of manual tasks
o Good understanding of REST API with use of tools like postman
o Ansible playbook development
• Tools
o Wireshark
o InfoBlox

Horizontal is proud to be an Equal Opportunity and Affirmative Action Employer. We seek to provide employment opportunities to talented, qualified candidates regardless of race, color, sex/gender including gender identity and/or expression, national origin, religion, sexual orientation, disability, marital status, citizen status, veteran status, or any other protected classification under federal, state or local law.

In addition, Horizontal will provide reasonable accommodations for qualified individuals with disabilities. If you need to request a reasonable accommodation in order to complete the application or interview process, please contact

All applicants applying must be legally authorized to work in the country of employment.


What is your gender?

What is your ethnicity?

What is your Veteran / U.S. Military Status?

Do you identify with one or more of the classifications of protected veterans below?

If yes, please indicate by checking the appropriate box below

Do you have a disability?

You are considered to have a disability if you have a physical or mental impairment or medical condition that substantially limits a major life activity, or if you have a history or record of such an impairment or medical condition.

Horizontal is proud to be an Equal Employment Opportunity/Affirmative Action Employer providing a drug-free workplace.


You have saved your first job! To see all your Saved Jobs, click here. Or continue scrolling through jobs and bookmark openings that catch your eye and apply for those jobs later.

Return to Job Search

We’re sorry!

There are currently no open positions in your location or accepting applications from out of the country

Return to Home
Cookies help us improve your website experience.
By using our website, you agree to our use of cookies.