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System Network Engineer Jobs in California (NOW HIRING)

Skycubed

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Network Engineer

San Diego, CA · On-site

$175K - $220K/yr

Modify and maintain System/Subsystem Design Documents (SSDDs) to reflect network changes and ... Extensive experience with enterprise network engineering, including MPLS, VPNs, firewalls, and lab ...

Infozone Inc

Network Engineer

Sunnyvale, CA · On-site

Unix System administration experience * System installation and integration experience * DevOps ... Network/System Monitoring tools (e.g. Nagios, Splunk, etc.) * Network Certifications (Cisco ...

CSA Global LLC

The Network Engineer supports development of communications architectures, coordination of ... Support the full system engineering life-cycle, including requirements analysis, design ...

Infozone Inc

Network Engineer

Sunnyvale, CA · On-site

Unix System administration experience * System installation and integration experience * DevOps ... Network/System Monitoring tools (e.g. Nagios, Splunk, etc.) * Network Certifications (Cisco ...

Caltech

Network Engineer

Pasadena, CA · On-site

$89K - $95K/yr

In addition, the incumbent monitors, optimizes, and tunes network systems to ensure data integrity, high availability, and low-latency performance. The Network Engineer follows established standard ...

Fortinet

Network Engineer

Sunnyvale, CA · On-site

$89K - $140K/yr

With over 15,000 people worldwide (and growing) and the implementation of new IT systems, we are looking for a beginner-to-intermediate-level Network Engineer to help us ensure 24x7 network support.

Precise Systems

Network Engineer

San Diego, CA · On-site

$86K - $155K/yr

Precise Systems delivers integrated, mission-ready solutions that advance warfighter readiness and ... We are seeking a Network Engineer to support the design of Navy networks. The ideal candidate will ...

Precise Systems

Network Engineer

Jamul, CA · On-site

$86K - $155K/yr

Precise Systems delivers integrated, mission-ready solutions that advance warfighter readiness and ... We are seeking a Network Engineer to support the design of Navy networks. The ideal candidate will ...

Precise Systems

Network Engineer

San Diego, CA · On-site

$86K - $155K/yr

Precise Systems delivers integrated, mission-ready solutions that advance warfighter readiness and ... We are seeking a Network Engineer to support the design of Navy networks. The ideal candidate will ...

Fortinet, Inc.

Network Engineer

Sunnyvale, CA · On-site

$89K - $140K/yr

With over 15,000 people worldwide (and growing) and the implementation of new IT systems, we are looking for a beginner-to-intermediate-level Network Engineer to help us ensure 24x7 network support.

Accelint

Network Engineer

San Diego, CA · On-site

They are seeking a Network Engineer to support networking initiatives for Foreign Military Sales programs, requiring substantial experience with military C4I systems and secure operational networks.

Saalex

Network Engineer I

San Diego, CA · On-site

$75K - $130K/yr

Support troubleshooting of network issues and system performance. * Assist with implementation of ... Work with senior engineers to support integration activities. * Other duties as assigned or ...

ActioNet

Network Engineer

San Diego, CA · On-site

ActioNet has an opportunity for a Network Engineer requiring a Secret clearance located in San ... Integrate multiple network transport systems (USMC C4) to support wide-area network connectivity (e ...

Saalex Corp.

Network Engineer I

San Diego, CA · On-site

$75K - $130K/yr

Support troubleshooting of network issues and system performance. * Assist with implementation of ... Work with senior engineers to support integration activities. * Other duties as assigned or ...

Precise Systems

Network Engineer

San Diego, CA · On-site

$86K - $155K/yr

Precise Systems delivers integrated, mission-ready solutions that advance warfighter readiness and ... We are seeking a Network Engineer to support the design of Navy networks. The ideal candidate will ...

Fortinet, Inc.

Network Engineer

Sunnyvale, CA

$89K - $140K/yr

With over 15,000 people worldwide (and growing) and the implementation of new IT systems, we are looking for a beginner-to-intermediate-level Network Engineer to help us ensure 24x7 network support.

The AES Group

Network Engineer

San Diego, CA · On-site

Network Engineer Location: San Dieago, CA - Hybrid One of our clients in the interactive ... Enhance network automation, monitoring, and visibility systems Qualifications: * CCNP/JNCIP ...

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Showing results 41-60

All JobsSystem Network Engineer JobsSystem Network Engineer Jobs in California

System Network Engineer information

See California salary details

$40.5K

$96.6K

$156.9K

How much do system network engineer jobs pay per year?

As of Sep 9, 2026, the average yearly pay for system network engineer in California is $96,609.00, according to ZipRecruiter salary data. Most workers in this role earn between $77,500.00 and $108,600.00 per year, depending on experience, location, and employer.

What is a system network engineer?

A System Network Engineer is an IT professional responsible for designing, implementing, managing, and troubleshooting computer networks and system infrastructures. They ensure that network hardware and software function efficiently, securely, and reliably to support an organization's operations. Their duties often include configuring routers and switches, monitoring network performance, resolving connectivity issues, and implementing security measures. System Network Engineers may also be involved in planning network expansions, upgrading systems, and ensuring compliance with industry standards.

What are the key skills and qualifications needed to thrive as a system network engineer?

To excel as a System Network Engineer, you need a solid understanding of network protocols, system administration, troubleshooting, and a degree in computer science or a related field. Familiarity with tools like Cisco IOS, firewalls, network monitoring systems, and certifications such as CCNA or CompTIA Network+ is highly valued. Strong analytical thinking, problem-solving abilities, and effective communication help you collaborate with teams and respond quickly to issues. These skills are vital to ensure network reliability, security, and optimal system performance in complex IT environments.

What are some typical challenges system network engineers face when managing complex network infrastructures?

System Network Engineers often encounter challenges such as ensuring network security against evolving threats, minimizing downtime during upgrades or maintenance, and troubleshooting connectivity issues across diverse hardware and software environments. Balancing the need for high network performance with scalability and security can be demanding, especially in large organizations with multiple locations. Successful engineers proactively monitor network health, collaborate closely with IT support teams, and stay updated on the latest technologies to address these challenges effectively.

What is the difference between System Network Engineer vs Network Administrator?

AspectSystem Network EngineerNetwork Administrator
CertificationsCCNA, CompTIA Network+, Cisco certificationsCCNA, CompTIA Network+
Work EnvironmentDesigning, implementing, and troubleshooting network systemsManaging and maintaining existing network infrastructure
ResponsibilitiesNetwork architecture, security, and performance optimizationNetwork monitoring, configuration, and user support
Industry UsageIT, telecommunications, large enterprisesSmall to medium businesses, corporate IT teams

While both roles involve network management, System Network Engineers focus on designing and implementing network solutions, whereas Network Administrators handle daily maintenance and support of existing networks. Understanding these differences helps organizations assign the right responsibilities and professionals for their network needs.

What cities in California are hiring for System Network Engineer jobs?

Cities in California with the most System Network Engineer job openings:

System Network Engineer jobs near you
Infographic showing various System Network Engineer job openings in California as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 16% Part Time, and 5% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $96,609 per year, or $46.4 per hour.

Network Engineer

San Diego, CA • On-site

Skycubed
Software Development • 1 - 10 employees
Learn more about Skycubedexternal

$175K - $220K/yr

Full-time

Re-posted 9 days ago

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Job description

About the Role

Skycubed is seeking a Network Engineer with an active TS/SCI clearance to support mission-critical DoD network projects in the cyber domain. The role involves designing, configuring, and maintaining secure network infrastructures, developing technical documentation, and implementing automation to streamline network operations. The ideal candidate will collaborate closely with program teams, DISA, and other stakeholders to ensure network compliance, and operational readiness.


Job Responsibilities

  • Support design and engineering activities, including network engineering discussions, configuration changes, and policy implementation.
  • Modify and maintain System/Subsystem Design Documents (SSDDs) to reflect network changes and enhancements.
  • Develop MBSE models and Courses of Action (COAs) for network implementations, device types, and deployment plans.
  • Coordinate with internal teams and external agencies (e.g., DISA) for policy inputs, VPN configurations, and circuit implementations.
  • Design, configure, and replicate network perimeter lab stacks, including MPLS setups.
  • Route and terminate network cabling and configure lab network scenarios to support testing and engineering efforts.
  • Correct VPN configuration errors, coordinate amended VPN IDs with DISA, and submit required updates to support operational requirements.
  • Develop installation guides, network diagrams, and documentation.
  • Track and implement changes required on SSDDs for network perimeter and other critical components.
  • Attend and contribute to recurring sync meetings

Job Requirements

  • Active TS/SCI clearance required.
  • Extensive experience with enterprise network engineering, including MPLS, VPNs, firewalls, and lab network environments.
  • Experience with high assurance network devices, and DoD network security standards.
  • Strong knowledge of network documentation, including SSDDs, MBSE models, diagrams, and COAs.
  • Experience coordinating with DISA or similar DoD agencies for network implementations and certifications.
  • Proven ability to troubleshoot, design, and replicate network environments in lab and production settings.
  • Excellent problem-solving, analytical, and communication skills.
  • Ability to manage multiple projects and syncs while maintaining accurate documentation.

Preferred Skills and Certifications

  • Hands-on experience with redundant network stacks, MPLS, and high assurance network device integration.
  • Familiarity with CAO and SNAP approval processes.
  • Experience with ATC, TSOs, and VPN member onboarding in a DoD environment.
  • Relevant certifications such as:
    • CCNP / CCIE (Routing & Switching or Security)
    • CompTIA Security+ or CASP+
    • Red Hat Certified Engineer (RHCE)
    • DoD Network+/Cybersecurity certifications

Company Description

Skycubed is committed to helping customers turn cyber data into capability at scale. Our staff includes software developers and engineers who have experience architecting, developing, and maintaining large distributed systems for data analytic processing.

We have hands-on experience developing scalable ingest pipelines, batch and stream processing, cyber situational awareness, and cyber analytics development. Our domain experience includes Computer Network Defense (CND), Vulnerability Analysis, Incident Response, Malware Detection, and Cyber Intrusions.

If you’re interested in advancing the state of cyber analytics, working with cutting-edge technologies, and building meaningful capabilities, please apply.