• Network Security Engineer

    Kimley-Horn (Phoenix, AZ)


    Overview

     

    Kimley-Horn, one of Fortune Magazine’s “100 Best Companies to Work For,” is looking for a Network Security Engineer to join the Information Security team in our Phoenix, AZ office. As a member of Kimley-Horn’s Information Security team, you will play a critical role in ensuring the security of our organization's network infrastructure.

     

    This is not a remote position.

    Responsibilities

    + Participate in advanced security policy decisions includingfirewalland SASE logic reviews to improve user experience and security posture

    + Partner with vendors and internal partners to design and optimizenetworksecurity solutions

    + Implement andmaintainrobust network security measures, including firewalls,VPNsand intrusion detection/prevention systems

    + Troubleshoot complex cloud infrastructure issues involving networking and security.

    + Create, review, andmaintainfirewallrules across multiple environments.

    + Collaborate withNetworkOperations and Cloud teams toprovidetechnical guidance and support.

    + Monitor, analyze, and resolve network performance issues, includingutilization, throughput, latency, and system slowness.

    + Analyze, plan, and implement access control lists (ACL),firewallpolicies, and other logical security controls in a multi-vendor security stack

    + Reviewing, updating, and managing Web Application Firewalls

    + Participate in system upgrades and enhancements

    + Provide guidance and training to staff on network security

    + Support after-hours maintenance for outages and critical upgrades

    Qualifications

    + Bachelor’s degree in information security, cybersecurity, or a related field

    + 4+ years of experiencein NetworkSecurityor a similar role within an enterprise-level organization

    + Professional IT certifications relating to IT Security orNetworking, such asSecurity+/Network+,CCNPSecurity,AZ-700/AZ-500, Certified Information Systems Security Professional (CISSP), or other relevant security certifications.

    + Experience with application-based traffic andfirewalldesign (internal/perimeter/external)

    + Hands on experience withadministrating Palo Alto firewallsand Panorama

    + Experience managing and troubleshooting Web Application Firewalls

    + Hands on experience with Cisco ISE

    + Excellent problem-solving skills and the ability to think critically under pressure

    + Experience with change-management policies and procedures

    + Strong communicationskills, both written and verbal, with the ability to convey complex technical concepts to non-technical stakeholders

    Desired Skills:

    + Strong knowledge of Threat Protection, URL filtering, TLS decryption, and PCAPS

    + Familiarity with cloudnetworksecurity concepts and best practices for securing cloud environments (AWS, Azure).

    + Knowledge of core network services (DNS, DHCP,IP Routing)

    + Knowledge of web standards relating to APIs (OAuth, SSL, CORS, JWT, etc.)

    + Strong problem-solving skills with the ability to troubleshoot complex cloud networking infrastructure

    + Proven experience with SD-WAN platforms and technologies

    + Knowledge of the MITRE ATT&CK framework or NIST Cyber Security Framework (CSF)

     

    Applicants must be legally authorized to work for Kimley-Horn in the U.S. without employer sponsorship. We do not typically sponsor H1-B or any other work visa petitions.

     

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    _Applications are being accepted on an ongoing basis; however, this job posting may close at any time after a minimum of 3 days of being posted._

     

    PleaseCLICK HERE (https://www.kimley-horn.com/careers/benefits/at-a-glance/) to learn more about the potential Benefits you may be eligible to receive with this role.

     

    If you require an accommodation, pleaseCLICK HERE. (https://www.kimley-horn.com/careers/ada-accommodation-request/)

     

    Applicants must be legally authorized to work for Kimley-Horn in the U.S. without employer sponsorship. We do not typically sponsor H1-B or any other work visa petitions.

    Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

    **Posted Date** _7 days ago_ _(1/5/2026 7:47 AM)_

    **_ID_** _2026-21667_

    **_Education_** _Bachelor's Degree_

    **_Discipline/Focus_** _Information Technology_