Network Security Engineer Jobs in California
Network Security Engineer jobs in California are among the most active in the country, concentrated in technology, defense contracting, financial services, and healthcare, with openings at every level from entry-level analyst to senior architect. The largest hiring metros are the San Francisco Bay Area, Los Angeles, and San Diego, where established employers such as Cisco Systems, Northrop Grumman, and Kaiser Permanente maintain significant security engineering teams. The most in-demand specialties across the state include cloud security, zero-trust architecture, and security operations center engineering. Find a role that fits below and apply directly.
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INTRODUCTION
We are seeking an expert Senior Network & Security Engineer for a 6-month contract engagement on-site in Orange County, CA. In this role, you will lead complex network and security architecture execution across enterprise multi-platform environments. You will be responsible for designing, configuring, maintaining, and troubleshooting LAN/WAN infrastructure, enterprise perimeter firewalls, load balancers, and wireless networks to ensure maximum uptime, optimal performance, and robust security posture.
ROLE AND RESPONSIBILITIES
- Architect, configure, manage, and troubleshoot Cisco enterprise routing and switching infrastructure, enterprise wireless controllers, and advanced routing protocols (BGP, OSPF, HSRP, EIGRP).
- Manage perimeter security infrastructure, including Palo Alto and Cisco ASA firewalls, security policies, profiles, network segmentation zones, and access controls.
- Oversee network security monitoring and threat detection using centralized management and security operation platforms (Panorama, Cortex XDR).
- Deploy, configure, and troubleshoot load balancing solutions (F5 LTM) including custom iRules development, traffic management, and SSL offloading.
- Perform deep-dive packet captures and traffic analysis (tcpdump, Wireshark) to diagnose complex network anomalies, execute system upgrades, and maintain updated network topology documentation (Visio).
BASIC QUALIFICATIONS
- Experience: 8+ years of dedicated hands-on experience as a Network Engineer within complex, multi-vendor enterprise environments.
- Tech Stack: Cisco Routing & Switching, Palo Alto Firewalls, F5 LTM (including iRules), Cisco WLAN, Panorama, Cortex XDR, Wireshark, and core protocols (BGP, OSPF, DNS, DHCP, HTTP/S, SSH, VoIP).
- Domain Knowledge: Expert understanding of LAN/WAN connectivity design, enterprise perimeter security principles, load balancing strategies, and infrastructure interdependencies.
- Education & Certifications: Bachelor’s degree in Computer Science, MIS, or related technical field; active CCNP (or higher) and Palo Alto certification (PCNSE/PCNSA preferred).
BENEFITS & PERKS
- High-impact, enterprise-scale engineering project scope in Orange County, CA.
- Competitive hourly contract rate.
- Dedicated technical challenge with direct ownership over high-availability infrastructure.
INTRODUCTION
We are seeking an expert Senior Network & Security Engineer for a 6-month contract engagement on-site in Orange County, CA. In this role, you will lead complex network and security architecture execution across enterprise multi-platform environments. You will be responsible for designing, configuring, maintaining, and troubleshooting LAN/WAN infrastructure, enterprise perimeter firewalls, load balancers, and wireless networks to ensure maximum uptime, optimal performance, and robust security posture.
ROLE AND RESPONSIBILITIES
- Architect, configure, manage, and troubleshoot Cisco enterprise routing and switching infrastructure, enterprise wireless controllers, and advanced routing protocols (BGP, OSPF, HSRP, EIGRP).
- Manage perimeter security infrastructure, including Palo Alto and Cisco ASA firewalls, security policies, profiles, network segmentation zones, and access controls.
- Oversee network security monitoring and threat detection using centralized management and security operation platforms (Panorama, Cortex XDR).
- Deploy, configure, and troubleshoot load balancing solutions (F5 LTM) including custom iRules development, traffic management, and SSL offloading.
- Perform deep-dive packet captures and traffic analysis (tcpdump, Wireshark) to diagnose complex network anomalies, execute system upgrades, and maintain updated network topology documentation (Visio).
BASIC QUALIFICATIONS
- Experience: 8+ years of dedicated hands-on experience as a Network Engineer within complex, multi-vendor enterprise environments.
- Tech Stack: Cisco Routing & Switching, Palo Alto Firewalls, F5 LTM (including iRules), Cisco WLAN, Panorama, Cortex XDR, Wireshark, and core protocols (BGP, OSPF, DNS, DHCP, HTTP/S, SSH, VoIP).
- Domain Knowledge: Expert understanding of LAN/WAN connectivity design, enterprise perimeter security principles, load balancing strategies, and infrastructure interdependencies.
- Education & Certifications: Bachelor’s degree in Computer Science, MIS, or related technical field; active CCNP (or higher) and Palo Alto certification (PCNSE/PCNSA preferred).
BENEFITS & PERKS
- High-impact, enterprise-scale engineering project scope in Orange County, CA.
- Competitive hourly contract rate.
- Dedicated technical challenge with direct ownership over high-availability infrastructure.
See All 34 Network Security Engineer Jobs in California
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Where California roles are concentrated, by current openings.
Network Security Engineer Job Market in California
A snapshot from current California openings, updated as new roles post.
Who's Hiring
Top Industries Hiring
- Technology & Software
- Automotive
- Electronics & Hardware
What California Employers Look For
The qualifications that appear most often in network security engineer jobs across California.
- Bachelor's degree in computer science, cybersecurity, or a related technical field
- Active certifications such as CISSP, CEH, or CompTIA Security+ are widely required
- Hands-on experience with firewalls, intrusion detection systems, and SIEM platforms
- Proficiency in network protocols and experience securing cloud environments on AWS or Azure
- Experience conducting vulnerability assessments, penetration testing, or incident response
- Familiarity with California Consumer Privacy Act compliance and data protection standards
Network Security Engineer Jobs in California: Frequently Asked Questions
How do you become a network security engineer in California?
Most network security engineers in California start with a bachelor's degree in computer science, information technology, or cybersecurity, then build toward industry certifications such as CISSP, CISM, or CompTIA Security+. California does not require a state-issued license for this role, but employers here consistently expect hands-on lab experience and demonstrated familiarity with cloud security frameworks. Many candidates build their footing through internships at Bay Area technology firms or defense contractors in San Diego before moving into full engineer roles.
How much do network security engineers make in California?
Network security engineers in California earn a median of about $138,570 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $66,070 for the lowest 10% to over $221,000 for the top 10%. Pay rises with experience, specialty, and employer.
Which companies hire network security engineers in California?
Employers hiring network security engineers in California right now include Palo Alto Networks, Zoox, and SIGMA DEFENSE, based on current listings on Migrate Mate as of November 2026. California's concentration of major technology headquarters, federal defense contractors, and large health systems means sustained, year-round demand for network security talent across the state.
Which California cities have the most network security engineer jobs?
Santa Clara, San Diego, and Los Angeles have the most network security engineer openings in California. The Bay Area leads because of its dense concentration of technology headquarters and cloud infrastructure companies, while Los Angeles draws demand from media, finance, and aerospace firms, and San Diego's strong defense and biotech sectors anchor consistent hiring in that metro.
Are there remote network security engineer jobs in California?
Yes, and more than most technical fields, since a significant portion of network security work involves managing systems and analyzing data that can be done remotely. About 67% of network security engineer openings tied to California are remote or hybrid as of November 2026, reflecting the role's strong desk and analytical component. Positions focused on cloud security and security operations tend to offer the most remote flexibility, while roles requiring hands-on hardware or on-site government clearance work are typically in person.
How can I get hired as a network security engineer in California with little or no experience?
The most realistic entry path is a junior security analyst or IT support role at a California technology company or managed security service provider, which gives you direct exposure to the tools and environments employers expect. Large California employers such as Cisco and Kaiser Permanente run structured internship and new-graduate programs that feed into security teams. Building a home lab, earning CompTIA Security+ or Network+, and completing a California community college cybersecurity certificate will strengthen any application without requiring prior professional experience.
Where can I find and apply to network security engineer jobs in California?
You can find and apply to network security engineer jobs in California on Migrate Mate, which lists current California openings across industries and experience levels. Search the listings for roles that match your background and apply directly to the ones that fit.
See All 34 Network Security Engineer Jobs in California
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