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Network Engineer
Irvine, California  |  Onsite
Contract Position
It appears that you have already applied to this job.
Applied on June 30, 2022
Job Id #55135 Posted March 23, 2022

Projects the candidate will be working on:

  • Our IT Network team supports the Networking Infrastructure for Market Companies.
  • You will be involved in supporting LAN/WAN/SDWAN, WiFi, Firewalls, VPNs, NAC for CA Market companies, and the Integration project.
  • Your main responsibility will be Network Support and IP Migration/ App Tracking initiatives for the Integration Project for CA Market Companies.

Your tasks would include but not limited to: IT Network Discovery IP Migration Initiatives App Tracking Initiatives using Tools and Palo Alto Firewalls

  • Cisco ISE Support and Firmware Upgrade.
  • Network Support and Vulnerability Management : Support data center Routing, Switching, WiFi, LAN, WAN, SDWAN and Firewall services and proactively monitor the health of all Network systems located at the data centers and take appropriate action when required.
  • Perform after-hours systems support, installation, and maintenance as required.
  • Author technical documentation such as Network LAN WAN Infrastructure diagrams and data center diagrams for Integration Project.
  • Provide specialized technical expertise in researching and resolving Network and Security related problems which may involve coordination of hardware and software vendor support.
  • Communicate effectively with supervisors, peers, project managers, and stakeholders.
  • Work closely with vendors on implementation of products, services and projects.
  • Ensure security, redundancy, disaster recovery, fault tolerance and operational standards and procedures are maintained in accordance with UHG IT compliance requirements, HIPPA standards, and industry best practices.

Ideal Background:

  • 5+ years Cisco IT Networking experience - Cisco 3+ years Palo Alto and Cisco ISE IT Security experience

Team and Team size:

  • CA Market Network Engineering team
  • 1 Project Manager
  • 1 Team Manager
  • 4 Networking Engineers and 4 Networking Contractors Multiple teams Coordination

Top Responsibilities:

  • Perform IP Migration Planning Perform IP Migration Documentation - Network Discovery and Diagrams and Static Device List Submit IP Migration Change Requests
  • Coordinate with Network and Systems Engineers and perform IP Migration tasks. Coordinate with multiple teams to Build Application List Install Palo Alto Firewalls Inline - Verify Licensing and Support for Palo Alto
  • Collect App Tracking for each Application using Tools.
  • Submit Firewall rules list to be Created.
  • Firmware Upgrade and Support of Network Switches, Routers, Firewalls, ISE, NAC if necessary for Vulnerability management.

Skills/attributes Required

  • Bachelors degree in relevant major such as Computer Science or Networking, Telecommunications, Information systems.
  • Minimum 5+ years experience in Network Engineering .
  • Strong understanding of Secure access solutions such as NAC/AAA and experience with Cisco ISE.
  • Strong knowledge and experience with Routing protocols (EIGRP, OSPF, BGP) as well as HA, QoS.
  • Experience with some of the log and monitoring aggregation tools such as Splunk, SolarWinds, PRTG, Wireshark.
  • Hands-on experience with Cisco Nexus, Catalyst series and ISR/ASR Routers.
  • Hands-on experience with Palo Alto & Cisco ASA Firewalls.
  • Experience with Cisco Wireless Infrastructure design and implementation.
  • Strong understanding of the Cisco AnyConnect VPN (ASA/FirePower), Palo Alto Networks (FW/VPN).
  • Networking industry experience in handling various switched and routed data networks & protocols in a multi-platform environment with high availability.
  • SD-WAN knowledge.
  • Cisco CCNA or CCNP or equivalent experience.

Skills/attributes Preferred

  • Experience with Cisco AnyConnect VPN (ASA/FirePower), Palo Alto Networks (FW/Global Protect VPN).
  • Cisco CCNP/CCIE.

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.


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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.


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